● FEATURES 特性
1.磁屏蔽结构,闭合磁路,抗电磁干扰强,超低蜂鸣声,可高密度安装.
2.小体积,大电流,范围可到60A,在高频和高温环境下保持优良
的温升电流及饱和电流特性.
3.低损耗合金粉末压铸,低电阻.结构牢固,产品精准度高.
4.工作频率范围广,可达5MHz以上. 无卤环保产品.
● APPLICATIONS 用途
PAD,笔记本电脑,台式机,服务器,音箱,网通,安防,手机,智能家居等
● PART NUMBERING SYSTEM 品名系统
● SHAPES AND DIMENSIONS 外形尺寸 (Unit:mm)
D
A
D
B
Fig 1
C
Marking
E
C
B
A
D
Fig 2
TYPE(型号)
A
B
C
D
E
Fig
CKST201210
2.0±0.2
1.2±0.2
1.0 Max
0.6±0.3
/
1
CKST201610
2.0±0.2
1.6±0.2
1.0 Max
0.6±0.3
/
1
CKST252010
2.5±0.2
2.0±0.2
1.0 Max
0.8±0.3
/
1
CKST252012
2.5±0.2
2.0±0.2
1.2 Max
0.8±0.3
/
1
CKST322512
3.2±0.2
2.5±0.2
1.2 Max
0.8±0.3
/
1
CKST353220
3.5±0.2
3.2±0.2
2.0 Max
0.7±0.2
/
1
CKSTT0410
4.0±0.3
4.0±0.3
1.0 Max
1.1±0.3
/
1
CKST04012P
4.4±0.35
4.2±0.25
1.2 Max
0.8±0.3
2.0±0.3
2
CKST0402
4.6±0.25
4.1±0.35
2.0 Max
0.76±0.3
1.5±0.3
2
CKST0502
5.7±0.25
5.1±0.35
2.0 Max
1.3±0.3
2.3±0.3
2
CKST0503
5.7±0.25
5.1±0.35
3.0 Max
1.3±0.3
2.3±0.3
2
CKST0603
7.4 Max
6.6±0.2
3.0 Max
1.6±0.3
3.0±0.2
2
CKST0605
7.5 Max
6.6±0.2
5.0 Max
1.6±0.3
3.0±0.2
2
CKST1003
11.6 Max.
10.1±0.3
3.0 Max
2.5±0.5
3.0±0.5
2
CKST1004
11.6 Max.
10.1±0.3
4.0 Max
2.5±0.5
3.0±0.5
2
CKST1005
11.6 Max.
10.1±0.3
5.0 Max
2.5±0.5
3.0±0.5
2
CKST1205
13.8 Max.
12.6±0.3
5.0 Max
2.7±0.7
3.0±0.5/3.5±0.5
2
CKST1206
13.8 Max.
12.6±0.3
6.0 Max
2.7±0.7
3.0±0.5/3.5±0.5
2
CKST1707
17.5±1.0
17.5 Max.
7.0 Max
2.5±0.5
11.94±0.3
2
Version B3 / Issue date:2022-4-9
● Recommended patterns
J
I
H
H
I
J
CKST201210
1.5
1
1.5
CKST201610
1.5
1
1.8
CKST252010
2
1.2
2.2
CKST252012
2
1.2
2.2
CKST322512
2.5
1.2
2.9
CKST353220
3
1
3.5
CKSTT0410
3.5
1.5
4.5
CKST04012P
3.7
1.26
2.5
CKST0402
3.7
1.26
2.5
CKST0502
4.1
1.9
2.8
CKST0503
4.1
1.9
2.8
CKST0603
6.05
2.35
3.5
CKST0605
6.05
2.35
3.5
CKST1003
9.5
3.5
4.0
CKST1004
9.5
3.5
4.0
CKST1005
9.5
3.5
4.0
CKST1205
10.5
4
5.5
CKST1206
10.5
4
5.5
CKST1707
13.8
3.4
12.6
TYPE(型号)
● SPECIFICATION TABLE:
PART NUMBER
CKST201210-0.47uH/M
CKST201210-1uH/M
CKST201210-2.2uH/M
INDUCTANCE
(μH)
DCR (mΩ) @25℃
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Maximum
Typical
Maximum
0.47±20%
26.0
31.0
6.1
5.4
4.3
4.0
1±20%
60.0
70.0
4.2
3.5
3.6
3.0
2.2±20%
125.0
145.0
2.7
2.4
2.2
2.0
● SPECIFICATION TABLE:
PART NUMBER
INDUCTANCE
(μH)
DCR (mΩ) @25℃
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Maximum
Typical
Maximum
CKST201610-0.24uH/M
0.24±20%
18.0
21.0
6.7
6.1
5.5
5.0
CKST201610-0.33uH/M
0.33±20%
20.0
23.0
6.5
6.0
5.3
4.7
CKST201610-0.47uH/M
0.47±20%
23.0
28.0
5.6
5.0
5.0
4.5
CKST201610-0.68uH/M
0.68±20%
30.0
35.0
5.1
4.8
4.3
3.8
1±20%
43.0
49.0
4.2
4.0
4.0
3.4
CKST201610-1.5uH/M
1.5±20%
66.0
74.0
3.5
3.2
3.2
2.8
CKST201610-2.2uH/M
2.2±20%
94.0
110.0
3.0
2.7
2.7
2.5
CKST201610-3.3uH/M
3.3±20%
188.0
216.0
2.2
2.0
1.8
1.5
CKST201610-4.7uH/M
4.7±20%
250.0
280.0
2.0
1.7
1.4
1.2
CKST201610-1uH/M
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：1MHz，1Vrms
● Isat: Max.Value, DC current at which the inductance drops less than 30% from its value without current;
Typ. Value, DC current at which the inductance drops 30% from its value without current.
