ZM4728A to ZM4764A
Vishay Semiconductors
Zener Diodes
Features
• Silicon planar power Zener diodes
• For use in stablilizing and clipping circuits
with high power rating
• Standard Zener voltage tolerance is 5 ꢀ
• These diodes are also available in the
DO-41 case with type designation
1N4728A to 1N4764A
18315
• AEC-Q101 qualified
• Compliant to RoHS directive 2002/95/EC and in
accordance to WEEE 2002/96/EC
• Halogen-free according to IEC 61249-2-21
definition
Mechanical Data
Case: MELF DO-213AB (glass)
Weight: approx. 135 mg
Cathode band color: black
Packaging codes/options:
GS18/5K per 13" reel (12 mm tape), 10K/box
GS08/1.5K per 7" reel (12 mm tape), 12K/box
Absolute Maximum Ratings
T
= 25 °C, unless otherwise specified
amb
Parameter
Test condition
Symbol
Ptot
Value
1 1)
Unit
W
Zener current (see Table "Characteristics")
Power dissipation
Note:
1) Valid provided that electrodes are kept at ambient temperature.
Thermal Characteristics
T
= 25 °C, unless otherwise specified
amb
Parameter
Test condition
Symbol
RthJA
Value
170 1)
Unit
Thermal resistance junction to ambient air
Junction temperature
K/W
°C
Tj
175
Tstg
Storage temperature
- 65 to + 175
°C
Note:
1) Valid provided that electrodes are kept at ambient temperature.
Document Number 85786
Rev. 1.4, 15-Sep-10
www.vishay.com
1
For technical questions within your region, please contact one of the following:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com