1SMA4764A-T3 查看數據表（PDF） - Won-Top Electronics

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1SMA4764A-T3

1.0W SURFACE MOUNT ZENER DIODE

Won-Top Electronics 

®

WON-TOP ELECTRONICS

Features

 Glass Passivated Die Construction

 1.0W Power Dissipation

 3.3V – 330V Nominal Zener Voltage

 5% Standard Vz Tolerance

 Low Inductance

 For Use in Voltage Regulator or Reference

 Plastic Case Material has UL Flammability

Classification Rating 94V-0

A

C

Mechanical Data

 Case: SMA/DO-214AC, Molded Plastic

 Terminals: Solder Plated, Solderable

per MIL-STD-750, Method 2026

 Polarity: Cathode Band

 Marking: Device Code

 Weight: 0.064 grams (approx.)

 Lead Free: For RoHS / Lead Free Version,

Add “-LF” Suffix to Part Number, See Page 5

1SMA4728A – SZ1330A

1.0W SURFACE MOUNT ZENER DIODE

Pb

B

D

F

H

G

E

SMA/DO-214AC

Dim

Min

Max

A

2.29

2.92

B

4.00

4.60

C

1.27

1.90

D

0.152

0.305

E

4.80

5.30

F

2.00

2.44

G

0.051

0.203

H

0.76

1.52

All Dimensions in mm

Maximum Ratings @TA=25°C unless otherwise specified

Characteristic

Power Dissipation at TL = 75°C (Note 1)

Forward Voltage @ IF = 200mA

Thermal Resistance, Junction to Ambient (Note 2)

Thermal Resistance, Junction to Lead (Note 2)

Operating and Storage Temperature Range

Symbol

PD

VF

RθJA

RθJL

TJ, TSTG

Value

1.0

1.2

125

30

-65 to +150

Note: 1. Mounted on FR-4 PCB with 8.0 x 8.0 x 2.0mm copper pads.

2. Mounted on 25.4 x 21.6 x 1.6mm ceramic substrate with minimum recommended pad layout.

Unit

W

V

°C/W

°C

© Won-Top Electronics Co., Ltd.

Revision: September, 2012

www.wontop.com

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