● Irms: For Max. Value, ∆T＜40℃；for Typ. Value, ∆T is approximate 40℃.
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 25V
● SPECIFICATION TABLE:
PART NUMBER
INDUCTANCE
(μH)
DCR (mΩ) @25℃
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Maximum
Typical
Maximum
CKST252010-0.22uH/M
0.22±20%
15.0
19.0
8.3
8.0
5.7
5.1
CKST252010-0.33uH/M
0.33±20%
21.0
24.0
7.3
6.5
5.0
4.5
CKST252010-0.47uH/M
0.47±20%
23.0
27.0
6.1
5.6
4.8
4.3
CKST252010-0.68uH/M
0.68±20%
25.0
30.0
5.7
5.0
4.5
4.0
1±20%
40.0
46.0
4.5
4.0
3.7
3.4
CKST252010-1.5uH/M
1.5±20%
60.0
69.0
4.1
3.2
3.3
3.0
CKST252010-2.2uH/M
2.2±20%
82.0
94.0
3.5
3.0
2.5
2.2
CKST252010-4.7uH/M
4.7±20%
223.0
256.0
2.3
2.0
1.36
1.22
CKST252010L-4.7uH/M
4.7±20%
209.0
230.0
2.1
1.8
1.6
1.4
CKST252010-6.8uH/M
6.8±20%
251.0
290.0
2.1
1.8
1.3
1.1
CKST252010-10uH/M
10±20%
388.0
450.0
1.5
1.3
1.2
1.0
CKST252010-1uH/M
● SPECIFICATION TABLE:
PART NUMBER
INDUCTANCE
(μH)
DCR (mΩ) @25℃
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Maximum
Typical
Maximum
CKST252012-0.24uH/M
0.24±20%
16.0
19.0
9.0
8.5
6.4
5.6
CKST252012-0.33uH/M
0.33±20%
16.0
19.0
7.5
6.6
6.4
5.6
CKST252012-0.47uH/M
0.47±20%
21.0
24.0
6.5
5.7
4.7
4.2
CKST252012-0.68uH/M
0.68±20%
23.0
30.0
5.3
4.6
4.5
4.0
1±20%
32.0
36.0
4.8
4.3
4.1
3.6
CKST252012-1.5uH/M
1.5±20%
46.0
53.0
4.2
3.6
3.7
3.4
CKST252012-2.2uH/M
2.2±20%
70.0
84.0
3.5
3.0
2.7
2.4
CKST252012-3.3uH/M
3.3±20%
100.0
120.0
2.5
2.2
2.0
1.7
CKST252012-4.7uH/M
4.7±20%
144.0
167.0
2.4
2.0
1.8
1.6
CKST252012-6.8uH/M
6.8±20%
234.0
269.0
1.9
1.5
1.6
1.4
CKST252012-10uH/M
10±20%
310.0
360.0
1.7
1.5
1.4
1.2
CKST252012-1uH/M
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：1MHz，1Vrms
● Isat: Max.Value, DC current at which the inductance drops less than 30% from its value without current;
Typ. Value, DC current at which the inductance drops 30% from its value without current.
● Irms: For Max. Value, ∆T＜40℃；for Typ. Value, ∆T is approximate 40℃.
