1N4728A to 1N4764A
Vishay Semiconductors
Zener Diodes
Features
• Silicon Planar Power Zener Diodes
• For use in stabilizing and clipping circuits
e2
with high power rating
• Standard Zener voltage tolerance is ± 5 %
• Lead (Pb)-free component
• Component in accordance to RoHS 2002/95/EC
and WEEE 2002/96/EC
17173
Applications
• Voltage stabilization
Mechanical Data
Case:
DO-41 Glass case
Weight:
approx. 310 mg
Packaging Codes/Options:
TR / 5 k per 13" reel, 25 k/box
TAP / 5 k per Ammo pack (52 mm tape), 25 k/box
Absolute Maximum Ratings
T
amb
= 25 °C, unless otherwise specified
Parameter
Power dissipation
Z-current
1)
Test condition
Symbol
P
tot
I
Z
Value
1.3
1)
P
V
/V
Z
Unit
W
mA
Valid provided that leads at a distance of 4 mm from case are kept at ambient temperature.
Thermal Characteristics
T
amb
= 25 °C, unless otherwise specified
Parameter
Thermal resistance juntion to ambient air
Junction temperature
Storage temperature range
1)
Test condition
Symbol
R
thJA
T
j
T
stg
Value
110
1)
175
- 65 to + 175
Unit
K/W
°C
°C
Valid provided that leads at a distance of 4 mm from case are kept at ambient temperature.
Electrical Characteristics
T
amb
= 25 °C, unless otherwise specified
Parameter
Forward voltage
Test condition
I
F
= 200 mA
Symbol
V
F
Min
Typ.
Max
1.2
Unit
V
Document Number 85816
Rev. 1.8, 22-Feb-06
www.vishay.com
1
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