BZX55B Datasheet, PDF (1/3 Pages) Vishay Siliconix – Silicon Epitaxial Planar Z-Diodes

BZX55B
SILICON PLANAR ZENER DIODES
Max. 0.5
Max. 1.9
Min. 27.5
Black
Cathode Band
Black
Part No.
Black
"ST" Brand
XXX
ST
Max. 3.9
Min. 27.5
Max. 0.45
Max. 1.9
Min. 27.5
Black
Cathode Band
Black
Part No.
XXX ^{Max. 2.9}
Min. 27.5
Glass Case DO-35
Dimensions in mm
Glass Case DO-34
Dimensions in mm
Absolute Maximum Ratings (T_a = 25 ^OC)
Parameter
Symbol
Value
Unit
Power Dissipation
P_tot
500 ¹⁾
mW
Junction Temperature
T_j
175
O_C
Storage Temperature Range
T_S
- 55 to + 175
O_C
1) _{Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case}
Characteristics at T_a = 25 ^OC
Parameter
Thermal Resistance Junction to Ambient Air
Symbol
R_thA
Max.
0.3 ¹⁾
Forward Voltage
at I_F = 100 mA
V_F
1
1) _{Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.}
Unit
K/mW
V
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