SMAJ SERIES
瞬变电压抑制二极管
Transient Voltage Suppressor Diodes
■特征
Features
●
P
PP
400W
●
V
BR
5.0V-188V
.062(1.58)
.049(1.25)
.187(4.75)
.167(4.25)
■外½尺寸和印记
Outline Dimensions and Mark
DO-214AC(SMA)
.111(2.83)
.094(2.40)
Mounting Pad Layout
0.065
(1.66)
0.080
(2.04)
0.077(1.96)
■用途 Applications
●箝½电压用 Clamping
Voltage
.091(2.30)
.075(1.90)
.056(1.41)
.030(0.76)
.012(0.31)
.006(0.15)
0.220
(5.58)
.008(0.20)
.003(0.08)
.208(5.28)
.194(4.93)
Dimensions in inches and (millimeters)
■极限值（绝对最大额定值）
Limiting Values (Absolute Maximum Rating)
参数名称
Item
最大损耗功率(1)(2)(Fig.1)
Peak power dissipation
最大脉冲电流(1)
Peak pulse current
最大正向浪涌电流(2)
Peak forward surge current
工½结温和存储温度范围
Operating junction and
storage temperature range
符号
Symbol
P
PPM
I
PPM
I
FSM
单½
Unit
W
A
A
条件
Conditions
在10/1000us 波½下测试
with a 10/1000us waveform
在10/1000us 波½下测试
with a 10/1000us waveform
8.3ms正弦半波，仅单向型
8.3 ms single half sine-wave unidirectional only
最大值
Max
400
见下面表格
See Next Table
40
T
J
,T
STG
℃
-55 to +150
■电特性 （T
a=25
℃
除非另有规定）
Electrical Characteristics（Ta=25
℃
Unless otherwise specified）
参数名称
Item
最大瞬间正向电压
Maximum instantaneous forward
Voltage
典型热阻
Thermal resistance
符号
Symbol
V
F
R
θJL
R
θJA
单½
Unit
V
℃/W
℃/W
条件
Conditions
在25A下测试，仅单向型
at 25A for unidirectional only
结到引线
junction to lead
结到环境，均引线10mm处
junction to ambient， L
Lead
= 10 mm
最大值
Max
3.5
30
120
备注：Notes:
(1)
不重复脉冲电流，如图3，在
T
A
= 25℃下功率降额曲线如图2。78V以上额定功率为300W
Non-repetitive current pulse, per Fig. 3 and derated above T
A
= 25
℃
per Fig.2. Rating is 300 W above 78V
(2)
每个端子安装在
0.2 x 0.2" (5.0 x 5.0 mm)铜焊盘上
Mounted on 0.2 x 0.2" (5.0 x 5.0 mm) copper pads to each terminal
Document Number 0239
Rev. 1.0, 22-Sep-11
扬州扬杰电子科技½股½有限公司
Yangzhou Yangjie Electronic Technology Co., Ltd.
www.21yangjie.com
SMAJ SERIES
■电性参数
(T
A
=25
℃
除非另有规定)
Electrical Characteristics (T
A
=25
℃
unless otherwise noted)
击穿电压
V
BR
@I
T
Breakdown Voltage V
BR
@I
T
最小
Min(V)
6.40
6.40
6.67
6.67
7.22
7.22
7.78
7.78
8.33
8.33
8.89
8.89
9.44
9.44
