SMA4728A Datasheet, PDF (1/3 Pages) Formosa MS – Surface Mount Zener Diodes 1W

SMA4728A THRU SMA4764A
FEATURES
● Glass passivated chip
● Low leakage
● Built-in strain relief
● Low inductance
● High peak reverse power dissipation
● Lead (Pb)-free component
For use in stabilizing and
● _{clipping circuits with high power}
PB FREE PRODUCT
1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE
MECHANICAL DATA
● Case: Molded plastic
● Epoxy: UL 94V-0 rate flame retardant
● Lead: Axial leads, solderable per
MIL-STD-202, method 208 guranteed
● Polarity: Color band denotes cathode end
● Mounting position: Any
Dimensions in inches and (millimeters)
RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25℃ ambient temperature unless otherwise specified.
Parameter
DC Power Dissipation at TL = 50 °C (Note1)
Peak pulse current wih a 10/1000μs waveform
Maximum Thermal Resistance Junction to Ambient
Air (Note2)
Junction Temperature Range
Symbol
P_D
V_F
R_Ó¨JA
TJ
Value
1.0
1.2
170.0
- 55 to + 175
Storage Temperature Range
T_STG
- 55 to + 175
Note:
(1) TL = Lead temperature at 3/8 " (9.5mm) from body.
(2) Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case.
UNIT
Watts
Volts
K/W
°C
°C