WTE
PO WER SEMICONDUCTORS
P4SMAJ SERIES
400W SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSORS
Features
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Glass Passivated Die Construction
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400W Peak Pulse Power Dissipation
5.0V – 170V Standoff Voltage
Uni- and Bi-Directional Versions Available
Excellent Clamping Capability
Fast Response Time
B
D
A
F
Plastic Case Material has UL Flammability
Classification Rating 94V-O
C
H
G
E
SMA/DO-214AC
Min
Mechanical Data
Dim
A
Max
2.90
4.60
1.60
0.305
5.28
2.44
0.203
1.52
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Case: JEDEC DO-214AC Low Profile Molded Plastic
Terminals: Solder Plated, Solderable
per MIL-STD-750, Method 2026
2.50
B
4.00
C
1.40
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Polarity: Cathode Band or Cathode Notch
Marking:
Unidirectional – Device Code and Cathode Band
Bidirectional – Device Code Only
Weight: 0.064 grams (approx.)
D
0.152
4.80
E
F
2.00
G
H
0.051
0.76
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All Dimensions in mm
“C” Suffix Designates Bi-directional Devices
“A” Suffix Designates 5% Tolerance Devices
No Suffix Designates 10% Tolerance Devices
Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified
Characteristic
Symbol
PPPM
Value
400 Minimum
40
Unit
W
Peak Pulse Power Dissipation at TA = 25°C (Note 1, 2, 5) Figure 3
Peak Forward Surge Current (Note 3)
IFSM
A
Peak Pulse Current on 10/1000µS Waveform (Note 1) Figure 4
Steady State Power Dissipation (Note 4)
IPPM
See Table 1
1.0
A
PM(AV)
Tj, TSTG
W
Operating and Storage Temperature Range
-55 to +150
°C
Note: 1. Non-repetitive current pulse, per Figure 4 and derated above TA = 25°C per Figure 1.
2. Mounted on 5.0mm2 copper pads to each terminal.
3. 8.3ms single half sine-wave duty cycle = 4 pulses per minutes maximum.
4. Lead temperature at 75°C = TL .
5. Peak pulse power waveform is 10/1000µS.
P4SMAJ SERIES
1 of 5
© 2002 Won-Top Electronics