10.0
10.0
11.1
11.1
12.2
12.2
13.3
13.3
14.4
14.4
15.6
15.6
16.7
16.7
17.8
17.8
18.9
18.9
20.0
20.0
22.2
22.2
最大
Max (V)
7.82
7.07
8.15
7.37
8.82
7.98
9.51
8.60
10.2
9.21
10.9
9.83
11.5
10.4
12.2
11.1
13.6
12.3
14.9
13.5
16.3
14.7
17.6
15.9
19.1
17.2
20.4
18.5
21.8
19.7
23.1
20.9
24.4
22.1
27.1
24.5
测试电流
IT
(1)
(mA)
10
10
10
10
10
10
10
10
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
最大反向漏电
流
I
R
@V
WM
Maximum
Reverse
Leakage I
R (3)
(μA)
800
800
800
800
500
500
200
200
100
100
50
50
10
10
5.0
5.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
最大工½电压
V
RWM
Working Peak
Reverse
Voltage
V
RWM
(V)
5.0
5.0
6.0
6.0
6.5
6.5
7.0
7.0
7.5
7.5
8.0
8.0
8.5
8.5
9.0
9.0
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
20
20
最大反向浪涌
电流
IPP
Maximum
Reverse Surge
Current IPP
(2)
(A)
41.7
43.5
35.1
38.8
32.5
35.7
30.1
33.3
28.0
31.0
26.7
29.4
25.2
27.8
23.7
26.0
21.3
23.5
19.9
22.0
18.2
20.1
16.8
18.6
15.5
17.2
14.9
16.4
13.9
15.4
13.1
14.5
12.4
13.7
11.2
12.3
最大箝½电压
Maximum
Clamping
Voltage Vc
@ I
PP
(V)
9.6
9.2
11.4
10.3
12.3
11.2
13.3
12.0
14.3
12.9
15.0
13.6
15.9
14.4
16.9
15.4
18.8
17.0
20.1
18.2
22.0
19.9
23.8
21.5
25.8
23.2
26.9
24.4
28.8
26.0
30.5
27.6
32.2
29.2
35.8
32.4
产品型号（单
向）
Part
Number(Uni)
SMAJ5.0
SMAJ5.0A
SMAJ6.0
SMAJ6.0A
SMAJ6.5
SMAJ6.5A
SMAJ7.0
SMAJ7.0A
SMAJ7.5
SMAJ7.5A
SMAJ8.0
SMAJ8.0A
SMAJ8.5
SMAJ8.5A
SMAJ9.0
SMAJ9.0A
SMAJ10
SMAJ10A
SMAJ11
SMAJ11A
SMAJ12
SMAJ12A
SMAJ13
SMAJ13A
SMAJ14
SMAJ14A
SMAJ15
SMAJ15A
SMAJ16
SMAJ16A
SMAJ17
SMAJ17A
SMAJ18
SMAJ18A
SMAJ20
SMAJ20A
产品型号（双
向）
Part
Number(Bi)
SMAJ5.0C
SMAJ5.0CA
(4)
SMAJ6.0C
SMAJ6.0CA
SMAJ6.5C
SMAJ6.5CA
SMAJ7.0C
SMAJ7.0CA
SMAJ7.5C
SMAJ7.5CA
SMAJ8.0C
SMAJ8.0CA
SMAJ8.5C
SMAJ8.5CA
SMAJ9.0C
SMAJ9.0CA
SMAJ10C
SMAJ10CA
SMAJ11C
SMAJ11CA
SMAJ12C
SMAJ12CA
SMAJ13C
SMAJ13CA
SMAJ14C
SMAJ14CA
SMAJ15C
SMAJ15CA
SMAJ16C
SMAJ16CA
SMAJ17C
SMAJ17CA
SMAJ18C
SMAJ18CA
SMAJ20C
SMAJ20CA
Document Number 0239
Rev. 1.0, 22-Sep-11
扬州扬杰电子科技½股½有限公司
Yangzhou Yangjie Electronic Technology Co., Ltd.
