AH42328A Series
1. Features of AH42328A Series:
•
•
•
•
•
•
•
•
•
•
Ferrite based SMD inductor with lower core loss.
Inductance range: 70.0 nH to 300.0 nH , custom values are welcomed.
High current output chokes ,up to 155.0 Amp with approx. 20% roll off.
Low profile 8.22mm / 8.0mm / 7.90mm / 7.80mm typical Height.
10.90 x 8.00 mm Foot Print.
Ideal for Buck Converter, VRM & High Density Board Design.
Operating frequency of up to 5.0MHz.
Operating temperature range of -55°C to + 130°C.
RoHS & HF compliant.
T & R Qty’s: 450pcs, 13'' Reel.
2. Electrical Characteristics of AH42328A Series:
OCL 1
L@Isat1 2
DCR 3
Isat1 4
Isat2 4
Isat3 4
Irms 5
Dim. C
(nH)
(nH)
(mΩ)
(A)
(A)
(A)
(A)
(mm)
± 10% or ± 15%
MIN.
± 5.0%
@25℃
@75℃
@100℃
@25℃
± 0.20
AH42328A-R07LHF
70.00
50.40
0.18
155.00
140.00
130.00
73.00
8.22
AH42328A-R10KHF
100.00
72.00
0.18
115.00
112.00
102.00
73.00
8.00
AH42328A-R12KHF
120.00
86.40
0.18
100.00
97.00
92.00
73.00
7.90
AH42328A-R15KHF
150.00
108.00
0.18
81.00
78.00
73.00
73.00
7.80
AH42328A-R17KHF
170.00
122.40
0.18
71.00
68.00
64.00
73.00
7.80
AH42328A-R18KHF
180.00
129.60
0.18
66.00
64.00
60.00
73.00
7.80
AH42328A-R22KHF
220.00
158.40
0.18
58.00
54.00
52.00
73.00
7.80
AH42328A-R27KHF
270.00
194.40
0.18
37.00
35.00
34.00
73.00
7.80
AH42328A-R30KHF
300.00
216.00
0.18
33.00
31.00
30.00
73.00
7.80
ITG Part Number
3. Mechanical Dimension of AH42328A Series:
A
± 0.20
7.80
B
C
± 0.20 ± 0.20
10.40
See
table
above
D
E
F
G
± 0.20
Nom.
± 0.25
± 0.35
10.70
5.70
2.15
42328A
RxxxHF
ITGYYWW
D
B
A
2.50
4.06
2.54
C
3.56
a
E
b
G
F
Suggested Pad Layout
Part Marking:
42328A: 42328 is Series Name, A is Special Code.
Rxx x HF: Rxx is inductance value in uH(R:decimal point),
x is Tolerance, HF is Halogen Free.
ITGYYWW: ITG is Company Name , YYWW is Date Code.
Notes:
1. Open Circuit Inductance (OCL) test condition: 500KHz,0.25Vrms,0Adc at 25℃.
2. L @ Isat and L @ Irms Test condition: 500KHz,0.25Vrms (Ta=25℃).
3. The nominal DCR is measured from point "a" to point "b", as shown above on the mechanical drawing (Ta=25℃).
4. Isat1 , Isat2 , Isat3 : DC current that will cause inductance to drop approximately by 20%.
5. Irms: DC current for an approximate temperature rise of 40℃ without core loss . Derating is necessary for AC currents. PCB
pad layout , trace thickness and width , air-flow and proximity of other heat generating components will affect the temperature rise.
6. It is recommended the part temperature not exceed 130°C under worst case operating conditions as verified in the end application.
●
● New York 1 914 347 2474 ● Taipei 886 2 2698 8669 ● Kaohsiung 886 7 350 2275
Japan 81 568 85 2830 ● Shenzhen 86 755 8418 6263 ● Shanghai 86 21 5424 5141 ● Hong Kong 852 9688 9767
● sales@ITG-Electronics.com ● www.ITG-Electronics.com Revision G.1 : April 08 , 2021
*Due to continuous product improvement, all specifications are subject to change without prior notice. Kindly contact an ITG field application engineer or a sales representative prior to purchase.
