1SMB5945B-13(2019) データシートの表示（PDF） - Diodes Incorporated.

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1SMB5945B-13
(Rev.:2019)

3.0W SURFACE MOUNT POWER ZENER DIODE

Diodes Incorporated. 

Maximum Ratings (@TA = +25°C, unless otherwise specified.)

Characteristic

Forward Voltage @ IF = 200mA

Zener Current (See Page 3)

Symbol

VF

IZM

1SMB5920B – 1SMB5956B

Value

Unit

1.5

V

PD / VZ

mA

Thermal Characteristics

Characteristic

Power Dissipation @TL = +75°C

Derate Above +75°C (Note 5)

Thermal Resistance - Junction to Terminal (Note 5)

Power Dissipation @TA = +25°C

Derate Above +25°C (Note 5)

Thermal Resistance - Junction to Ambient (Note 5)

Operating and Storage Temperature Range

Symbol

PD

RϴJT

PD

RϴJA

TJ, TSTG

Value

3.0

40

25

550

4.4

226

-65 to +150

Unit

W

mW/°C

°C/W

mW

mW/°C

°C/W

°C

Note:

5. Device mounted on FR-4 PCB; pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website at

http://www.diodes.com.

1SMB5920B – 1SMB5956B

Document number: DS32125 Rev. 8 - 2

2 of 7

www.diodes.com

May 2019

© Diodes Incorporated

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