www.21yangjie.com
SMAJ SERIES
■电性参数
(T
A
=25
℃
除非另有规定)
Electrical Characteristics (T
A
=25
℃
unless otherwise noted)
产品型号
（单向）
Part
Number(Uni)
SMAJ22
SMAJ22A
SMAJ24
SMAJ24A
SMAJ26
SMAJ26A
SMAJ28
SMAJ28A
SMAJ30
SMAJ30A
SMAJ33
SMAJ33A
SMAJ36
SMAJ36A
SMAJ40
SMAJ40A
SMAJ43
SMAJ43A
SMAJ45
SMAJ45A
SMAJ48
SMAJ48A
SMAJ51
SMAJ51A
SMAJ54
SMAJ54A
SMAJ58
SMAJ58A
SMAJ60
SMAJ60A
SMAJ64
SMAJ64A
SMAJ70
SMAJ70A
SMAJ75
SMAJ75A
产品型号
（双向）
Part
Number(Bi)
SMAJ22C
SMAJ22CA
SMAJ24C
SMAJ24CA
SMAJ26C
SMAJ26CA
SMAJ28C
SMAJ28CA
SMAJ30C
SMAJ30CA
SMAJ33C
SMAJ33CA
SMAJ36C
SMAJ36CA
SMAJ40C
SMAJ40CA
SMAJ43C
SMAJ43CA
SMAJ45C
SMAJ45CA
SMAJ48C
SMAJ48CA
SMAJ51C
SMAJ51CA
SMAJ54C
SMAJ54CA
SMAJ58C
SMAJ58CA
SMAJ60C
SMAJ60CA
SMAJ64C
SMAJ64CA
SMAJ70C
SMAJ70CA
SMAJ75C
SMAJ75CA
击穿电压
V
BR
@I
T
Breakdown Voltage V
BR
@I
T
最小
Min(V)
24.4
24.4
26.7
26.7
28.9
28.9
31.1
31.1
33.3
33.3
36.7
36.7
40.0
40.0
44.4
44.4
47.8
47.8
50.0
50.0
53.3
53.3
56.7
56.7
60.0
60.0
64.4
64.4
66.7
66.7
71.1
71.1
77.8
77.8
83.3
83.3
最大
Max (V)
29.8
26.9
32.6
29.5
35.3
31.9
38.0
34.4
40.7
36.8
44.9
40.6
48.9
44.2
54.3
49.1
58.4
52.8
61.1
55.3
65.1
58.9
69.3
62.7
73.3
66.3
78.7
71.2
81.5
73.7
86.9
78.6
95.1
86.0
102
92.1
测试电
流
IT
(1)
(mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
最大反向漏电
流
I
R
@V
WM
Maximum
Reverse
Leakage I
R (3)
(μA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
最大工½电压
V
RWM
Working Peak
Reverse
Voltage
V
RWM
(V)
22
22
24
24
26
26
28
28
30
30
33
33
36
36
40
40
43
43
45
45
48
48
51
51
54
54
58
58
60
60
64
64
70
70
75
75
最大反向浪涌
电流
IPP
Maximum
Reverse Surge
Current IPP
(2)
(A)
10.2
11.3
9.3
10.3
8.6
9.5
8.0
8.8
7.5
8.3
6.8
7.5
6.2
6.9
5.6
6.2
5.2
5.8
5.0
5.5
4.7
5.2
4.4
4.9
4.2
4.6
3.9
4.3
3.7
4.1
3.5
3.9
3.2
3.5
3.0
3.3
最大箝½电压
Maximum
Clamping
Voltage Vc
@ I
PP
(V)
39.4
35.5
43.0
38.9
46.6
42.1
50.0
45.4
53.5
48.4
59.0
53.3
64.3
58.1
71.4
64.5
76.7
69.4
80.3
72.7
85.5
77.4
91.1
82.4
96.3
87.1
103
93.6
107
96.8
114
103
125
113
134
121
Document Number 0239
Rev. 1.0, 22-Sep-11
扬州扬杰电子科技½股½有限公司
Yangzhou Yangjie Electronic Technology Co., Ltd.
