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1N4730A

Description
3.9 V, 1 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-41
Categorysemiconductor    Discrete semiconductor   
File Size283KB,4 Pages
ManufacturerSEMTECH_ELEC
Websitehttp://www.semtech.net.cn
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1N4730A Overview

3.9 V, 1 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-41

1N4730A Parametric

Parameter NameAttribute value
Number of terminals2
Number of components1
Rated working voltage3.9 V
stateACTIVE
packaging shapeROUND
Package SizeLONG FORM
Terminal formWIRE
terminal coatingTIN LEAD
Terminal locationAXIAL
Packaging MaterialsUNSPECIFIED
CraftsmanshipZENER
structureSINGLE
Shell connectionISOLATED
Diode component materialsSILICON
Maximum power consumption limit1 W
polarityUNIDIRECTIONAL
Diode typeVOLTAGE REGULATOR DIODE
Working test current64 mA
Maximum total reference voltage5 %
1N4727A...1N4764A
SILICON PLANAR POWER ZENER DIODES
for use in stabilizing and clipping circuits with high
power rating.
Max. 0.7
Max. 2.8
Min. 25.4
Black
Cathode Band
Black
Part No.
Black
"ST" Brand
XXX
ST
Max. 4.2
Min. 25.4
Glass Case DO-41
Dimensions in mm
Absolute Maximum Ratings (T
a
= 25
O
C)
Parameter
Power Dissipation
Junction Temperature
Storage Temperature Range
1)
Symbol
P
tot
T
j
T
S
Value
1
1)
Unit
W
O
200
- 65 to + 200
C
C
O
Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature.
Characteristics at T
a
= 25
O
C
Parameter
Thermal Resistance Junction to Ambient Air
Forward Voltage
at I
F
= 200 mA
1)
Symbol
R
thA
V
F
Max.
170
1)
1.2
Unit
K/W
V
Valid provided that leads at a distance of 8 mm from case 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 : 12/06/2007

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