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 25V
● SPECIFICATION TABLE:
PART NUMBER
INDUCTANCE
(μH)
DCR (mΩ) @25℃
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Maximum
Typical
Maximum
0.47±20%
16.0
19.0
8.2
7.5
7.0
6.5
1±20%
26.0
30.0
6.5
5.7
5.5
5.0
CKST322512-1.5uH/M
1.5±20%
38.0
44.0
5.0
4.5
4.5
4.0
CKST322512-2.2uH/M
2.2±20%
58.0
67.0
4.5
4.0
4.1
3.7
CKST322512-3.3uH/M
3.3±20%
77.0
88.0
3.6
3.3
3.3
3.0
CKST322512-4.7uH/M
4.7±20%
102.0
115.0
3.0
2.7
3.0
2.6
CKST322512-6.8uH/M
6.8±20%
180.0
207.0
2.8
2.4
1.6
1.3
CKST322512-10uH/M
10±20%
250.0
288.0
1.9
1.5
1.0
0.9
CKST322512-0.47uH/M
CKST322512-1uH/M
● SPECIFICATION TABLE:
PART NUMBER
INDUCTANCE
(μH)
DCR (mΩ) @25℃
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Maximum
Typical
Maximum
0.47±20%
13.0
15.0
11.0
9.0
8.5
8.0
1±20%
20.0
24.0
7.5
7.0
7.0
6.6
CKST353220-1.5uH/M
1.5±20%
28.0
33.0
7.1
6.6
5.5
5.2
CKST353220-2.2uH/M
2.2±20%
33.0
40.0
6.0
5.5
5.0
4.5
CKST353220-3.3uH/M
3.3±20%
58.0
64.0
5.5
5.0
4.0
3.5
CKST353220-4.7uH/M
4.7±20%
70.0
80.0
4.2
3.7
3.5
3.2
CKST353220-6.8uH/M
6.8±20%
151.0
174.0
3.3
2.8
2.9
2.6
CKST353220-10uH/M
10±20%
175.0
200.0
3.0
2.5
2.6
2.3
CKST353220-0.47uH/M
CKST353220-1uH/M
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：1MHz，1Vrms
● Isat: Max.Value, DC current at which the inductance drops less than 30% from its value without current;
Typ. Value, DC current at which the inductance drops 30% from its value without current.
● Irms: For Max. Value, ∆T＜40℃；for Typ. Value, ∆T is approximate 40℃.
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 25V
● SPECIFICATION TABLE:
PART NUMBER
INDUCTANCE
(μH)
DCR (mΩ) @25℃
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Maximum
Typical
Maximum
0.47±20%
17.0
20.0
8.5
7.5
7.5
6.5
1±20%
33.0
38.0
6.5
5.5
3.7
3.4
CKSTT0410-2.2uH/M
2.2±20%
58.0
67.0
5.3
4.7
3.6
3.2
CKSTT0410-4.7uH/M
4.7±20%
124.0
143.0
3.5
3.0
2.8
2.5
CKSTT0410-6.8uH/M
6.8±20%
155.0
180.0
3.0
2.5
2.3
2.1
CKSTT0410-10uH/M
10±20%
210.0
245.0
2.4
2.0
2.1
1.9
CKSTT0410-0.47uH/M
CKSTT0410-1uH/M
● SPECIFICATION TABLE:
PART NUMBER
INDUCTANCE
(μH)
DCR (mΩ) @25℃
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
CKST04012P-0.15uH/M
0.15±20%
8.0
9.0
12.0
6.8
CKST04012P-0.22uH/M
0.22±20%
8.3
11.0
8.8
6.5
CKST04012P-0.33uH/M
0.33±20%
13.5
19.0
6.7
5.7
CKST04012P-0.47uH/M
0.47±20%
16.0
21.0
5.4
5.2
CKST04012P-0.68uH/M
0.68±20%
21.0
36.0
4.8
4.2
1±20%
40.0
47.0
4.4
3.8
CKST04012P-1.5uH/M
1.5±20%
50.0
75.0
3.2
2.7
CKST04012P-2.2uH/M
2.2±20%
73.0
83.0
2.4
2.2
CKST04012P-1uH/M
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：1MHz，1Vrms
● Isat: Max.Value, DC current at which the inductance drops less than 30% from its value without current;
Typ. Value, DC current at which the inductance drops 30% from its value without current.
● Irms: For Max. Value, ∆T＜40℃；for Typ. Value, ∆T is approximate 40℃.