AH42328A Series
4. Inductance Characteristics of AH42328A Series (Inductance vs Current):
AH42328A-R07LHF
105.0
25℃
L (nH)
70.0
75℃
35.0
100℃
0.0
0.0
15.0
30.0
45.0
60.0
75.0
90.0 105.0 120.0 135.0 150.0 165.0 180.0 195.0 210.0
Direct Current (A)
AH42328A-R10KHF
120.0
25℃
L (nH)
100.0
80.0
75℃
60.0
40.0
100℃
20.0
0.0
L (nH)
0
10
20
30
40
50
60
70
80
90
Direct Current (A)
100
110
120
130
140
150
AH42328A-R12KHF
140.0
120.0
100.0
80.0
60.0
40.0
20.0
0.0
25℃
75℃
100℃
0.0
20.0
40.0
60.0
70.0
80.0
90.0
92.0
94.0
Direct Current (A)
96.0
98.0
100.0
102.0
106.0
AH42328A-R15KHF
180.0
150.0
25℃
L (nH)
120.0
90.0
75℃
60.0
100℃
30.0
0.0
0.0
●
20.0
40.0
60.0
70.0
72.0
74.0 75.0 76.0 78.0
Direct Current (A)
80.0
82.0
84.0
85.0
86.0
88.0
● New York 1 914 347 2474 ● Taipei 886 2 2698 8669 ● Kaohsiung 886 7 350 2275
Japan 81 568 85 2830 ● Shenzhen 86 755 8418 6263 ● Shanghai 86 21 5424 5141 ● Hong Kong 852 9688 9767
● sales@ITG-Electronics.com ● www.ITG-Electronics.com Revision G.1 : April 08 , 2021
*Due to continuous product improvement, all specifications are subject to change without prior notice. Kindly contact an ITG field application engineer or a sales representative prior to purchase.
AH42328A Series
4. Inductance Characteristics of AH42328A Series (Inductance vs Current):
L (nH)
AH42328A-R17KHF
196.0
171.5
147.0
122.5
98.0
73.5
49.0
24.5
0.0
25℃
75℃
100℃
0.0
10.0
20.0
30.0
40.0
50.0
60.0 62.0 64.0
Direct Current (A)
66.0
68.0
70.0
72.0
74.0
76.0
AH42328A-R18KHF
210.0
180.0
25℃
L (nH)
150.0
120.0
75℃
90.0
100℃
60.0
30.0
0.0
0.0
20.0
40.0
50.0
60.0
62.0
64.0
66.0
68.0
Direct Current (A)
70.0
72.0
74.0
76.0
78.0
AH42328A-R22KHF
270.0
225.0
25℃
L (nH)
180.0
135.0
75℃
90.0
100℃
45.0
0.0
0
5
10
15
20
25 Direct
30 Current
35 (A) 40
45
50
55
60
65
AH42328A-R27KHF
324.0
270.0
25℃
L (nH)
216.0
75℃
162.0
108.0
100℃
54.0
0.0
0
●
2
4
6
8
10
12
14
16
18 20 22 24 26
Direct Current (A)
28
30
32
34
36
38
40
42
44
● New York 1 914 347 2474 ● Taipei 886 2 2698 8669 ● Kaohsiung 886 7 350 2275
Japan 81 568 85 2830 ● Shenzhen 86 755 8418 6263 ● Shanghai 86 21 5424 5141 ● Hong Kong 852 9688 9767
● sales@ITG-Electronics.com ● www.ITG-Electronics.com Revision G.1 : April 08 , 2021
*Due to continuous product improvement, all specifications are subject to change without prior notice. Kindly contact an ITG field application engineer or a sales representative prior to purchase.
