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AH3782-SA-7

产品描述Board Mount Hall Effect / Magnetic Sensors HV Hall Effect Latch Pull-up 32Vdd -0.3V
产品类别传感器   
文件大小487KB,共14页
制造商Diodes
官网地址http://www.diodes.com/
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AH3782-SA-7概述

Board Mount Hall Effect / Magnetic Sensors HV Hall Effect Latch Pull-up 32Vdd -0.3V

AH3782-SA-7规格参数

参数名称属性值
Product AttributeAttribute Value
制造商
Manufacturer
Diodes
产品种类
Product Category
Board Mount Hall Effect / Magnetic Sensors
RoHSDetails
类型
Type
Hall Effect Latch
工作电源电流
Operating Supply Current
3.8 mA
Maximum Output Current60 mA
Operating Point Min/Max20 G to 60 G
Release Point Min/Max (Brp)- 60 G to - 20 G
最大工作温度
Maximum Operating Temperature
+ 125 C
安装风格
Mounting Style
SMD/SMT
工作电源电压
Operating Supply Voltage
28 V
封装 / 箱体
Package / Case
SOT23-3
系列
Packaging
Cut Tape
系列
Packaging
MouseReel
系列
Packaging
Reel
输出类型
Output Type
Pull Up
Output Voltage200 mV
产品
Product
Hall Effect Latches
端接类型
Termination Style
SMD/SMT
最小工作温度
Minimum Operating Temperature
- 40 C
Pd-功率耗散
Pd - Power Dissipation
230 mW
工厂包装数量
Factory Pack Quantity
3000
电源电压-最大
Supply Voltage - Max
28 V
电源电压-最小
Supply Voltage - Min
3 V

文档预览

下载PDF文档
AH3782
HIGH-VOLTAGE, HIGH-SENSITIVITY HALL EFFECT LATCH
WITH INTERNAL PULL-UP RESISTOR
Description
PRELIMINARY - CONFIDENTIAL
The AH3782 is a high-voltage, high-sensitivity Hall Effect latch IC
with internal pull-up resistor designed for commutation of brushless
DC motors, flow meters, linear encoders and position sensors in
industrial and consumer home appliances and personal care
applications. To support a wide range of demanding applications, the
design has been optimized to operate over the supply range of 3.0V
to 28V. With chopper stabilized architecture and an internal bandgap
regulator to provide temperature compensated supply for internal
circuits, the AH3782 provides a reliable solution over the whole
operating range. For robustness and protection, the device has a
Zener clamp on the supply. The output has an overcurrent limit and a
Zener clamp.
The internally pulled-up output can be switched on with South pole of
sufficient strength and switched off with North pole of sufficient
strength. When the magnetic flux density (B) perpendicular to the part
marking surface is larger than the operate point (B
OP
) the output is
switched on (pulled low). The output is held latched until magnetic flux
density reverses and becomes lower than the release point (B
RP
).
The magnetic operating and release polarity is opposite for SOT23
and SC59 packages. SOT23 and SIP-3 packages will require South
pole to the part marking side to operate while SC59 will require North
pole to the part marking side.
Pin Assignments
(Top View)
3 OUTPUT
GND 2
1 V
DD
SC59 and SOT23
(Top View)
3. OUTPUT
2. GND
1. V
DD
SIP-3
Features
Bipolar Latch Operation (South Pole: On, North Pole: off)
3.0V
to 28V Operating
Voltage Range
High Sensitivity: B
OP
and B
RP
of +40G and -40G Typical
Internally Pull-up Resistor on the Output Pin
Output Overcurrent Limit
Chopper Stabilized Design Provides
-
Superior Temperature Stability
-
Minimal Switch Point Drift
-
Enhanced Immunity to Stress
Good RF Noise Immunity
Zener Clamp on Supply and Output Pins
-40°C to +125°C Operating Temperature
ESD (HBM): 6kV
Industry Standard SC59, SOT23 and SIP-3 Packages
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Applications
Brushless DC Motor Commutation
Revolution Per Minute (RPM) Measurement
Flow Meters
Angular and Linear Encoder and Position Sensors
Contact-less Commutation, Speed Measurement and Angular
Position Sensing/Indexing in Consumer Home Appliances, Office
Equipments and Industrial Applications
Notes:
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
AH3782
Document number: DS38083 Rev. 1 - 2
1 of 14
www.diodes.com
September 2015
© Diodes Incorporated

AH3782-SA-7相似产品对比

AH3782-SA-7 AH3782-P-B
描述 Board Mount Hall Effect / Magnetic Sensors HV Hall Effect Latch Pull-up 32Vdd -0.3V Board Mount Hall Effect / Magnetic Sensors HV Hall Effect Latch Pull-up 32Vdd -0.3V
Product Attribute Attribute Value Attribute Value
制造商
Manufacturer
Diodes Diodes
产品种类
Product Category
Board Mount Hall Effect / Magnetic Sensors Board Mount Hall Effect / Magnetic Sensors
RoHS Details Details
类型
Type
Hall Effect Latch Hall Effect Latch
工作电源电流
Operating Supply Current
3.8 mA 3.8 mA
Maximum Output Current 60 mA 60 mA
Operating Point Min/Max 20 G to 60 G 20 G to 60 G
Release Point Min/Max (Brp) - 60 G to - 20 G - 60 G to - 20 G
最大工作温度
Maximum Operating Temperature
+ 125 C + 125 C
安装风格
Mounting Style
SMD/SMT Through Hole
工作电源电压
Operating Supply Voltage
28 V 28 V
封装 / 箱体
Package / Case
SOT23-3 SIP-3
输出类型
Output Type
Pull Up Pull Up
Output Voltage 200 mV 200 mV
产品
Product
Hall Effect Latches Hall Effect Latches
端接类型
Termination Style
SMD/SMT Through Hole
最小工作温度
Minimum Operating Temperature
- 40 C - 40 C
Pd-功率耗散
Pd - Power Dissipation
230 mW 550 mW
工厂包装数量
Factory Pack Quantity
3000 1000
电源电压-最大
Supply Voltage - Max
28 V 28 V
电源电压-最小
Supply Voltage - Min
3 V 3 V
系列
Packaging
Reel Bulk
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