Glass Passivated Junction Transient Voltage Suppressor
Formosa MS
P4SMA SERIES
VOLTAGE-6.8 TO 540 Volts
400 Watt Peak Pulse Power
Features
• For surface mounted applications in order to
optimize board space
SMA/DO-214AC
• Glass passivated junction
• Built-in strain relief
• Excellent clamping capability
• Low profile package
0.106(2.7)
0.098(2.5)
0.087 (2.21)
0.070 (1.80)
• Low inductance
• Excellent clamping capability
• Fast response time: typically less than
1.0 ps from 0 volts to BV min
• Typical IR less than 1µA above 10V
• High temperature soldering guaranteed:
250°C/10 seconds at terminals
0.177(4.50)
0.157(3.99)
0.010(0.250)
0.006(0.150)
0.091(2.3)
0.075(1.9)
0.060(1.52)
0.030(0.76)
0.008(0.203)MAX.
Mechanical Data
0.202(5.15)
0.191(4.85)
Case: JEDEC DO-214AC Molded plastic
Terminal: Solder plated, solderable per
MIL-STD-750, Method 2026
Dimensions in inches and (millimeters)
Polarity: Color band denoted positive end (cathode)
except Bipolar
Standard Packaging: 12mm tape(EIA STD RS-481)
Weight: 0.002 ounces, 0.061 grams
DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use CA Suffix for types P4SMA6.8CA thru types P4SMA540CA
Electrical characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
RATING
SYMBOL
VALUE
Minimum 400
SEE TABLE 1
UNITS
Watts
Amps
Peak Pulse Power Dissipation at TA = 25 °C, TP = 1ms (Note 1)
PPPM
IPPM
Peak Pulse Current of on 10/1000 µs waveform (Note 1)
Steady State Power Dissipation at TL = 75°C
Lead lengths .375", 9.5mm (Note 2)
PM
1.0
Watts
(AV)
Peak Forward Surge Current, 8.3ms Single Half Sine-wave
Superimposed on Rated Load, (JEDEC Method)(Note 3)
Operatings and Storage Temperature Range
40
Amps
°C
IFSM
TJ, TSTG
-55 +150
NOTES:
1. Non-repetitive current pulse, per Fig.3 and derated above Ta=25 °C per Fig.2.
2. Mounted on 5.0mm2 (0.03mm thick) Copper Pads to each termina
3. 8.3ms single half sine-wave, or equivalent square wave, Duty cycle=4 pulses per minutes maximum.
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
DS-222645
Issued Date
2008/02/10
Revised Date
2010/03/10
Revision
B
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