Silicon Avalanche Diodes
400W Surface Mount Transient Voltage Supressors
RoHS
P4SMA Series
FEATURES
• RoHS compliant
• For surface mounted applications in order to 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 1.0ps from 0 Volts to
V(BR) for unidirectional types
• Typical IR less than 1µA above 10V
MAXIMUM RATINGS AND CHARACTERISTICS
• High temperature soldering: 250˚C/10 seconds at terminals
DEVICES FOR BIPOLAR APPLICATION
@25˚C AMBIENT TEMPERATURE (unless otherw ise noted)
For Bidirectional use Suffix CA for types P4SMA6.8CA thru types
P4SMA550CA
PARAMETER
VALUE
SYMBOL
UNIT
Peak pulse power Dissipation on
10/1000µs waveform (Note 1.2,FIG.1)
P
Watts
Min
400
PPM
Electrical characteristics apply in both directions
Peak pulse current of on 10/1000µs
waveform (Note 1, FIG.3)
I
See Table 1
PPM
Amps
Amps
Agency Approvals: Recognized under the Components Program
of Underwriters Laboratories.
Peak Forward Surge Current,
8.3ms Single Half Sine-Wave
Superimposed on Rated Load,
(JEDEC Method)(Note2,3)
Agency File Numbers: E128667
I
40
FSM
ORDERING INFORMATION
Operating junction and Storage
Temperature Range
T
T
°C
-55 to +150
C A
P4SMA
j, sTG
Voltage
Notes:
1. Non-repetitive current pulse, per Fig.3 and derated above
Bi-Directional
5%Voltage Tolerance
T = 25˚C per Fig.2
A
2. Mounted on 5.0mm2 (0.03mm thick) Copper Pads to each
terminal
3. 8.3ms single half sine-wave, or equivalent square wave,
Duty cycle = 4 pulses per minutes maximum
T = Tape and reeled (5000pcs)
Mechanical Specifications:
Weight:
Case:
0.002 ounce, 0.061 gram
JEDEC DO214AC. Molded plastic over
glass passivated junction
Any
Color band denoted positive end
(cathode) except Bidirectional
Solder plated, solderable per MIL-STD-
750, Method 2026
Mounting Position:
Polarity:
Terminal:
Standard Packaging: 12mm tape (EIA STD RS-481)
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