AH42328A Series
4. Inductance Characteristics of AH42328A Series (Inductance vs Current):
AH42328A-R30KHF
324.0
270.0
25℃
L (nH)
216.0
75℃
162.0
108.0
100℃
54.0
0.0
0
●
2
4
6
8
10
12
14
16
18 20 22 24
Direct Current (A)
26
28
30
32
34
36
38
40
42
● New York 1 914 347 2474 ● Taipei 886 2 2698 8669 ● Kaohsiung 886 7 350 2275
Japan 81 568 85 2830 ● Shenzhen 86 755 8418 6263 ● Shanghai 86 21 5424 5141 ● Hong Kong 852 9688 9767
● sales@ITG-Electronics.com ● www.ITG-Electronics.com Revision G.1 : April 08 , 2021
*Due to continuous product improvement, all specifications are subject to change without prior notice. Kindly contact an ITG field application engineer or a sales representative prior to purchase.
AH42328A Series
5. Core Loss:
AH42328x-XXX Core Loss
0
500
1000
1500
2000
2500
3000
3500
4000
1700.0
1600.0
1500.0
1400.0
1300.0
1200.0
1MHz
Core Loss (mW)
1100.0
800KHz
1000.0
600KHz
900.0
800.0
500KHz
700.0
300KHz
600.0
200KHz
500.0
400.0
300.0
200.0
100.0
0.0
△B(Guass)
Where △B=0.324*L(nH)*△I
●
● New York 1 914 347 2474 ● Taipei 886 2 2698 8669 ● Kaohsiung 886 7 350 2275
Japan 81 568 85 2830 ● Shenzhen 86 755 8418 6263 ● Shanghai 86 21 5424 5141 ● Hong Kong 852 9688 9767
● sales@ITG-Electronics.com ● www.ITG-Electronics.com Revision G.1 : April 08 , 2021
*Due to continuous product improvement, all specifications are subject to change without prior notice. Kindly contact an ITG field application engineer or a sales representative prior to purchase.
AH42328A Series
6.PACKAGE SPECIFICATION.(UNIT:mm):
(1).ENCAPSOLATION MODE:
E1
P1
P2
¦ µ
D0
P0
T
F
W
B0
K0
(2).DIMENSION(mm):
W
A0
A0
B0
K0
P0
P1
P2
D0
E1
F
T
24.00+0.30/8.20±0.10 10.80±0.10 8.20±0.10 4.00±0.10 16.00±0.10 2.00±0.10 1.50+0.10/-0 1.750±0.10 11.50±0.10 0.40±0.05
0.10
(3).REEL SIZE:
(4).PACKAGE MODE:
(5).PACKAGING LIST:
No.
Packing Part
Dimension (mm)
Material
Quantity
1
2
Reel
Bag
330
450x360x0.075
Plastic
Plastic
450Pcs/Reel
1Reel/Bag
3
Small Box
340X335X45
Paper
1Bag/Small Box
4
Middle Box
356X350X226
Paper
4Small Boxes/Middle Box
5
Outer Box
378X362X252
Paper
1Middle Box/Outer Box
(6).WEIGHT: N.W: 3.05g/pcs TOTAL5.49Kg(APPROX),G.W:TOTAL 11.10Kg (APPROX).
(7).Storage conditions: -40℃~85℃ ,75%RH (Max.).
●
● New York 1 914 347 2474 ● Taipei 886 2 2698 8669 ● Kaohsiung 886 7 350 2275
Japan 81 568 85 2830 ● Shenzhen 86 755 8418 6263 ● Shanghai 86 21 5424 5141 ● Hong Kong 852 9688 9767
● sales@ITG-Electronics.com ● www.ITG-Electronics.com Revision G.1 : April 08 , 2021
*Due to continuous product improvement, all specifications are subject to change without prior notice. Kindly contact an ITG field application engineer or a sales representative prior to purchase.
