SMA4738A datasheet, PDF - EEWORLD Datasheet

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SMA4738A: Description1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE; File Size355KB，4 Pages; ManufacturerCheng-Yi Electronic Co., Ltd.

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SMA4738A Overview

1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE

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SMA4728A THRU SMA4764A

PB FREE PRODUCT

1W GLASS PASSIVATED JUNCTION SILICON ZENER DIODE

FEATURES

●

Glass passivated chip

Low leakage

Built-in strain relief

Low inductance

High peak reverse power dissipation

Lead (Pb)-free component

For use in stabilizing and

clipping circuits with high power

MECHANICAL DATA

●

Case: Molded plastic

Epoxy: UL 94V-0 rate flame retardant

Lead: Axial leads, solderable per

MIL-STD-202, method 208 guranteed

Polarity: Color band denotes cathode end

Mounting position: Any

Dimensions in inches and (millimeters)

RATINGS AND ELECTRICAL CHARACTERISTICS

Rating at 25℃ ambient temperature unless otherwise specified.

Parameter

DC Power Dissipation at TL = 50 °C (Note1)

Peak pulse current wih a 10/1000μs waveform

Maximum Thermal Resistance Junction to Ambient

Air (Note2)

Junction Temperature Range

Storage Temperature Range

Note:

(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 10 mm from case.

Symbol

ӨJA

STG

Value

1.0

1.2

170.0

- 55 to + 175

UNIT

Watts

Volts

K/W

°C

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