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 25V
● SPECIFICATION TABLE:
PART NUMBER
DCR (mΩ) @25℃
INDUCTANCE
(μH)
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
CKST0402-0.1uH/N
0.1±30%
3.5
4.0
25.0
12.0
CKST0402-0.22uH/M
0.22±20%
6.0
6.6
12.5
9.0
CKST0402-0.33uH/M
0.33±20%
8.7
12.5
11.0
8.0
CKST0402-0.47uH/M
0.47±20%
12.5
14.0
10.0
7.0
CKST0402-0.56uH/M
0.56±20%
14.0
16.0
8.0
6.5
CKST0402-0.68uH/M
0.68±20%
16.0
18.0
8.0
5.2
1±20%
24.0
27.0
7.0
4.5
CKST0402-1.5uH/M
1.5±20%
38.0
46.0
6.0
4.0
CKST0402-2.2uH/M
2.2±20%
52.0
58.0
5.0
3.0
CKST0402-3.3uH/M
3.3±20%
74.0
87.0
4.0
2.5
CKST0402-4.7uH/M
4.7±20%
100.0
126.0
3.0
2.2
CKST0402-6.8uH/M
6.8±20%
162.0
178.0
2.5
2.0
CKST0402-8.2uH/M
8.2±20%
188.0
216.0
2.2
1.8
CKST0402-10uH/M
10±20%
256.0
294.0
2.0
1.2
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
CKST0402-1uH/M
● SPECIFICATION TABLE:
PART NUMBER
DCR (mΩ) @25℃
INDUCTANCE
(μH)
Typical
Maximum
Typical
Typical
CKST0502-0.47uH/M
0.47±20%
7.2
10.0
12.0
7.5
CKST0502-0.68uH/M
0.68±20%
10.0
18.0
10.0
6.5
1±20%
14.0
20.0
9.0
6.0
CKST0502-1.5uH/M
1.5±20%
26.0
35.0
6.5
5.5
CKST0502-2.2uH/M
2.2±20%
32.0
45.0
6.0
4.0
CKST0502-3.3uH/M
3.3±20%
68.0
80.0
5.0
3.5
CKST0502-4.7uH/M
4.7±20%
82.0
95.0
4.0
3.0
CKST0502-5.6uH/M
5.6±20%
90.0
108.0
3.8
2.9
CKST0502-6.8uH/M
6.8±20%
108.0
130.0
3.5
2.8
CKST0502-10uH/M
10±20%
152.0
180.0
2.8
2.3
CKST0502-1uH/M
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：100kHz，1Vrms
● Isat ：DC current (A) that will cause L0 to drop approximately 30% Typ.
● Irms： DC current (A) that will cause an approximate △T of 40℃
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 75V
● SPECIFICATION TABLE:
PART NUMBER
DCR (mΩ) @25℃
INDUCTANCE
(μH)
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
CKST0503-0.22uH/M
0.22±20%
3.6
4.5
28.0
16.0
CKST0503-0.33uH/M
0.33±20%
5.0
7.0
18.0
14.0
CKST0503-0.47uH/M
0.47±20%
6.5
7.5
12.0
10.0
CKST0503-0.68uH/M
0.68±20%
11.0
12.0
12.0
8.0
1±20%
13.0
15.0
9.0
7.0
CKST0503-1.2uH/M
1.2±20%
14.0
15.0
8.8
6.5
CKST0503-1.5uH/M
1.5±20%
17.0
25.0
8.5
6.0
CKST0503-2.2uH/M
2.2±20%
27.0
35.0
8.0
5.5
CKST0503-3.3uH/M
3.3±20%
35.0
46.0
6.0
4.5
CKST0503-4.7uH/M
4.7±20%
50.0
60.0
5.0
4.0
CKST0503-6.8uH/M
6.8±20%
69.0
86.0
4.5
3.5
CKST0503-8.2uH/M
8.2±20%
80.0
105.0
4.0
3.3
CKST0503-10uH/M
10±20%
115.0
126.0
3.5
2.5
CKST0503-15uH/M
15±20%
174.0
190.0
2.2
1.8
CKST0503-22uH/M
22±20%
230.0
260.0
1.9
1.3
CKST0503-1uH/M
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：100kHz，1Vrms
● Isat ：DC current (A) that will cause L0 to drop approximately 30% Typ.
