
1N4728A/B THRU 1N4764A/B
1W SILICON PLANAR
ZENER DIODES
Features
Mechanical Data
· Silicon planar power zener diodes
· For use in stabilizing and clipping circuits with high power
rating.
· Standards Zener voltage tolerance is ±10%
Add suffix "A" for ±5% tolerance other tolerance available
upon request
· Case : DO-41 glass case
· Weight : Approx. 0.35 gram
Absolute Maximum Ratings (Limiting Values)
(TA=25℃)
Electrical Characteristics
(TA=25℃)
Symbols Value Units
Zener current see table "Characteristics"
Power dissipation at T
A
=25℃ W1
1)
Junction Temperature ℃
-55 to+175
Storage Temperature range ℃
P
tot
T
J175
T
STG
1) Valid provided that a distance of 8mm from case are kept at ambient temperature
Symbols Units
Thermal resistance junction to ambient ℃/W
Forward voltage at I
F
=200mA
1) Valid provided that a distance of 8mm from case are kept at ambient temperature
R
θJA
V
F
Min. Typ. Max.
175
1)
1.2 V
Dimensions in inches and (millimeters)
DO-41(GLASS)
1.102(28.0)
MIN.
1.102(28.0)
MIN.
0.161(4.1)
MAX.
0.034(0.86)
MAX.
DIA.
0.102(2.6)
MAX.
DIA.
I
Z
Pd / Vz mA