HT7039 datasheet, PDF - EEWORLD Datasheet

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HT7039: DescriptionMonitoring chip type: Voltage Detector Voltage threshold: 3.9V Number of monitoring voltage groups: 1 Output structure: CMOS Effective reset level: Active Low Low-power voltage detector, the detection voltage is 3.9V; CategoryAnalog mixed-signal IC MCU control chip; File Size451KB，16 Pages; ManufacturerHoltek; Websitehttp://www.holtek.com/

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HT7039 Overview

Monitoring chip type: Voltage Detector Voltage threshold: 3.9V Number of monitoring voltage groups: 1 Output structure: CMOS Effective reset level: Active Low Low-power voltage detector, the detection voltage is 3.9V

HT7039 Parametric

Parameter Name	Attribute value
Monitoring chip type	Voltage Detector
voltage threshold	3.9V
Number of groups to monitor voltage	1
Output structure	CMOS
Effective reset level	Active Low

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TinyPower

特性

•

½功耗

•

½温度系数

•

高输入电压范围

(

高达

30V)

•

静态电流：3

µA

•

输出电压精度：±3%

•

内建迟滞电路

•

封装类型：TO92,

SOT89, SOT23

和

SOT23-5

HT70xxA-1

电压检测器

概述

HT70xxA-1

系列是一组采用

CMOS

技术实现的三

端½功耗电压检测器。该系列中的电压检测器½

检测固定的电压，范围从

2.2V

到

5.0V。电压检测

器系列由高精度½功耗的标准电压源、比较器、

迟滞电路以及输出驱动器组成。采用

CMOS

技术

制造，因而确保了½功率消耗。

½管主要用½固定电压检测器，½这些

可搭配

外部元件用于指定的阈值电压的检测。

应用领域

•

电池检测器

•

电平选择器

•

电源故障检测器

•

微计算机复½

•

电池存储备½

•

非易失性

RAM

信号存储保护

选型表

型号

HT7022A-1

HT7024A-1

HT7027A-1

HT7033A-1

HT7039A-1

HT7044A-1

HT7050A-1

检测电压

2.2V

2.4V

2.7V

3.3V

3.9V

4.4V

5.0V

迟滞½度

0.110V

0.120V

0.135V

0.165V

0.195V

0.220V

0.250V

±3%

TO92

SOT89

SOT23

SOT23-5

70xxA-1 (

封装为

TO92)

70xxA-1 (

封装为

SOT89)

0xxA (

封装为

SOT23)

0xxA (

封装为

SOT23-5)

精度

封装类型

正印

注：“xx” 代表检测电压。

Rev. 2.10

2014-03-19

HT7039 Related Products

	HT7039	HT7027A-1	HT7050A-1
Description	Monitoring chip type: Voltage Detector Voltage threshold: 3.9V Number of monitoring voltage groups: 1 Output structure: CMOS Effective reset level: Active Low Low-power voltage detector, the detection voltage is 3.9V	Monitoring chip type: Voltage Detector Voltage threshold: 2.7V Number of monitoring voltage groups: 1 Output structure: CMOS Effective reset level: Active Low Low-power voltage detector, the detection voltage is 2.7V	Monitoring chip type: Voltage Detector Voltage threshold: 5V Number of monitoring voltage groups: 1 Output structure: CMOS Effective reset level: Active Low Low-power voltage detector, the detection voltage is 5.0V
Monitoring chip type	Voltage Detector	Voltage Detector	-
voltage threshold	3.9V	2.7V	-
Number of groups to monitor voltage	1	1	-
Output structure	CMOS	CMOS	-
Effective reset level	Active Low	Active Low	-

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