BZX55C
Silicon Planar Zener Diodes
The Zener voltages are graded according to the
international E24 standard. Other tolerances and
higher Zener voltages are upon request.
Max. 0.5
Max. 1.9
Min. 27.5
Black
Cathode Band
Black
Part No.
XXX
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
stg
Value
500
1)
Unit
mW
O
175
- 55 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
= 100 mA
1)
Symbol
R
thA
V
F
Max.
0.3
1)
1
Unit
K/mW
V
Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.