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SMAJ7.0 Datasheet(PDF) 1 Page - Taiwan Semiconductor Company, Ltd

Part No. SMAJ7.0
Description  Surface Mount Transient Voltage Suppressor
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Maker  TSC [Taiwan Semiconductor Company, Ltd]
Homepage  http://www.taiwansemi.com
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 1 page
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- 530 -
.062(1.58)
.050(1.27)
.012(.31)
.006(.15)
.008(.20)
.004(.10)
.056(1.41)
.035(0.90)
.187(4.75)
.160(4.06)
.210(5.33)
.195(4.95)
.111(2.83)
.090(2.29)
.103(2.61)
.078(1.99)
SMAJ SERIES
Surface Mount Transient Voltage Suppressor
Voltage Range
5.0 to 170 Volts
400 Watts Peak Power
Features
For surface mounted application
Low profile package
Built-in strain relief
Glass passivated junction
Excellent clamping capability
Fast response time: Typically less than 1.0ps from 0 volt to
BV min.
Typical IR less than 1
μA above 10V
High temperature soldering guaranteed:
260
OC / 10 seconds at terminals
Plastic material used carries Underwriters Laboratory
Flammability Classification 94V-0
400 watts peak pulse power capability with a 10 x 1000 us
waveform by 0.01% duty cycle (300W above 78V).
Mechanical Data
Case: Molded plastic
Terminals: Solder plated
Polarity: Indicated by cathode band
Standard packaging: 12mm tape (EIA STD RS-481)
Weight: 0.064 gram
SMA/DO-214AC
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25
℃ambient temperature unless otherwise specified.
Type Number
Symbol
Value
Units
P
eak Power Dissipation at TA=25
OC, Tp=1ms(Note 1)
PPK
Minimum 400
Watts
Steady State Power Dissipation
Pd
1
Watts
Peak Forward Surge Current, 8.3 ms Single Half
Sine-wave Superimposed on Rated Load
(JEDEC method) (Note 2, 3)
IFSM
40.0
Amps
Maximum Instantaneous Forward Voltage at 25.0A
for Unidirectional Only
VF
3.5
Volts
Operating and Storage Temperature Range
TJ, TSTG
-55 to + 150
OC
Notes: 1. Non-repetitive Current Pulse Per Fig. 3 and Derated above TA=25
OC Per Fig. 2.
2. Mounted on 0.2 x 0.2" (5 x 5mm) Copper Pads to Each Terminal.
3. 8.3ms Single Half Sine-wave or Equivalent Square Wave, Duty Cycle=4 Pulses Per
Minute Maximum.
Devices for Bipolar Applications
1. For Bidrectional Use C or CA Suffix forTypes SMAJ5.0 through Types SMAJ170.
2. Electrical Characteristics Apply in Both Directions.




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