www.21yangjie.com
SMAJ SERIES
■电性参数
(T
A
=25
℃
除非另有规定)
Electrical Characteristics (T
A
=25
℃
unless otherwise noted)
产品型号（单
向）
Part
Number(Uni)
SMAJ78
SMAJ78A
SMAJ85
SMAJ85A
SMAJ90
SMAJ90A
SMAJ100
SMAJ100A
SMAJ110
SMAJ110A
SMAJ120
SMAJ120A
SMAJ130
SMAJ130A
SMAJ150
SMAJ150A
SMAJ160
SMAJ160A
SMAJ170
SMAJ170A
SMAJ188
SMAJ188A
产品型号（双
向）
Part
Number(Bi)
SMAJ78C
SMAJ78CA
SMAJ85C
SMAJ85CA
SMAJ90C
SMAJ90CA
SMAJ100C
SMAJ100CA
SMAJ110C
SMAJ110CA
SMAJ120C
SMAJ120CA
SMAJ130C
SMAJ130CA
SMAJ150C
SMAJ150CA
SMAJ160C
SMAJ160CA
SMAJ170C
SMAJ170CA
SMAJ188C
SMAJ188CA
击穿电压
V
BR
@I
T
Breakdown Voltage V
BR
@I
T
最小
Min(V)
86.7
86.7
94.4
94.4
100
100
111
111
122
122
133
133
144
144
167
167
178
178
189
189
209
209
最大
Max (V)
106
95.8
115
104
122
111
136
123
149
135
163
147
176
159
204
185
218
197
231
209
255
231
测试电流
IT
(1)
(mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
最大反向漏电
流
I
R
@V
WM
Maximum
Reverse
Leakage I
R (3)
(μA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
最大工½电压
V
RWM
Working Peak
Reverse
Voltage
V
RWM
(V)
78
78
85
85
90
90
100
100
110
110
120
120
130
130
150
150
160
160
170
170
188
188
最大反向浪涌
电流
IPP
Maximum
Reverse Surge
Current IPP
(2)
(A)
2.9
3.2
2.0
2.2
1.9
2.1
1.7
1.9
1.5
1.7
1.4
1.6
1.3
1.4
1.1
1.2
1.0
1.2
0.99
1.09
0.90
0.91
最大箝½电压
Maximum
Clamping
Voltage Vc
@ I
PP
(V)
139
126
151
137
160
146
179
162
196
177
214
193
231
209
268
243
287
259
304
275
344
328
备注：Notes:
(1)
脉冲测试：t
p
≤50ms
Pulse test: t
p
≤50ms
(2)
浪涌电流波½，如图3，功率降额曲线如图2。
Surge current waveform per Fig. 3 and derated per Fig.2.
(3)
对于双向型，V
WM
在10V及10V以下，I
R
值加倍
For bi-directional types having VWM of 10 V and less, the I
R
limit is doubled
(4)
对于双向SMAJ5.0CA，V
BR
最大值为7.25V
For the bi-directional SMAJ5.0CA, the maximum V
BR
is 7.25 V
Document Number 0239
Rev. 1.0, 22-Sep-11
扬州扬杰电子科技½股½有限公司
Yangzhou Yangjie Electronic Technology Co., Ltd.
www.21yangjie.com
SMAJ SERIES
■特性曲线（典型）
Characteristics(Typical)
图
1
：最大脉冲功率曲线
FIG1:Peak Pulse Power Rating Curve
PPP or IPP(%)
PPPM(KW)
100
不重复脉冲波½见图
3
Non-Repetitive Pulse
Waveform shown in Fige.3
TA=25℃
图
2
：脉冲功率或电流与结温关系
FIG2: Pulse Power or Current vs. Initial Junction Temperature
100
75
10
50
SMAJ85-
SMAJ188
1.0
SMAJ5.0-
SMAJ78
25
0.2×0.2"(5.0×5.0mm)
Copper Pad Areas
0.1μs
1μs
10μs
100μs
1.0ms
10ms
td(μs)
0.1
0
0
25
50
75
100
125
150
175
200
TJ
（℃）
图3：脉冲波½
FIG3: Pulse Waveform
IPPM(%)
图
4
：典型瞬态热阻
FIG4:Typical Transient Thermal Impedance
Rth(
℃
/W)
4.0
t（ms）
150
tr=10μs
1000
Peak Value
IPPM
TJ=25
℃
Pulse Width(td) is defined as
the Point where the Peak
Current Decays to 50% of IPPM
100
Half Value - IPP
2
IPPM
100
50
10/1000μs Waveform as
Defined by R.E.A.
10
td
0
0
1.0
2.0
3.0
1
0.001
0.01
0.1
1
10
100
1000
tp(s)
图
5
：最大不重复浪涌电流
FIG5: Maximum Non-Repetitive Surge Current
IFSM(A)
100
80
60
40
TJ=TJMax.
8.3
毫秒正弦半波
8.3ms Single Half Sine-Wave
20
10
0
5
10
100
周波数
Number of Cycles
Document Number 0239
Rev. 1.0, 22-Sep-11
扬州扬杰电子科技½股½有限公司
Yangzhou Yangjie Electronic Technology Co., Ltd.
www.21yangjie.com
电子工程世界
