Datasheet > AK8788

AK8788

更新时间： 2024-01-04 03:12:19

品牌	Logo	应用领域
AKM		/
页数	文件大小	规格书
5页	146K
描述
AK8788 is ultra-small Hall effect IC of a single silicon chip composed of Hall element and a signal processing IC

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技术参数
数据手册

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AK8788 技术参数

生命周期：	Contact Manufacturer	Reach Compliance Code：	unknown
风险等级：	5.76	主体宽度：	1.1 mm
主体高度：	0.37 mm	主体长度或直径：	1.4 mm
滞后：	1.7 mT	最大磁场范围：	4.4 mT
最小磁场范围：	-4.1 mT	安装特点：	SURFACE MOUNT
最大工作电流：	0.015 mA	最高工作温度：	85 °C
最低工作温度：	-30 °C	最大输出电流：	0.5 mA
输出范围：	0.40-1.45V	输出类型：	DIGITAL VOLTAGE
封装形状/形式：	RECTANGULAR	传感器/换能器类型：	MAGNETIC FIELD SENSOR,HALL EFFECT
最大供电电压：	5.5 V	最小供电电压：	1.6 V
表面贴装：	YES	端接类型：	SOLDER
Base Number Matches：	1

AK8788 数据手册

Monolithic Hall Effect ICsꢀAK-series

Shipped in packet-tape reel(5000pcs/Reel)

AK8788 is ultra-small Hall effect IC of a single silicon chip composed of Hall element and a signal processing IC.

AK8788

Omnipolar Hall

Supply Voltage

Hall Element

Pulse

Excitation

High Sensitivity

Bop：3mT

Output

CMOS

SON

Effect Switch

1.6～5.5Ｖ

●Features

・High sensitive omnipoler operation

・Micropower operation

ꢀTyp.4.5μA (average : VDD=1.85V)

・Ultra small SON package : 1.1×1.4×t0.37mm

ꢀHalogen free

●Operational Characteristics

Vout

VOH

S or N

Package top

BhN

BhS

Package bottom

VOL

N or S

BopN BrpN

BrpS BopS

Magnetic flux density

●Functional Block Diagram

1：VDD

Item

OSC

Function

Generates operating clock

Switch

Timing logic Generates timing signal requires for Chopper SW, AMP

and COMP

4：OUT

2：VSS

Hall Element Hall element fabricated by CMOS process

Chopper SW Performs chopping in order to cancel the offset voltage

ꢀ

of Hall sensor

OSC

Timing Logic

Hall

Element SW

Chopper

Schmitt

Trigger

Output

Stage

AMP

Reduce offset voltage and amplifies Hall output voltage

AMP

Schmitt Trigger Hysteresis comparator

Latch

Output Stage CMOS output, During the power down mode, output

is latched in its previous state

12 3 4 5

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