A3930_16 datasheet(7/21 Pages) ALLEGRO

Part #	A3930

Description	Automotive 3-Phase BLDC Controller and MOSFET Driver

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Manufacturer	ALLEGRO [Allegro MicroSystems]

Direct Link	http://www.allegromicro.com

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7 / 21 page

Automotive 3-Phase BLDC Controller

and MOSFET Driver

A3930 and

A3931

7

Allegro MicroSystems, LLC

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

Thermal Characteristics

Power Dissipation versus Ambient Temperature

THERMAL CHARACTERISTICS may require derating at maximum conditions, see Applications Information section

Characteristic

Symbol

Test Conditions*

Value Units

Package Thermal Resistance

RθJA

4-layer PCB, based on JEDEC standard

23

ºC/W

2-layer PCB, with 3 in.2 of copper area each side connected

by thermal vias

44

ºC/W

Die-to-Exposed Pad Thermal Resis-

tance

RθJP

2

ºC/W

*Additional thermal information available on Allegro Web site.

50

75

100

125

150

25

AMBIENT TEMPERATURE IN °C

6.0

5.0

0

1.0

2.0

3.0

4.0

R

JA =

23°C/W

R

JA = 44°C/W

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A3930 Datasheet(PDF) 7 Page - Allegro MicroSystems

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