1N746...1N759
SILICON PLANAR ZENER DIODES
Standard Zener voltage tolerance is ± 10%. Add suffix
"A" for ± 5% tolerance. Other tolerances, non-
standard and higher Zener voltages are upon request.
Max. 0.5
Min. 27.5
Max. 1.9
Black
Cathode Band
Black
Part No.
Black
"ST" Brand
XXX
ST
Max. 3.9
Min. 27.5
Glass Case DO-35
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
500
1)
Unit
mW
O
175
- 65 to + 175
C
C
O
Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case
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.
0.3
1)
1.2
Unit
K/mW
V
Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 13/06/2007
SEMTECH_ELEC [ SEMTECH ELECTRONICS LTD. ]
