F.E.C. Semiconductor
IV. Zener Diode
SMD Zener Diode (1.0 Watt)
1SMA4728~1SMA200A
FEATURES
For surface mounted applications in order to
optimize board space.
Built-in strain relief.
Glass passivated junction.
Low inductance.
Typical IR less than 5.0µA above 11V.
High temperature soldering guaranteed:
260 /10 seconds at terminals.
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0.
MECHANICAL DATA
Case : Molded plastic over passivated junction
Terminals : Solder plated solderable per
MIL-STD-750, Method 2026
Polarity : Color band denotes cathode
Weight : 0.058 grams
(Package: SMA (DO-214AC))
0.087 (2.21)
0.051 (1.29)
0.110(2.80)
0.086(2.18)
0.096(2.42)
0.067(1.70)
0.060(1.52)
0.030(0.76)
0.180(4.57)
0.157(3.99)
0.012(0.305)
0.006(0.152)
0.008(0.203)MAX.
0.222(5.66)
0.185(4.70)
Case: SMA
Dimensions in inches and (millimeters)
Ratings & Electrical Characteristics
Ratings at 25 ambient temperature unless otherwise specified.
Rating
Symbol
Peak power dissipation at Ta=50 , derate above 50
(Note 1)
PD
Peak forward surge current, 8.3ms single half sine-wave
superimposed on rated load (JEDEC method) (Note 2)
IFSM
Maximum forward voltage at IF = 200mA
VF
Operating and storage temperature range
Tj, Tstg
Value
1.0
6.67
10.0
1.2
-55 to +150
Notes:
1. Mounted on 5.0mm2 (0.013mm thick) land areas.
2. Measured on 8.3ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum.
Units
Watts
mW/
Amps
Volts
1
