F.E.C. Semiconductor
IV. Zener Diode
SMD Zener Diode (1.5 Watt)
1SMA5913A~1SMA5957A
(Package: SMA (DO-214AC))
FEATURES
Silicon planar power zener diodes.
For use in stabilizing and clipping circuits with high
power rating.
For surface mounted applications in order to
optimize board space.
Built-in strain relief.
Low inductance.
MECHANICAL DATA
Case : Molded plastic over passivated junction
Terminals : Solder plated solderable per
MIL-STD-202, Method 208
Polarity : Color band denotes cathode
Marking : Type number
Weight : 0.058 grams
0.087 (2.21)
0.051 (1.29)
0.180(4.57)
0.157(3.99)
0.096(2.42)
0.067(1.70)
0.060(1.52)
0.030(0.76)
0.008(0.203)MAX.
0.222(5.66)
0.185(4.70)
Case: SMA
Dimensions in inches and (millimeters)
0.110(2.80)
0.086(2.18)
0.012(0.305)
0.006(0.152)
Ratings & Electrical Characteristics
Ratings at 25 ambient temperature unless otherwise specified.
Rating
DC power dissipation (Note 1)
Maximum forward voltage at IF = 200mA
Maximum thermal resistance junction to ambient air
Junction temperature range
Storage temperature range
Symbol
PD
VF
Rth-JA
Tj
Tstg
Notes:
1. TL = Lead temperature at 5.0mm2 (0.013mm thick) copper land areas.
Value
1.5
1.5
130
-55 to +175
-55 to +175
Fig. 1 POWER TEMPERATURE DERATING CURVE
1.5
1.2
0.9
0.6 5.0 mm2 ( 0.013 mm thick )
copper land areas.
0.3
0
0 25 50 75 100 125 150 175
TL, LEAD TEMPERATURE (°C)
1
Units
Watts
Volts
/W
