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Dated : 12/06/2007
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
BZX2.5C
SILICON PLANAR POWER ZENER DIODES
for use in stabilizing and clipping circuits with high
power rating. The Zener voltages are graded
according to the international E 24 standard. Other
tolerances and higher Zener voltage upon request.
Absolute Maximum Ratings (Ta = 25 OC)
Parameter
Symbol
Value
Unit
Power Dissipation
Ptot
2.5
1)
W
Junction Temperature
Tj
200
O
C
Storage Temperature Range
TS
- 55 to + 200
O
C
1) Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature.
Characteristics at Ta = 25 OC
Parameter
Symbol
Max.
Unit
Thermal Resistance Junction to Ambient Air
RthA
130
1)
K/W
1) Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature.
Max. 4.2
Max. 2.8
Glass Case DO-41
Max. 0.7
Min. 25.4
Min. 25.4
XXX
Cathode Band
Part No.
ST
"ST" Brand
Dimensions in mm
Black
Black
Black