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Diodes DSS4320T User Manual

Dss4320t new prod uc t, Features, Mechanical data

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DSS4320T

Document number: DS31621 Rev. 2 - 2

1 of 5

www.diodes.com

November 2008

© Diodes Incorporated

DSS4320T

NEW PROD

UC

T


LOW V

CE(SAT)

NPN SURFACE MOUNT TRANSISTOR

Features

Epitaxial Planar Die Construction

Ideal for Medium Power Amplification and Switching

Complimentary PNP Type Available (DSS5320T)

Lead Free By Design/RoHS Compliant (Note 1)

“Green” Device (Note 2)

Mechanical Data

• Case:

SOT-23

Case Material: Molded Plastic, "Green” Molding Compound. UL
Flammability Classification Rating 94V-0

Moisture Sensitivity: Level 1 per J-STD-020D

Terminals: Finish — Matte Tin annealed over Copper leadframe.
Solderable per MIL-STD-202, Method 208

Marking Information: See Page 4

Ordering Information: See Page 4

Weight: 0.008 grams (approximate)










Maximum Ratings

@T

A

= 25°C unless otherwise specified

Characteristic Symbol

Value

Unit

Collector-Base Voltage

V

CBO

20 V

Collector-Emitter Voltage

V

CEO

20 V

Emitter-Base Voltage

V

EBO

5 V

Peak Pulse Current

I

CM

5 A

Repetitive Peak Pulse Current (Note 3)

I

CRP

3 A

Continuous Collector Current

I

C

2 A

Base Current

I

B

0.5 A

Thermal Characteristics

Characteristic Symbol

Value

Unit

Power Dissipation (Note 4) @ T

A

= 25°C

P

D

600 mW

Thermal Resistance, Junction to Ambient Air (Note 4) @ T

A

= 25°C

R

θJA

209 °C/W

Operating and Storage Temperature Range

T

J

, T

STG

-55 to +150

°C

Notes:

1. No purposefully added lead.
2. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
3. Operated under pulse conditions: Pulse width

≤ 100ms, duty cycle ≤ 0.25.

4. Device mounted on FR-4 PCB; with minimum recommended pad layout.
























Top View

Device Schematic

E

B

C

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