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ZM4742

Description
12 V, 1 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE
Categorysemiconductor    Discrete semiconductor   
File Size222KB,3 Pages
ManufacturerSEMTECH_ELEC
Websitehttp://www.semtech.net.cn
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ZM4742 Overview

12 V, 1 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE

ZM 4728...ZM 4764
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 and suffix “B” for
±2%
tolerance. Other
tolerances available are upon request.
LL-41
These diodes are also available in DO-41 case with the
type designation 1N4728...1N4764
.
Absolute Maximum Ratings (T
a
= 25
o
C)
Symbol
Zener Current see Table “Characteristics”
Power Dissipation
Junction Temperature
Storage Temperature Range
1)
Value
1)
Unit
P
tot
T
j
T
S
1
W
O
O
175
-65 to +175
C
C
Valid provided that electrodes are kept at ambient temperature.
Characteristics at T
amb
= 25
o
C
Symbol
Thermal Resistance
Junction to Ambient Air
Forward Voltage
at I
F
= 200mA
1)
Min.
-
-
Typ.
-
-
Max.
170
1)
1.2
Unit
K/W
V
R
thA
V
F
Valid provided that electrodes are kept at ambient temperature.
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 10/05/2005
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