ATS685LSH datasheet(6/15 Pages) ALLEGRO

6 / 15 page

Two-Wire, Zero Speed

Differential Gear Tooth Sensor IC

ATS685LSH

Allegro MicroSystems, Inc.

115 Northeast Cutoff

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

1.508.853.5000; www.allegromicro.com

Thermal Characteristics may require derating at maximum conditions, see Power Derating section

Characteristic

Symbol

Test Conditions*

Value

Unit

Package Thermal Resistance

RθJA

Single layer PCB, with copper limited to solder pads

126

ºC/W

Single layer PCB, with copper limited to solder pads and 3.57 in.2 (23.03

cm2) copper area each side

ºC/W

*Additional thermal information available on the Allegro website

Temperature (°C)

CC(max)

VCC(min)

Power Derating Curve

At maximum supply current, ICC = ICC(High)(max)

100

120

140

160

180

(RθJA = 84 °C/W)

(RθJA = 126 °C/W)

2600

2400

2200

2000

1800

1600

1400

1200

1000

800

600

400

200

100

120

140

160

180

Temperature,TA (°C)

R JA = 126 ºC/W

R JA = 84 ºC/W

Power Dissipation versus Ambient Temperature

At maximum supply current, ICC = ICC(High)(max)

ATS685LSH 数据表(PDF) 6 Page - Allegro MicroSystems

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