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SMAJ7.5 Datasheet(PDF) 1 Page - Yangzhou yangjie electronic co., ltd

Part No. SMAJ7.5
Description  Transient Voltage Suppressor Diodes
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Maker  YANGJIE [Yangzhou yangjie electronic co., ltd]
Homepage  http://www.21yangjie.com/
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扬州扬杰电子科技体股份有限公司
Yangzhou Yangjie Electronic Technology Co., Ltd. 
Document Number 0239
Rev. 1.0, 22-Sep-11
www.21yangjie.com
SMAJ SERIES
瞬变电压抑制二极管 Transient Voltage Suppressor Diodes
■特征 Features
■外形尺寸和印记 Outline Dimensions and Mark
●PPP 400W
●VBR 5.0V-188V
■用途  Applications
 
●箝位电压用  Clamping Voltage
■极限值(绝对最大额定值)
 
Limiting Values (Absolute Maximum Rating)
参数名称
Item
符号
Symbol
单位
Unit
条件
Conditions
最大值
Max
最大损耗功率
(1)(2)(Fig.1)
Peak power dissipation
PPPM
W
10/1000us 波形下测试
with a 10/1000us waveform
400
最大脉冲电流
(1)
Peak pulse current
IPPM
A
10/1000us 波形下测试
with a 10/1000us waveform
见下面表格
See Next Table
最大正向浪涌电流
(2)
Peak forward surge current
IFSM
A
8.3ms正弦半波,仅单向型
8.3 ms single half sine-wave unidirectional only
40
工作结温和存储温度范围
Operating junction and
storage temperature range
TJ,TSTG
-55 to +150
■电特性 (Ta=25℃ 除非另有规定)
Electrical Characteristics(Ta=25
Unl
ess otherwise specified)
参数名称
Item
符号
Symbol
单位
Unit
条件
Conditions
最大值
Max
最大瞬间正向电压
Maximum instantaneous forward
Voltage
VF
V
25A下测试,仅单向型
at 25A for unidirectional only
3.5
RθJL
/W
结到引线
junction to lead
30
典型热阻
Thermal resistance
RθJA
/W
结到环境,均引线
10mm处
junction to ambient, LLead = 10 mm
120
备注:Notes:
(1) 不重复脉冲电流,如图3,在TA= 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
p
er 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
Dimensions in inches and (millimeters)
DO-214AC(SMA)
.187(4.75)
.167(4.25)
.111(2.83)
.094(2.40)
.062(1.58)
.049(1.25)
.091(2.30)
.075(1.90)
.056(1.41)
.030(0.76)
.008(0.20)
.003(0.08)
.012(0.31)
.006(0.15)
0.077(1.96)
0.220
(5.58)
Mounting Pad Layout
0.065
(1.66)
0.080
(2.04)
.208(5.28)
.194(4.93)




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