1SMA4741 Datasheet, PDF (1/4 Pages) Transys Electronics – SURFACE MOUNT SILICON ZENER DIODE

1SMA4741~1SMA4754
SURFACE MOUNT SILICON ZENER DIODE
VOLTAGE ^{11 to 39 Volts}
FEATURES
POWER 1.0 Watts
• For surface mounted applications in order to optimize board space.
• Low profile package
• Built-in strain relief
• Glass passivated junction
• Low inductance
• Typical I_R less than 5.0µA above 11V
• Plastic package has Underwriters Laboratory Flammability
Classification 94V-O
• High temperature soldering : 260°C /10 seconds at terminals
• Both normal and Pb free product are available :
Normal : 80~95% Sn, 5~20% Pb
Pb free: 98.5% Sn above
MECHANICAL DATA
Case: JEDEC DO-214AC,Molded plastic over passivated junction.
Terminals: Solder plated,solderable per MIL-STD-750, Method 2026
Polarity: Color band denotes positive end (cathode)
Standard Packaging:12mm tape (EIA-481)
Weight: 0.002 ounce, 0.064 gram
SMA/DO-214AC
Unit: inch (mm)
.181(4.60)
.157(4.00)
.012(.305)
.006(.152)
.060(1.52)
.030(0.76)
.008(.203)
.002(.051)
.208(5.28)
.188(4.80)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Pwak Pulse Power Dissipation on T_L= 7 5^o C (NOTES A)
Operating Junction and Storage Temperature Range
Symbol
P_D
T_J,T_{S TG}
Value
1.0
-55 to + 150
Units
W atts
O_C
NOTES:
A. Mounted on 5.0mm2 (.013mm thick) land areas.
B. Tolerance and Type Number Designation. The type numbers listed have a standard tolerance on the nominal zener
voltage of ± 5%.
STAD-AUG.13.2005
PAGE . 1