P4SMAJ SERIES
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE - 5.0 TO 170 Volts
400Watt Peak Power Pulse
FEATURES
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For surface mounted applications in order to
SMA/DO-214AC
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
1.0 ps from 0 volts to BV for undirectional types
Typical I
D
less than 1 A above 10V
High temperature soldering :
250 /10 seconds at terminals
Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
MECHANICAL DATA
Case: JEDEC DO-214AC low profile molded plastic
Terminals: Solder plated, solderable per
MIL-STD-750, Method 2026
Polarity: Indicated by cathode band except bi-directional types
Weight: 0.002 ounces, 0.064 gram
Standard packaging:12 mm tape per(EIA 481)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ambient temperature unless otherwise specified.
Peak Pulse Power Dissipation at T
A
=25 , Fig. 1 (Note 1,2,5)
Peak forward Surge Current per Fig. 5 (Note 3)
Peak Pulse Current current on 10/1000 s waveform
(Note 1,Fig 2)
Steady State Power Dissipation (Note 4)
Operating Junction and Storage Temperature Range
NOTES:
1.Non-repetitive current pulse, per Fig. 3 and derated above T
A
=25 per Fig. 2.
2.Mounted on 5.0mm
2
copper pads to each terminal.
3.8.3ms single half sine-wave, duty cycle= 4 pulses per minutes maximum.
SYMBOL
P
PPM
I
FSM
I
PPM
P
M(AV)
T
J
,T
STG
VALUE
Minimum 400
40.0
See Table 1
1.0
-55 to +150
UNITS
Watts
Amps
Amps
Watts
4.Lead temperature at 75 =T
L.
5.Peak pulse power waveform is 10/1000 s.
MAXIMUM RATINGS AND CHARACTERISTIC CURVES P4SMAJ SERIES
Fig. 1-PEAK PULSE POWER RATING VERSUS
Fig. 2-PULSE RATING CURVE
Fig. 3-PULSE WAVEFORM
Fig. 4-TYPICAL JUNCTION CAPACITANCE
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