Axial Lead Zener Diode
1N4728A-G Thru. Z1330A-G
Zener Voltage: 3.3 to 330 Volts
DC Power: 1 Watts
RoHS Device
DO-41
Features
- Glass passivated chip.
- Low leakage.
1.000(25.40) Min.
- Built-in strain relief.
- Low inductance.
- High peak reverse power dissipation.
0.205(5.21)
0.161(4.10)
- For use in stabilizing and clipping circuits
with high power rating.
0.117(2.97) DIA.
0.078(2.00) DIA.
Mechanical data
1.000(25.40) Min.
- Case: Molded plastic.
- Epoxy: UL 94V-0 rate flame retardant.
0.035(0.90) DIA.
0.027(0.70) DIA.
- Terminals: Solderable per MIL-STD-202,
- method 208 guranteed.
- Polarity: Color band denotes cathode end.
- Mounting position: Any.
Dimensions in inches and (millimeter)
- Approx. weight: 0.35 grams(approx.).
Maximum Ratings and Electrical Characteristics
Ratings at 25°C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Value
Characteristics
Symbol
Units
DC power dissipation at TL=75°C (Note 1)
PD
1
W
Maximum forward voltage at IF=200 mA
VF
1.2
V
Maximum thermal resistance junction
to ambient air (Note 2)
RΘJA
TJ
170
°C/W
°C
Junction temperature range
Storage temperature range
-55 to +175
-55 to +175
TSTG
°C
Notes:
1. TL= Lead temperature at 3/8” (9.5mm) from body.
2. Valid provided that leads are kept at ambient temperature at a distance of 10mm from case.
Company reserves the right to improve product design , functions and reliability without notice.
QW-BZ007
REV: E
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Comchip Technology CO., LTD.