1N4728A Datasheet, PDF (1/4 Pages) Motorola, Inc – One Watt Hermetically Sealed Glass Silicon Zener Diodes

Silicon Power Z–Diodes
Features
D Very sharp reverse characteristic
D Very high stability
D Low reverse current level
D V_Z–tolerance ± 5%
1N4728A...1N4761A
Vishay Telefunken
Applications
Voltage stabilization
94 9369
Absolute Maximum Ratings
T_j = 25_C
Parameter
Power dissipation
Z–current
x^{Test Conditions}
T_amb 50°C
Junction temperature
Storage temperature range
Type
Symbol Value Unit
P_V
1
W
I_Z
P_V/V_Z
mA
T_j
200
°C
T_stg –65...+200 °C
Maximum Thermal Resistance
T_j = 25_C
Parameter
Test Conditions
Junction ambient
l=9.5mm (3/8”), T_L=constant
Electrical Characteristics
T_j = 25_C
Parameter
Test Conditions
Type
Forward voltage
I_F=200mA
Symbol
Value
Unit
R_thJA
100
K/W
Symbol Min Typ Max Unit
V_F
1.2 V
Document Number 85587
Rev. 2, 01-Apr-99
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