● Irms： DC current (A) that will cause an approximate △T of 40℃
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 75V
● SPECIFICATION TABLE:
PART NUMBER
DCR (mΩ) @25℃
INDUCTANCE
(μH)
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
CKST0603-0.1uH/N
0.1±30%
1.5
1.7
60.0
32.5
CKST0603-0.15uH/M
0.15±20%
1.9
2.5
50.0
30.0
CKST0603-0.22uH/M
0.22±20%
2.5
3.0
34.0
23.0
CKST0603-0.33uH/M
0.33±20%
3.0
3.5
25.0
21.0
CKST0603-0.47uH/M
0.47±20%
3.5
4.1
20.0
18.0
CKST0603-0.68uH/M
0.68±20%
5.3
5.9
17.0
16.0
CKST0603-0.82uH/M
0.82±20%
6.0
7.0
16.0
14.0
1±20%
7.0
7.5
15.0
12.0
CKST0603-1.5uH/M
1.5±20%
10.6
12.1
12.5
11.0
CKST0603-2.2uH/M
2.2±20%
15.5
17.5
10.0
8.0
CKST0603-3.3uH/M
3.3±20%
23.0
26.0
9.5
6.0
CKST0603-4.7uH/M
4.7±20%
34.5
38.0
6.5
5.0
CKST0603-6.8uH/M
6.8±20%
47.0
50.0
6.0
4.5
CKST0603-8.2uH/M
8.2±20%
58.5
65.0
6.0
4.0
CKST0603-10uH/M
10±20%
64.0
68.0
5.0
4.0
CKST0603-15uH/M
15±20%
106.0
115.0
3.8
2.6
CKST0603-22uH/M
22±20%
165.0
189.0
3.1
2.3
CKST0603-33uH/M
33±20%
250.0
270.0
2.5
2.0
CKST0603-47uH/M
47±20%
300.0
350.0
2.0
1.7
CKST0603-1uH/M
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：100kHz，1Vrms
● Isat ：DC current (A) that will cause L0 to drop approximately 30% Typ.
● Irms： DC current (A) that will cause an approximate △T of 40℃
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 75V
● SPECIFICATION TABLE:
PART NUMBER
DCR (mΩ) @25℃
INDUCTANCE
(μH)
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
1±20%
5.6
6.5
13.0
12.0
CKST0605-1.5uH/M
1.5±20%
7.1
8.5
12.0
10.0
CKST0605-2.2uH/M
2.2±20%
11.6
13.5
10.0
7.0
CKST0605-3.3uH/M
3.3±20%
19.6
22.0
9.0
6.5
CKST0605-4.7uH/M
4.7±20%
27.0
30.0
8.0
5.7
CKST0605-6.8uH/M
6.8±20%
38.0
44.0
7.0
5.0
CKST0605-10uH/M
10±20%
46.0
55.0
6.0
4.5
CKST0605-15uH/M
15±20%
72.0
85.0
4.0
3.5
CKST0605-22uH/M
22±20%
115.0
130.0
3.2
2.8
CKST0605-33uH/M
33±20%
158.0
180.0
3.0
2.4
CKST0605-47uH/M
47±20%
260.0
290.0
2.5
2.0
CKST0605-68uH/M
68±20%
425.0
468.0
2.0
1.2
CKST0605-1uH/M
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：100kHz，1Vrms
● Isat ：DC current (A) that will cause L0 to drop approximately 30% Typ.
● Irms： DC current (A) that will cause an approximate △T of 40℃
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 75V
● SPECIFICATION TABLE:
PART NUMBER
DCR (mΩ) @25℃
INDUCTANCE
(μH)
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
CKST1003-0.22uH/M-B
0.22±20%
1.07
1.2
50.0
30.0
CKST1003-0.33uH/M-B
0.33±20%
1.3
1.6
32.0
23.0
CKST1003-0.47uH/M-B
0.47±20%
2.1
2.5
26.0
23.0
CKST1003-0.56uH/M-B
0.56±20%
2.4
3.0
24.0
22.0
CKST1003-0.68uH/M-B
0.68±20%
2.9
3.4
23.0
21.0
1±20%
5.5
6.0
21.0
15.0
CKST1003-1.5uH/M
1.5±20%
6.5
7.5
18.0
12.0
CKST1003-2.2uH/M
2.2±20%
8.0
9.0
12.0
11.0
CKST1003-3.3uH/M
3.3±20%
14.5
16.0
12.0
9.0
CKST1003-4.7uH/M
4.7±20%
20.5
25.0
10.0
7.0
CKST1003-5.6uH/M
5.6±20%
27.0
30.0
10.0
6.0
CKST1003-6.8uH/M
6.8±20%
30.0
35.0
7.5
5.5
CKST1003-8.2uH/M
8.2±20%
35.0
45.0
7.0
5.0
CKST1003-10uH/M
10±20%
50.0
55.0
6.5
4.5
CKST1003-15uH/M
15±20%
59.0
65.0
5.0
4.0
CKST1003-22uH/M
22±20%
90.0
99.0
4.0
3.0
CKST1003-1uH/M
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：100kHz，1Vrms
● Isat ：DC current (A) that will cause L0 to drop approximately 30% Typ.