AH42328A Series
7.RELIABILITY TEST:
TEST ITEMS
SPECIFICATIONS
TEST METHOD AND REMARKS
According to IEC68-2-20.
1. Soldering temperature:245±5℃
Solder ability
The electrodes shall be at least 90% covered
with new solder coating
2. Solder:99.3Sn/0.7Cu
3. Flux:Rosin
4. Immersion time:5±1Sec
1. Preheat temperature150℃.
2. Preheat time:1min
Soldering heat
resistance
1. Appearance :no damage
2. 3. Solder temperature260±5℃
Inductance change:within±10%of initial value 4. Dipping time:10±1Sec
5. Measured at room temperature after placing
for 24hours
According to MIL-STD-202G Method 201A.
Vibration( OUT LAB)
1. Appearance:no damage
2. All Electrical and mechanical parameters
within tolerance
1.Frequency:10 to 55Hz.
2.Amplitude:1.52mm
3.Direction and timeX Y and Z
Direction for 2 hours each
According to IEC68-2-1MethodCa:
1. Appearance: no damage
2. All Electrical and mechanical parameters
Humidity resistance test
within tolerance
1. Temp:40±2℃
2. Humidity:90%-95%RH
3. Test time:500±2H
4. The component should be stabilized at
normal condition for24 Hours before test
According to IEC68-2-2.
High temperature
resistance test
1. Appearance: no damage
2. All Electrical and mechanical parameters
within tolerance
1. 1. Temperature:85±3℃
2. Test time:500+24H
3. The component should be stabilized at
normal condition for 24hours before test
According to IEC68-2-1 Method A(Ad).
Low Temperature
resistance test
1. Appearance: no damage
2. All Electrical and mechanical parameters
within tolerance
1. Temperature:-40±3℃
2. Test time:500+24H
3. The component should be stabilized at
normal condition for 24hours before test
According to IEC68-2-14 Method N(Nb).
1. High-temp:85±3duration:30min
2. room –temp:25±2℃Duration3H
1. Appearance: no damage
Temperature cycles test 2. All Electrical and mechanical parameters
within tolerance
3. Low-temp:-40±3Duration30min
4. room-temp: 25±2℃Duration3H
5. Number of cycle:10cycles
6. The component should be stabilized at
normal condition for 24hours before test
●
● New York 1 914 347 2474 ● Taipei 886 2 2698 8669 ● Kaohsiung 886 7 350 2275
Japan 81 568 85 2830 ● Shenzhen 86 755 8418 6263 ● Shanghai 86 21 5424 5141 ● Hong Kong 852 9688 9767
● sales@ITG-Electronics.com ● www.ITG-Electronics.com Revision G.1 : April 08 , 2021
*Due to continuous product improvement, all specifications are subject to change without prior notice. Kindly contact an ITG field application engineer or a sales representative prior to purchase.
AH42328A Series
Soldering Reflow Chart
Stage
Precaution
Recommended temperature profile
Temperature profile can
be referenced after
confirming of adhesion ,
temperature of resistance
to soldering heat ,
component size ,
soldering etc. sufficient .
Reflow
soldering
Note:
please refer to the latest
IPC/JEDEC J-STD-020:
“Moisture/Reflow
Sensitivity Classification
for Nonhermetic Solid
State Surface Mount
Devices"
●
● New York 1 914 347 2474 ● Taipei 886 2 2698 8669 ● Kaohsiung 886 7 350 2275
Japan 81 568 85 2830 ● Shenzhen 86 755 8418 6263 ● Shanghai 86 21 5424 5141 ● Hong Kong 852 9688 9767
● sales@ITG-Electronics.com ● www.ITG-Electronics.com Revision G.1 : April 08 , 2021
*Due to continuous product improvement, all specifications are subject to change without prior notice. Kindly contact an ITG field application engineer or a sales representative prior to purchase.
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