ATS625LSG datasheet(3/21 Pages) ALLEGRO

3 / 21 page

True Zero-Speed Low-Jitter High Accuracy

Gear Tooth Sensor

ATS625LSG

Allegro MicroSystems, Inc.

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

www.allegromicro.com

ELECTRICAL CHARACTERISTICS

Supply Voltage

VCC

Operating; TJ < TJmax

4.0

–

Undervoltage Lockout

VCCUV

–

< VCC(min)

Reverse Supply Current

IRCC

VCC = –18 V

–

–10

Supply Zener Clamp Voltage1

ICC = 17 mA

–

Supply Zener Current2

VS = 28 V

–

Supply Current

ICC

Output OFF

–

8.5

Output ON

–

8.5

POWER-ON CHARACTERISTICS

Power-On State

SPO

–

High

–

Power-On Time

tPO

Gear Speed < 100 RPM; VCC > VCC min

–

200

μs

OUTPUT STAGE

Low Output Voltage

VOUT(SAT) ISINK = 20 mA, Output = ON

–

200

450

Output Current Limit

IOUT(LIM) VOUT = 12 V, TJ < TJmax

Output Leakage Current

IOUT(OFF) Output = OFF, VOUT = 24 V

–

μA

Output Rise Time

RL = 500 Ω, CL = 10 pF

–

1.0

μs

Output Fall Time

RL = 500 Ω, CL = 10 pF

–

0.6

μs

SWITCHPOINT CHARACTERISTICS

Speed

Reference target 60+2

–

12000

rpm

Bandwidth

Corresponds to switching frequency – 3 dB

–

kHz

Operate Point

BOP

% of peak-to-peak signal, AG < AGmax;

BIN transitioning from LOW to HIGH

–60

–

Release Point

BRP

% of peak-to-peak signal, AG < AGmax;

BIN transitioning from HIGH to LOW

–40

–

CALIBRATION

Initial Calibration3

CalPO

Start-up

–

edges

Calibration Update

Cal

Running mode operation

continuous

–

Operating Characteristics Valid at TA = –40°C to 150°C, TJ ≤TJ(max), over full range of AG, unless otherwise noted; typical

operating parameters: VCC = 12 V and TA = 25°C

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Continued on the next page...

ATS625LSG Fiches technique(PDF) 3 Page - Allegro MicroSystems

ATS625LSG Fiches technique(HTML) 3 Page - Allegro MicroSystems

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

Fiches technique Télécharger

Lien URL