● Irms： DC current (A) that will cause an approximate △T of 40℃
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 75V
● SPECIFICATION TABLE:
PART NUMBER
DCR (mΩ) @25℃
INDUCTANCE
(μH)
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
CKST1004-0.15uH/N-B
0.15±30%
0.53
0.65
45.0
75.0
CKST1004-0.22uH/M-B
0.22±20%
0.9
1.1
55.0
35.0
CKST1004-0.36uH/M-B
0.36±20%
1.05
1.2
42.0
34.0
CKST1004-0.47uH/M-B
0.47±20%
1.53
1.68
38.0
28.0
CKST1004-0.56uH/M-B
0.56±20%
1.6
1.8
32.0
27.0
CKST1004-0.68uH/M-B
0.68±20%
2.1
2.4
30.0
23.0
CKST1004-0.82uH/M-B
0.82±20%
2.7
3.9
26.0
20.0
1±20%
3.0
3.3
26.0
20.0
CKST1004-1.5uH/M-B
1.5±20%
3.8
4.2
22.0
16.0
CKST1004-2.2uH/M
2.2±20%
6.0
7.0
16.0
14.0
CKST1004-3.3uH/M
3.3±20%
10.8
11.8
13.0
11.0
CKST1004-4.7uH/M
4.7±20%
14.0
16.5
12.0
8.5
CKST1004-6.8uH/M
6.8±20%
22.5
25.0
10.0
8.0
CKST1004-8.2uH/M
8.2±20%
25.0
27.0
9.0
7.5
CKST1004-10uH/M
10±20%
27.0
30.0
7.0
6.5
CKST1004-15uH/M
15±20%
40.0
45.0
6.0
6.3
CKST1004-22uH/M
22±20%
60.0
66.0
5.5
5.0
CKST1004-33uH/M
33±20%
85.0
92.0
4.5
4.0
CKST10045-47uH/M
47±20%
130.0
150.0
4.0
3.0
CKST10045-68uH/M
68±20%
192.0
205.0
3.0
2.3
CKST1004-1uH/M-B
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：100kHz，1Vrms
● Isat ：DC current (A) that will cause L0 to drop approximately 30% Typ.
● Irms： DC current (A) that will cause an approximate △T of 40℃
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 75V
● SPECIFICATION TABLE:
PART NUMBER
DCR (mΩ) @25℃
INDUCTANCE
(μH)
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
0.22±20%
0.6
0.8
65.0
37.0
1±20%
2.3
3.0
28.0
19.0
CKST1005-1.5uH/M-B
1.5±20%
3.2
4.0
21.0
16.0
CKST1005-1.8uH/M-B
1.8±20%
3.5
5.0
20.0
15.0
CKST1005-2.2uH/M
2.2±20%
5.5
6.6
19.0
13.0
CKST1005-3.3uH/M
3.3±20%
9.2
11.0
18.0
11.0
CKST1005-4.7uH/M
4.7±20%
12.0
15.0
15.0
10.0
CKST1005-5.6uH/M
5.6±20%
14.0
18.0
14.0
8.5
CKST1005-6.8uH/M
6.8±20%
16.0
19.2
13.0
8.0
CKST1005-10uH/M
10±20%
23.0
28.0
10.0
7.0
CKST1005-15uH/M
15±20%
35.0
42.0
7.0
6.5
CKST1005-22uH/M
22±20%
58.0
70.0
6.0
5.5
CKST1005-33uH/M
33±20%
70.0
84.0
5.0
4.5
CKST1005-47uH/M
47±20%
130.0
150.0
4.5
3.0
CKST1005-68uH/M
68±20%
185.0
205.0
3.5
2.5
CKST1005-0.22uH/M-B
CKST1005-1uH/M-B
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：100kHz，1Vrms
● Isat ：DC current (A) that will cause L0 to drop approximately 30% Typ.
