FEATURES
. Standards zener voltage tolerance is 20%. Add suffix "A" for 10%
tolerance and suffix "B" for 5% tolerance other tolerance, non
standards and higher zener voltage upon request.
1N5221 THRU 1N5281
0.5W SILICON PLANAR ZENER DIODES
MECHANICAL DATA
.
Case:
DO-35 glass case
.
Polarity:
Color band denotes cathode end
.
Weight:
Approx. 0.13gram
ABSOLUTE MAXIMUM RATINGS(LIMITING VALUES)(T
A
=25
)
Symbols
Zener current see table "Characteristics"
Power dissipation at T
A
=75
Junction temperature
Storage temperature range
P
tot
T
J
T
STG
Value
Units
500
1)
175
-65 to + 175
mW
1)Valid provided that at a distance of 8mm from case are kept at ambient temperature
ELECTRICAL CHARACTERISTICS(TA=25
)
Symbols
Thermal resistance junction to ambient
Forward voltage
at I
F
=200mA
R
THA
V
F
Min.
Typ.
Max.
0.3
1)
1.1
Units
K/mW
V
1)Valid provided that leads at a distance of 8mm from case are kept at ambient temperature
Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD
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