
- 546 -
.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)
P4SMA SERIES
Surface Mount Transient Voltage Suppressor
Voltage Range
6.8 to 200 Volts
400 Watts Peak Power
Features
For surface mounted application in order to optimize board
space
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 1μA above 10V
High temperature soldering guaranteed:
260OC / 10 seconds at terminals
Plastic material used carries Underwriters Laboratory
Flammability Classification 94V-0
300 watts peak pulse power capability with a 10 x 1000 us
waveform by 0.01% duty cycle
Mechanical Data
Case: Molded plastic
Terminals: Solder plated
Polarity: Indicated by cathode band
Standard packaging: 12mm tape (EIA STD RS-481)
1. 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
Peak Power Dissipation at TA=25OC,
Tp=1ms(Note 1) PPK Minimum 400 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=25OC Per Fig. 2.
2. Mounted on 5.0mm2 (.013 mm Thick) 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 for Types P4SMA 6.8 through Types
P4SMA200A.
2. Electrical Characteristics Appl
in Both Directions.