● Irms： DC current (A) that will cause an approximate △T of 40℃
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 75V
● SPECIFICATION TABLE:
PART NUMBER
DCR (mΩ) @25℃
INDUCTANCE
(μH)
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
CKST1205-0.33uH/M-B
0.33±20%
0.75
0.9
62.0
46.0
CKST1205-0.36uH/M-B
0.36±20%
0.77
1.1
60.0
41.0
CKST1205-0.47uH/M-B
0.47±20%
1.0
1.3
46.0
37.0
1±20%
1.9
2.5
37.0
29.0
CKST1205-1.5uH/M-B
1.5±20%
3.4
4.1
30.0
23.0
CKST1205-1.8uH/M-B
1.8±20%
3.5
4.5
26.0
18.0
CKST1205-2.2uH/M-B
2.2±20%
4.0
5.0
25.0
15.0
CKST1205-3.3uH/M
3.3±20%
7.5
9.0
20.0
12.0
CKST1205-4.7uH/M
4.7±20%
9.0
11.5
16.0
11.0
CKST1205-5.6uH/M
5.6±20%
13.0
15.0
15.0
10.5
CKST1205-6.8uH/M
6.8±20%
18.0
22.0
14.0
9.0
CKST1205-8.2uH/M
8.2±20%
19.0
24.0
13.0
8.5
CKST1205-10uH/M
10±20%
24.0
29.0
11.0
7.5
CKST1205-15uH/M
15±20%
27.0
32.0
9.0
6.0
CKST1205-22uH/M
22±20%
42.0
50.0
7.0
5.0
CKST1205-33uH/M
33±20%
60.0
84.0
6.0
3.5
CKST1205-47uH/M
47±20%
100.0
130.0
5.0
3.0
CKST1205-1uH/M-B
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：100kHz，1Vrms
● Isat ：DC current (A) that will cause L0 to drop approximately 30% Typ.
● Irms： DC current (A) that will cause an approximate △T of 40℃
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 75V
● SPECIFICATION TABLE:
PART NUMBER
INDUCTANCE
(μH)
DCR (mΩ) @25℃
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
0.33±20%
0.58
0.8
65.0
43.0
1±20%
1.4
1.7
35.0
24.0
CKST1206-1.5uH/M-B
1.5±20%
2.5
4.0
31.0
22.0
CKST1206-2.2uH/M-B
2.2±20%
4.2
6.0
26.0
18.0
CKST1206-3.3uH/M-B
3.3±20%
5.6
9.0
23.0
12.0
CKST1206-4.7uH/M-B
4.7±20%
7.2
10.5
18.0
11.5
CKST1206-6.8uH/M
6.8±20%
10.0
13.8
15.0
11.5
CKST1206-8.2uH/M
8.2±20%
13.6
16.0
13.5
11.0
CKST1206-10uH/M
10±20%
18.0
20.7
12.5
10.0
CKST1206-15uH/M
15±20%
25.0
29.0
9.0
6.0
CKST1206-18uH/M
18±20%
30.0
35.0
8.0
5.0
CKST1206-22uH/M
22±20%
34.0
39.5
7.5
5.0
CKST1206-27uH/M
27±20%
54.0
60.0
6.5
4.0
CKST1206-33uH/M
33±20%
65.0
75.0
6.0
4.0
CKST1206-47uH/M
47±20%
80.0
90.0
5.5
3.5
CKST1206-68uH/M
68±20%
115.0
130.0
4.5
3.3
CKST1206-82uH/M
82±20%
120.0
140.0
4.0
3.0
CKST1206-100uH/M
100±20%
180.0
200.0
3.5
2.5
CKST1206-120uH/M
120±20%
210.0
235.0
3.2
2.3
CKST1206-150uH/M
150±20%
300.0
350.0
2.7
2.0
CKST1206-0.33uH/M-B
CKST1206-1uH/M-B
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：100kHz，1Vrms
● Isat ：DC current (A) that will cause L0 to drop approximately 30% Typ.
● Irms： DC current (A) that will cause an approximate △T of 40℃
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 75V
● SPECIFICATION TABLE:
PART NUMBER
DCR (mΩ) @25℃
INDUCTANCE
(μH)
Saturation
Current DC
Amps. Isat（A）
Heat Rating
Current DC
Amps. Irms (A)
Typical
Maximum
Typical
Typical
1±20%
1.5
1.9
55.5
32.0
CKST1707-1.5uH/M
1.5±20%
2.1
2.8
40.0
23.0
CKST1707-2.2uH/M
2.2±20%
2.3
3.0
40.0
18.0
CKST1707-3.3uH/M
3.3±20%
2.9
3.2
35.0
15.0
CKST1707-4.7uH/M
4.7±20%
4.4
5.8
30.0
13.0
CKST1707-6.8uH/M
6.8±20%
6.2
8.0
22.5
10.5
CKST1707-8.2uH/M
8.2±20%
10.0
13.0
20.0
9.5
CKST1707-10uH/M
10±20%
10.0
13.0
19.0
9.5
CKST1707-15uH/M
15±20%
16.5
22.0
14.0
9.0
CKST1707-22uH/M
22±20%
20.0
26.0
12.0
8.5
CKST1707-33uH/M
33±20%
30.0
38.5
10.7
8.0
CKST1707-47uH/M
47±20%
43.0
53.0
8.7
6.0
CKST1707-56uH/M
56±20%
55.0
60.5
7.2
5.2
CKST1707-68uH/M
68±20%
58.0
79.0
6.1
4.5
CKST1707-100uH/M
100±20%
103.0
123.0
5.0
4.0
CKST1707-1uH/M
Remark: ● All test data is reference to 25℃ ambient.
