ATS20 データシートの表示（PDF） - Unspecified

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コンポーネント説明

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ATS20

LOW-VOLTAGE ULTRA-LOW-POWER TEMPERATURE SENSOR

Unspecified 

Typical Applications (cont’d)

V+

RHYST

RV+

VREF

RVD1

VTRIP

+

Shunt Voltage

Reference

0.1μF

RVD2

–

aTS20

VCONTROL

V+

aTS20

VOUT

VHYST2

VHYST1

VOUT

VCONTROL

VHYST2 =

(VREF ) • (RVD2 )

RVD1 +

(RVD2) • (RHYST )

RHYST + RVD2

VHYST1 =

(VREF) • (RVD2 )

RVD2 +

(RVD1 ) • (RHYST )

RHYST + RVD1

Note: VREF is set by the Shunt Voltage Reference. For VCONTROL high is an alarm state or control for activating cooling/fan.

Figure 6. Thermostat/Fan Controller

0.1µF

Bypass

Cap

VDD

GND

aTS20

CFILTER

RFILTER

VOUT

Microcontroller

Analog

to

Digital

Converter

Figure 7. Digital Temperature output through a microcontroller

© Andigilog, Inc. 2003

-6-

www.andigilog.com

70A03201-004

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