WTE
POWER SEMICONDUCTORS
P4SMAJ SERIES
Pb
400W SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
Features
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Glass Passivated Die Construction
400W Peak Pulse Power Dissipation
B
5.0V – 170V Standoff Voltage
Uni- and Bi-Directional Versions Available
Excellent Clamping Capability
A
Fast Response Time
F
Plastic Case Material has UL Flammability
Classification Rating 94V-O
C
H
G
E
SMA/DO-214AC
Dim
Min
Max
2.50
2.90
A
4.00
4.60
B
1.20
1.60
C
0.152
0.305
D
4.80
5.28
E
2.00
2.44
F
0.051
0.203
G
0.76
1.52
H
All Dimensions in mm
“C” Suffix Designates Bi-directional Devices
“A” Suffix Designates 5% Tolerance Devices
No Suffix Designates 10% Tolerance Devices
D
Mechanical Data
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Case: SMA/DO-214AC, Molded Plastic
Terminals: Solder Plated, Solderable
per MIL-STD-750, Method 2026
Polarity: Cathode Band Except Bi-Directional
Marking: Device Code
Weight: 0.064 grams (approx.)
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 6
Maximum Ratings and Electrical Characteristics
Characteristic
Peak Pulse Power Dissipation at T
A
= 25°C (Note 1, 2, 5) Figure 3
Peak Forward Surge Current (Note 3)
Peak Pulse Current on 10/1000µS Waveform (Note 1) Figure 4
Steady State Power Dissipation (Note 4)
Operating and Storage Temperature Range
@T
A
=25°C unless otherwise specified
Symbol
P
PPM
I
FSM
I
PPM
P
M(AV)
T
j
, T
STG
Value
400 Minimum
40
See Table 1
1.0
-55 to +150
Unit
W
A
A
W
°C
Note: 1. Non-repetitive current pulse per Figure 4 and derated above T
A
= 25°C per Figure 1.
2. Mounted on 5.0mm
2
copper pad to each terminal.
3. 8.3ms single half sine-wave duty cycle = 4 pulses per minutes maximum.
4. Lead temperature at 75°C.
5. Peak pulse power waveform is 10/1000µS.
P4SMAJ SERIES
1 of 6
© 2006 Won-Top Electronics
WTE [ WON-TOP ELECTRONICS ]
