Elektronische Bauelemente

SH236

Complementary Output

Hall Effect Latch Sink Driver IC

Description

The SH236 is an integrated Hall effect latched sensor with

output pull-high resistor driver designed for electronic co-

brushless DC motor applications. The

Hall voltage generator for magnetic

amplifies the Hall voltage, and a

and complementary open-collector

large current loads.

provide temperature compensated supply

circuits and allows a wide operating supply

flux density larger than threshold Bop, DO is

and DOB is turned off (high). The output state is held until a

magnetic flux density reversal falls below Brp causing DO to be

turned off and DOB turned on.

temperature range from -20 C

3.5V to 20V. The devices are

rugged 4 pin SIP packages.

o

o

device

sensing, a comparator that

Schmitt trigger to provide switching

An internal bandgap

SH23

6 is rated for operation over

to 85 C and voltage range from

available in low cost die forms or

mmutation of

includes an on-chip

hysteresis for noise re-

jection,

drivers for sinking

regulator is used to

voltage for internal

range. If a magnetic

turned on (low)

* On-Chip Hall Sensor IC With Two Different Sensitivity And

Hysteresis Settings For SH236

*

High Output Sinking Capability Up To 200mA For Driving Large Load

*

Build In Protection Diode For Chip Reverse Power Connecting

* Lower Current Change Rate Reduces The Peak Output Voltage

During Switching

* Internal Bandgap Regulator Allows Temperature Compensated

Operations And A Wide Operating Voltage Range

* Package : SIP-4L

Features

Applications

* Speed Measurement

* Brushless DC Fan

* Brushless DC Motor

* Revolution Counting

01-Jun-2002 Rev. A

Page 1 of 6

http://www.SeCoSGmbH.com/

Any changing of specification will not be informed individual

RoHS Compliant Product

Pin Descriptions

Millimeter

REF.

Min.

Max.

REF.

Min.

Max.

A

1.295

1.803

D

5.105

5.359

A1

0.610

E

3.531

3.785

b

0.330

0.432

L

14

16

b1

0.406

0.508

e

1.27REF

Millimeter

Vcc

P

1

Positive Power supply

DO

O

2

Output Pin

DOB

O

3

Output Pin

Vss

P

4

Ground