SMAJ***CA Series
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE 5.0 TO 250 Volts
400 Watt Peak Pulse Power
FEATURES
* Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
* For surface mounted applications in order to optimize
board space
* Low profile package
* Built-in strain relief
* Glass passivated junction
* Low inductance
* Excellent clamping capability
* Repetition Rate (duty cycle):0.01%
* Fast response time: typically less than 1.0ps
from 0 Volts to V(BR) for unidirectional types
* Typical IR less than 1mA above 10V
* High temperature soldering guaranteed:
260°C/10 seconds,
MECHANICAL DATA
We declare that the material of product compliance
Case: JEDEC DO-214AC molded plastic
Terminals: Axial leads, solderable per
MIL-STD-202, Method 208
Polarity: Color band denoted cathode except Bipolar
Mounting Position: Any
Weight: 0.0023 ounce, 0.065 gram
with ROHS requirements
1.DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use CA Suffix for types SMAJ5.0CA thru types SMAJ250CA
Electrical characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SYMBOL
VALUE
UNITS
Peak Power Dissipation at TA=25°C, TP=1ms(Note 1)
RATING
PPPM
Minimum 400
Watts
Steady State Power Dissipation at TL=75°C(Note 2)
PM(AV)
1.0
Watts
Operating Temperature Range
TJ,
-55 to +150
°C
Storage Temperature Range
TSTG
-55 to +150
°C
NOTES:
1. Non-repetitive current pulse, per Fig. 3 and derated above TA=25°C per Fig. 2.
2. Mounted on Copper Leaf area of 1.57in2(40mm2).
3. 8.3ms single half sine-wave, duty cycle= 4 pulses per minutes maximum.
SMAJ***CA Series
BiDirectional
Part
Number
SMAJ5.0CA
SMAJ6.0CA
SMAJ6.5CA
SMAJ7.0CA
SMAJ7.5CA
SMAJ8.0CA
SMAJ8.5CA
SMAJ9.0CA
SMAJ10CA
SMAJ11CA
SMAJ12CA
SMAJ13CA
SMAJ14CA
SMAJ15CA
SMAJ16CA
SMAJ17CA
SMAJ18CA
SMAJ20CA
SMAJ22CA
SMAJ24CA
SMAJ26CA
SMAJ28CA
SMAJ30CA
SMAJ33CA
SMAJ36CA
SMAJ40CA
SMAJ43CA
SMAJ45CA
SMAJ48CA
SMAJ51CA
SMAJ54CA
SMAJ58CA
SMAJ60CA
SMAJ64CA
SMAJ70CA
SMAJ75CA
SMAJ78CA
SMAJ85CA
SMAJ90CA
SMAJ100CA
SMAJ110CA
SMAJ120CA
SMAJ130CA
SMAJ150CA
SMAJ160CA
SMAJ170CA
SMAJ180CA
SMAJ190CA
SMAJ200CA
SMAJ220CA
SMAJ250CA
SMAJ300CA
SMAJ350CA
SMAJ400CA
Device
marking code
AE
AG
AK
AM
AP
AR
AT
AV
AX
AZ
BE
BG
BK
BM
BP
BR
BT
BV
BX
BZ
CE
CG
CK
CM
CP
CR
CT
CV
CX
CZ
RE
RG
RK
RM
RP
RR
RT
RV
RX
RZ
SE
SG
SK
SM
SP
SR
ST
SV
SX
SY
SZ
TE
TG
TK
Reverse
Stand-off
Voltage
VRWM (V)
5.00
6.00
6.50
7.00
7.50
8.00
8.50
9.00
10.00
11.00
12.00
13.00
14.00
15.00
16.00
17.00
18.00
20.00
22.00
24.00
26.00
28.00
30.00
33.00
36.00
40.00
43.00
45.00
48.00
51.00
54.00
58.00
60.00
64.00
70.00
75.00
78.00
85.00
90.00
100.00
110.00
120.00
130.00
150.00
160.00
170.00
180.00
190.00
200.00
220.00
250.00
300.00
350.00
400.00
Breakdown
Voltage
VBR (V)
Min. @IT
6.40
6.67
7.22
7.78
8.33
8.89
9.44
10.00
11.10
12.20
13.30
14.40
15.60
16.70
17.80
18.90
20.00
22.20
24.40
26.70
28.90
31.10
33.30
36.70
40.00
44.40
47.80
50.00
53.30
56.70
60.00
64.40
66.70
71.10
77.80
83.30
86.70
94.40
100.00
111.00
122.00
133.00
144.00
167.00
178.00
189.00
198.00
209.00
220.00
246.00
279.00
335.00
391.00
447.00
Breakdown
Voltage
VBR (V)
Max. @IT
7.00
7.37
7.98
8.60
9.21
9.83
10.40
11.10
12.30
13.50
14.70
15.90
17.20
18.50
19.70
20.90
22.10
24.50
26.90
29.50
31.90
34.40
36.80
40.60
44.20
49.10
52.80
55.30
58.90
62.70
66.30
71.20
73.70
78.60
86.00
92.10
95.80
104.00
111.00
123.00
135.00
147.00
159.00
185.00
197.00
209.00
221.00
233.00
246.00
272.00
309.00
371.00
432.00
494.00
For bidirectional type having Vrwm of 10 volts and less, the IR limit is double.
