A1425(2005) 查看數據表（PDF） - Allegro MicroSystems

零件编号

产品描述 (功能)

生产厂家

A1425
(Rev.:2005)

High Accuracy Analog Speed Sensor with Integrated Filter Capacitor and Dual Zero-Crossing Output Signal

Allegro MicroSystems 

A1425

High Accuracy Analog Speed Sensor with Integrated Filter Capacitor and Dual Zero-Crossing Output Signal

Simulation Results

40

35

30

25

20

15

10

5

0

0.01

A1425 Minimum Switching Fields

Over the Range of Ambient Operating Temperatures, TA

fBdiff(low) = 15 Hz, fBdiff(high) ≈ 30 kHz

25

150

–40

0.1

1

Frequency, fBdiff (kHz)

10

40

A1425 Typical Phase Shift

Over the Range of Applied Magnetic Fields, Bdiff

fBdiff(low) = 15 Hz, fBdiff(high) = 30 kHz

40

30

50

20 100

500

10 750

0 1250

–10

Bdiff in Gp-p

–20

–30

–40

–50

–60

0.01

0.1

1

Frequency, fBdiff (kHz)

10

40

Continued on next page.

A1425-DS

Allegro MicroSystems, Inc.

7

115 Northeast Cutoff, Box 15036

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

www.allegromicro.com

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