DATA SHEET
1SMA4728~1SMA4764
SURFACE MOUNT SILICON ZENER DIODE
Unit: inch (mm)
SMA/DO-214AC
3.3 to 100 Volts
POWER
1.0 Watts
VOLTAGE
FEATURES
• For surface mounted applications in order to optimize board space.
• Low profile package
• Built-in strain relief
• Glass passivated junction
• Low inductance
.181(4.60)
.157(4.00)
• Typical IR less than 5.0µA above 11V
• Plastic package has Underwriters Laboratory Flammability
Classification 94V-O
.012(.305)
.006(.152)
• High temperature soldering : 260°C /10 seconds at terminals
• Pb free product are available : 99% Sn above can meet Rohs
environment substance directive request
.060(1.52)
.030(0.76)
.008(.203)
.002(.051)
MECHANICALDATA
.208(5.28)
.188(4.80)
Case: JEDEC DO-214AC,Molded plastic over passivated junction.
Terminals: Solder plated,solderable per MIL-STD-202G, Method 208
Polarity: Color band denotes positive end (cathode)
Standard Packaging:12mm tape (EIA-481)
Weight: 0.002 ounce, 0.064 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
Param eter
Sym bol
Value
Units
Pwak Pulse PowerD issipation on TA=50O C (Notes A)
D erate above 50O C
1.0
6.67
W
atts
P
D
m W /O C
Peak Forward Surge C urrent8.3m s single halfsine-wave
superim posed on rated load (JED EC m ethod)
10
Am ps
O C
I
FSM
O perating Junction and Storage Tem perature Range
-55 to + 150
TJ,TSTG
NOTES:
A. Mounted on 5.0mm2 (.013mm thick) land areas.
B. Measured on8.3ms, and single half sine-wave or equivalent square wave ,duty cycle=4 pulses per minute maximum.
C. Tolerance and Type Number Designation. The type numbers listed have a standard tolerance on the nominal zener
voltage of ± 5%.
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STAD-JAN.27.2005