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AH375 Datasheet PDF

Anachip AH375

AH375 is an integrated Hall effect latched sensor designed for electronic commutation of brush-less DC motor applications. The device includes an on-chip Hall voltage generator for magnetic sensing, a comparator that amplifies the Hall voltage, and a schmitt trigger to provide switching hysteresis for noise rejection, and open drain output. The output state is held until a magnetic flux density reversal falls below Brp causing DO to be turned off (high).
Part No. AH375
Datasheet AH375 Download
Manufacturer
Anachip
Description Single Phase Hall Effect Latch
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AH375 datasheet page 1 preview

FEATURES

- 2.2V to 20V DC operation voltage - Temperature compensation - Wide operating voltage range - Open drain pre-driver - 25mA maximum sinking output current - Package: SIP3, SOT23 „

GENERAL DESCRIPTION

An internal bandgap regulator is used to provide temperature compensated supply voltage for internal circuits and allows a wide operating supply range. If a magnetic flux density larger than threshold Bop, DO is turned on(low). „

APPLICATIONS

- Brush-less DC Motor - Brush-less DC Fan - Revolution counting - Speed measurement „ Pin Assignments 375 „ Pin Descriptions Name Vdd GND OUT P/I/O P P O Pin # 1 2 3

DESCRIPTION

Positive Power Supply Ground Output Pin 2 (Top view) 375 1 : Vdd 1 3 2 : GND 3 : OUT (SOT23 package) 1 2 3 (SIP package) „ Ordering Information AH375 X - X X X Wafer Body Blank or A~Z : if necessary to specify Package P: SIP3 W: SOT23 Lead L : Lead Free Packing Blank : Bulk A : Tape & Reel This datasheet contains new product information. Anachip Corp. reserves the rights to modify the product specification without notice.
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