SMD Zener Diode

Zener Voltage: 3.3 to 330 Volts

DC Power: 1 Watts

RoHS Device

Page 1

REV: A

Features

-Glass passivated chip.

-Low leakage.

-For use in stabilizing and clipping

with high power rating.

-Built-in strain relief.

-Low inductance.

-High peak reverse power dissipation.

Mechanical data

-Case: JEDEC DO-214AC, molded plastic.

-Polarity: Color band denotes cathode end.

-Approx. weight: 0.069 grams

CZRA4728B-HF Thru. CZRA1330B-HF

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%.

Dimensions in inches and (millimeter)

DO-214AC (SMA)

QW-JZ009

Notes:

2. Valid provided that leads are kept at ambient temperature at a distance of 10mm from case.

Comchip Technology CO., LTD.

0.109(2.76)

0.099(2.51)

0.064(1.63)

0.049(1.23)

0.206(5.22)

0.192(4.87)

0.012(0.30)

0.006(0.15)

0.008(0.20)

0.000(0.00)

0.059(1.51)

0.030(0.75)

0.089(2.26)

0.077(1.96)

0.179(4.55)

0.161(4.10)

(Note 1)

Maximum thermal resistance junction

to ambient air (Note 2)

Junction temperature range

Storage temperature range

Value

Units

Symbol

Characteristics

1

1.2

170

-55 to +175

W

V

K/W

°C

°C

-Lead: Solderable per MIL-STD-750,

method 2026.

-Epoxy: UL 94V-0 rate flame retardant.

-Mounting position: Any.

-55 to +175

Halogen Free

Company reserves the right to improve product design , functions and reliability without notice.