HM233 datasheet(1/6 Pages) HMSEMI

Part #	HM233

Description	single-button touch and proximity sensor switch

PDF	6 Pages

Scroll/Zoom	100%

Manufacturer	HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]

Direct Link	http://www.hmsemi.com/

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1 / 6 page

一、概述

HM233 是一款单按键触摸及接近感应开关，其用途是替代传统的机械型开关。该 IC 采用 CMOS 工艺制造，结构简

单，性能稳定。该 IC 通过引脚可配置成多种模式，可广泛应用于灯光控制、玩具、家用电器等产品。

二、特点

◆ 工作电压：2.0V～5.5V

◆ 外部配置引脚设置为多种模式

◆ 高可靠性，芯片内置去抖动电路，可有效防止外部噪声干扰而导致的误动作

◆ 始终进行自校准，当没有检测到触摸时，自校准周期约 4S

◆ 可用于玻璃、陶瓷、塑料等介质表面

三、封装示意图

图 1 封装示意图

SOT23-6L

HM233 使能最大开启时间功能（最大按键开启时间为75秒）

HM233

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