1N4728 thru 1N4764
Vishay Semiconductors
formerly General Semiconductor
Document Number 88304 www.vishay.com
18-Apr-02 1
Zener Diodes
VZ Range 3.3 to 100V
Power Dissipation 1.0W
m
i
n. 1.1
02 (
28.0)
mi
n. 1.102
(
2
8
.
0)
max
.
.161
(
4.1)
max.
∅
Cathode
0.034 (0.86)
Mark
max.
∅
0.102 (2.6)
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbol Value Unit
Zener Current See Next Page
Power Dissipation at Tamb = 50°CPtot 1.0
(1)
W
Thermal Resistance Junction to Ambient Air RθJA 170
(1)
°C/W
Junction Temperature Tj 200 °C
Storage Temperature Range TS –65 to +200 °C
Note: (1) Valid provided that electrodes at a distance of 10mm from case are kept at ambient temperature.
DO-204AL
(DO-41 Glass)
Dimensions in inches
and (millimeters)
Features
• Silicon Planar Power Zener Diodes
• For use in stabilizing and clipping circuits with high
power rating.
• Standard Zener voltage tolerance is ±10%. Add suffix
“A” for ±5% tolerance. Other Zener voltages and toler-
ances are available upon request.
• These diodes are also available in the MELF case with
type designation ZM4728 thru ZM4764
• For bidirectional product, contact local Technical Sales
office.
Mechanical Data
Case: DO-41 Glass Case
Weight: approx. 0.35g
Packaging Codes/Options:
D9/5K per 13” reel (52mm tape), 10K/box
E1/5K per Ammo mag. (52mm tape), 10K/box