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1N4728 Datasheet, PDF (1/3 Pages) Semtech Corporation – SILICON PLANAR POWER ZENER DIODES | |||
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1N4728 THRU 1N4764
ZENER DIODES
DO-41 Glass
FEATURES
⦠Silicon Planar Power Zener Diodes
⦠For use in stabilizing and clipping circuits with
high power rating.
max. â
0.102 (2.6)
⦠Standard Zener voltage tolerance is ±10%. Add
suffix âAâ for ±5% tolerance. Other Zener voltages and
tolerances are available upon request.
Cathode
Mark
⦠These diodes are also available in the MELF case with type
designation ZM4728 thru ZM4764
max. â
0.034 (0.86)
Dimensions in inches and (millimeters)
MECHANICAL DATA
Case: DO-41 Glass Case
Weight: approx. 0.35 g
MAXIMUM RATINGS
Ratings at 25°C ambient temperature unless otherwise specified.
Zener Current (see Table âCharacteristicsâ)
Power Dissipation at Tamb = 25°C
Junction Temperature
Storage Temperature Range
SYMBOL
Ptot
Tj
TS
Characteristics at Tamb = 25 °C
Thermal Resistance
Junction to Ambient Air
Forward Voltage
at IF = 200 mA
SYMBOL
RthJA
MIN.
â
VF
â
NOTES:
(1) Valid provided that electrodes at a distance of 10mm from case are kept at ambient temperature
VALUE
1.0(1)
175
â 65 to +175
UNIT
Watts
°C
°C
TYP.
MAX.
UNIT
â
170(1)
°C/W
â
1.2
Volts
12/3/98
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