1N4728A_08 Datasheet, PDF (1/3 Pages) Diodes Incorporated – 1.0W ZENER DIODE

Features
• 1.0 Watt Power Dissipation
• 3.3V - 75V Nominal Zener Voltage
• Standard V_Z Tolerance is 5%
• Lead Free Finish, RoHS Compliant (Note 2)
Mechanical Data
• Case: DO-41
• Case Material: Glass. UL Flammability
Classification Rating 94V-0
• Terminals: Finish ⎯ Sn96.5Ag3.5. Solderable
per MIL-STD-202, Method 208
• Polarity: Cathode Band
• Marking: Type Number
• Weight: 0.35 grams (approximate)
1N4728A - 1N4761A
1.0W ZENER DIODE
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DO-41 Glass
Dim
Min
Max
A
26.0
⎯
B
⎯
4.10
C
⎯
0.86
D
⎯
2.60
All Dimensions in mm
Maximum Ratings @T_A = 25°C unless otherwise specified
Characteristic
Zener Current (see Table page 2)
Power Dissipation
Derate Above 50°C (Note 1)
Thermal Resistance - Junction to Ambient Air
Forward Voltage @ I_F = 200 mA
Operating and Storage Temperature Range
Symbol
I_Z
P_d
R_θJA
V_F
T_j, T_STG
Value
Pd / V_Z
1.0
6.67
175
1.2
-65 to + 175
Notes:
1. Valid provided that leads are kept at TL @ 50°C with lead length = 9.5mm (3/8”) from case.
2. EC Directive 2002/95/EC (RοHS) revision 13.2.2003. Glass and high temperature solder exemptions applied where applicable,
see EU Directive Annex Notes 5 and 7.
Unit
mA
W
mW/°C
°C/W
V
°C
DS18007 Rev. 18 - 2
1 of 3
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1N4728A - 1N4761A
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