Test
Current
IT
(mA)
10.00
10.00
10.00
10.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
Maximum
Clamping
Voltage
@IPP VC (V)
9.20
10.30
11.20
12.00
12.90
13.60
14.40
15.40
17.00
18.20
19.90
21.50
23.20
24.40
26.00
27.60
29.20
32.40
35.50
38.90
42.10
45.40
48.40
53.30
58.10
64.50
69.40
72.70
77.40
82.40
87.10
93.60
96.80
103.00
113.00
121.00
126.00
137.00
146.00
162.00
177.00
193.00
209.00
243.00
259.00
275.00
291.00
307.00
324.00
356.00
405.00
486.00
567.00
648.00
Peak
Pulse
Current
Ipp (A)
43.50
38.80
35.70
33.30
31.00
29.40
27.80
26.00
23.50
22.00
20.10
18.60
17.20
16.40
15.40
14.50
13.70
12.30
11.30
10.30
9.50
8.80
8.30
7.50
6.90
6.20
5.80
5.50
5.20
4.90
4.60
4.30
4.10
3.90
3.50
3.30
3.20
2.90
2.70
2.50
2.30
2.10
1.90
1.60
1.50
1.50
1.40
1.30
1.30
1.20
1.00
0.80
0.70
0.60
Reverse
Leakage
@VRWM
IR (uA)
800
800
500
200
100
50
20
10
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
SMAJ***CA Series
2.Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted )
Fig. 1-Peak Pulse Power Rating Curve
Peak Pulse Power(PPP) or current(IPP)
Derating in percentage %
PPPM, Peak Pulse Power,KW
100
Non-Repetive
Pulse Waveform
Shown in Fig.3
TA=25°C
10
1.0
0.1
0.1
1.0
10
100
td,Pulse Width,μsec
1000
Fig. 2-Pulse Derating Curve
125
100
50
0
10000
0
Fig. 4-Typical Junction Capacitance
Unidirectional
Fig. 3-Pulse Waveform
150
10000
TA=25℃
Test Waveform
tf=10μs td=1000μs
tf=10μs
100
Peak Value
Ippm
10/1000μs Waveform
as deffused by R.E.A
50
TJ = 25°C
f = 1.0 MHz
Vsig = 50mVp-p
Cj, Capacitance,pF
IPPM, Peak Pulse Current %
25
50 100 125 150 175 200
TA,Ambient Temperature,°C
meansured at
stand-off voltage
VRMW
1000
Uni-Directional
Bi-Directional
100
Half Value
Ipp/2=td
0
0
1.0
2.0
t,Time,ms
3.0
10
1.0
10
100
1000
V(WM),Reverse Stand-off Voltage,Voltage
SMAJ***CA Series
3. dimension:
A
B
C
D
E
F
Min
0.086
0.051
0.185
0.067
0.035
0.035
Dimensions
inches
Max
0.11
0.067
0.209
0.1
0.059
0.059
AG
产品型号
mm
Min
2.2
1.3
4.7
1.7
0.9
0.9
Max
2.8
1.7
5.3
2.55
1.5
1.5
Note:
DO-214AC
molded plastic case
The makrking band indicates
the cathode
SMAJ***CA Series
4. Update Record
版次
更新记录
更新作者
更新日期
1
第一版
周杰
2010/4/27
2
调整储存温度为175度
周杰
2010/9/23
3
增加建议焊片尺寸,调整产品单只重量。
周杰
2011/12/6
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