● Test Condition：100kHz，1Vrms
● Isat ：DC current (A) that will cause L0 to drop approximately 30% Typ.
● Irms： DC current (A) that will cause an approximate △T of 40℃
● Operat between temperature range -40℃ to +125℃(Including self - temperature rise)
● Absolute maximum voltage: DC 75V
● PACKAGING SPECIFICATION :
PO
P
P2
D
BO
Maker
Maker
Maker
ko
W
F
BO
E
T
AO
Tape Dimension (mm)
Reel Dimension (mm)
Type
Quantity
(Pcs/Reel)
Quantity
(Pcs/
Carton)
W
A0
B0
K0
DO
P
A
B
C
CKST201210
8.0
1.5
2.35
1.2
1.5
4.0
178
58
13
3000
75K
CKST201610
8.0
1.95
2.35
1.2
1.5
4.0
178
58
13
3000
75K
CKST252010
8.0
2.3
2.8
1.2
1.5
4.0
178
58
13
3000
75K
CKST252012
8.0
2.3
2.8
1.5
1.5
4.0
178
58
13
3000
75K
CKST322512
8.0
2.8
3.5
1.5
1.5
4.0
178
58
13
2000
50K
CKST353220
12.0
3.7
3.9
2.2
1.5
8.0
330
100
13
3000
18K
CKSTT0410
12.0
4.5
4.5
1.3
1.5
8.0
330
100
13
3000
18K
CKST04012P
12.0
4.4
4.9
1.5
1.5
8.0
330
100
13
3000
18K
CKST0402
12.0
4.4
5.2
2.2
1.5
8.0
330
100
13
3000
18K
CKST0502
16.0
5.6
6.0
2.2
1.5
12.0
330
100
13
2000
12K
CKST0503
16.0
5.6
6.0
3.3
1.5
12.0
330
100
13
1500
9K
CKST0603
16.0
7.2
8.0
3.3
1.5
12.0
330
100
13
1500
9K
CKST0605
16.0
7.2
8.0
5.5
1.5
12.0
330
100
13
1000
6K
CKST1003
24.0
10.7
11.4
3.3
1.5
16.0
330
100
13
1000
4K
CKST1004
24.0
10.7
11.4
4.3
1.5
16.0
330
100
13
1000
4K
CKST1005
24.0
10.7
11.4
5.5
1.5
16.0
330
100
13
800
3.2K
CKST1205
24.0
13.2
13.4
5.5
1.5
20.0
330
100
13
400
1.6K
CKST1206
24.0
13.2
13.4
6.8
1.5
20.0
330
100
13
400
1.6K
CKST1707
32.0
18.0
18.8
7.5
1.5
24.0
330
100
13
300
1.2K
MODIFY RECORD
Version
Date
A0
2017/9/1
A1
Content
Prepared
Approved
新版发行
贺军
肖中华
2017/12/1
新增1003系列
贺军
肖中华
A2
2018/6/15
新增1707系列
贺军
肖中华
A3
2018/9/20
新增0502系列
贺军
肖中华
A4
2021/4/21
变更CKST05系列载带宽度为16mm
万芳中
王其艮
A5
2021/5/26
增加CKST04012P,06012P,自制201610目录
万芳中
王其艮
B0
2021/8/5
增加CKST0401P,05012,06015,自制252010,252012目录
万芳中
王其艮
B1
2021/12/10
修改CKST20,25特性 (上1版本为仿真，此版本为实测值) , 新增
CKST322512 ,删除CKST0410,0612,0615(不具备量产)
万芳中
王其艮
B2
2022/2/9
修改CKST201610-1uH/M电阻，从45mΩ Max变更为49mΩ Max
万芳中
王其艮
B3
2022/4/9
增加CKST353220,CKSTT0410系列
万芳中
王其艮
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