WMSIC Electronic Components

GATEMODE GM8023B

ModelGM8023B
PackageSOT-23-6
BrandGATEMODE
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

17 specifications

Core information

Product name
GATEMODE GM8023B
Type
GATEMODE
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
GATEMODE
Electronic Component
GM8023B
Electronic Component
1
Package
SOT-23-6
Electronic Component
Relay / Coil Driver IC
Electronic Component
0.042g
Electronic Component
1
Electronic Component
BM0264071188
Resistor
12Ω
Operating Temperature
40℃~+85℃
Operating Voltage
5V~42V
Electronic Component
Electronic Component
Electronic Component
3000

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

GM8023B 继电器/线圈驱动芯片产品概述

GM8023B 是捷茂微(GATEMODE)推出的一款 SOT-23-6 封装的继电器与电磁线圈驱动器,面向工业控制、汽车及通用电源系统中的低到中功率继电器和电磁阀驱动应用。器件工作电压范围宽(5V~42V),工作温度覆盖-40℃~+85℃,适用于恶劣环境与宽电压轨场景。典型导通电阻为 12Ω,结合小封装设计,可实现简单、成本敏感的线圈驱动方案。

一、主要特性(概要)

  • 工作电压:5V ~ 42V,适配从典型 12V/24V 到更高电源轨的应用场景。
  • 导通电阻:典型 12Ω(器件内部功率开关的导通阻抗指标)。
  • 工作温度:-40℃ ~ +85℃,工业级温度范围。
  • 封装:SOT-23-6,体积小、利于表贴生产与空间受限设计。
  • 用途:继电器驱动、直流电磁阀/电磁铁驱动、一般线圈负载开关。
  • 品牌:GATEMODE(捷茂微),型号 GM8023B。

二、功能与应用场景

GM8023B 作为线圈驱动器,旨在直接驱动继电器线圈或类似电感性负载。常见应用包括:

  • 汽车车灯/座椅/窗控等继电器驱动(非绝对关键安全回路,应参考具体认证)。
  • 工业控制柜、PLC 外围继电器驱动。
  • 家电与安防设备中的电磁阀或执行器驱动。
  • 通信与电源管理模块中用于控制继电器或电磁执行器的单片驱动解决方案。

三、典型电气与保护设计建议

尽管器件内部集成了用于简化应用的电路结构,针对驱动电感性负载的特点,设计时仍建议采取下列保护与配套措施以确保可靠性:

  • 反向峰值保护:若芯片不包含内部续流二极管(请参照官方数据手册),必须在输出端并联外部续流二极管或采用RC/DV 抑制器以吸收线圈反向电压尖峰。
  • 浪涌与瞬态抑制:在 42V 的应用上,建议在电源线上添加 TVS 或瞬态抑制器,防止启动或断开瞬态对芯片造成损害。
  • 旁路与去耦:VCC 端靠近芯片布局 0.1µF 及 1µF 的陶瓷去耦电容,降低寄生振荡与电压回弹。
  • 热与过流管理:虽然 SOT-23-6 封装便于使用,但要留意连续大电流产生的发热。必要时在 PCB 采取散热铜箔,或限制占空比/驱动时间。
  • 输入保护:建议在输入控制端增加限流电阻或 RC 滤波,防止误触发与高频干扰。

四、引脚与封装(说明性)

GM8023B 采用 SOT-23-6 小型封装,典型需要的功能引脚包括电源(VCC)、地(GND)、驱动输出(OUT/DRV)、输入使能/逻辑(IN/EN)及备用/检测脚(如感测/反馈或未连接脚)。由于不同封装版本或 PCB 布局可能存在引脚差异,最终引脚排列与功能请以官方数据手册为准。

五、应用电路示例(建议做法)

  • 基本单线圈驱动:VCC 接 5–42V、输入端接 MCU 输出(通过限流或电平匹配电路),输出端接线圈另一端,线圈另一端回到 VCC(或地,视所选驱动拓扑而定),并在输出与 VCC/地之间加上续流二极管或能量吸收器。
  • 多线圈系统:为每个驱动器并行去耦电容,避免同一电源轨瞬态引发误动作;对电源进行分段熔断或保险保护。

六、采购与替代信息

订购信息:型号 GM8023B,品牌 GATEMODE(捷茂微),封装 SOT-23-6。
替代选择:在选型时可参考其他供应商的线圈/继电器驱动器,但需核对工作电压范围、导通电阻、可驱动电流与保护特性。最终设计以器件数据手册为准,必要时进行样机验证。

总结:GM8023B 为一款面向继电器与线圈驱动的紧凑型解决方案,具有宽工作电压与工业级温度规格,适合空间受限且需直接驱动电感性负载的场合。设计时应结合实际线圈功率与系统瞬态特性,配合适当的外部保护元件与 PCB 布局,以实现可靠长期运行。若需精确的引脚定义、电气参数曲线与典型应用电路,请参考捷茂微官方数据手册。

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