WMSIC Electronic Components

JSMSEMI SDH21263TR

ModelSDH21263TR
PackageSOP-8
BrandJSMSEMI
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

19 specifications

Core information

Product name
JSMSEMI SDH21263TR
Type
JSMSEMI
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
JSMSEMI
Electronic Component
SDH21263TR
Electronic Component
1
Package
SOP-8
Electronic Component
(UVP)
Electronic Component
Gate Driver IC
Electronic Component
0.111g
Electronic Component
1
Electronic Component
BM0265592374
Operating Temperature
40℃~+125℃
Operating Voltage
9V~20V
Load Type
MOSFET
Current(IOH)
1.2A
Current(IOL)
1.5A
Driver Channel Count
2

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

SDH21263TR 双路MOSFET驱动芯片产品概述

SDH21263TR是杰盛微(JSMSEMI)推出的一款双路高/低边兼容MOSFET驱动芯片,针对工业控制、汽车电子、开关电源等场景的功率驱动需求优化设计,平衡了高速开关性能、强驱动能力与低功耗特性,同时集成欠压保护(UVP)提升系统可靠性。

一、核心功能定位

该芯片主打双路独立MOSFET驱动,支持高边与低边配置组合(如半桥拓扑中的上桥臂高边、下桥臂低边驱动),单芯片即可替代传统双芯片驱动方案,简化电路设计并节省PCB空间。其设计目标是为功率MOSFET提供稳定、高速的栅极驱动,适配中功率(如几瓦至几十瓦)的开关应用场景。

二、关键电气参数解析

SDH21263TR的核心参数围绕驱动能力、开关速度、功耗、环境适应性四个维度优化,具体如下:

  1. 驱动通道与负载适配:2路独立驱动通道,精准匹配MOSFET栅极特性,避免驱动不足导致的开关损耗;
  2. 驱动电流能力:灌电流(IOL)达1.5A、拉电流(IOH)达1.2A,可快速充放电MOSFET栅极电容,支持大栅极容量的功率MOSFET;
  3. 开关速度:上升时间(tr)50ns、下降时间(tf)40ns,满足高频开关应用(如kHz至MHz级的DC-DC转换);
  4. 工作电压范围:9V~20V宽电压输入,兼容常见电源系统(如12V汽车电源、15V工业电源);
  5. 静态功耗:190uA低静态电流,待机状态下功耗极低,适合对功耗敏感的电池供电设备;
  6. 温度适应性:-40℃~+125℃工业级宽温范围,可稳定工作于极端环境(如户外设备、汽车发动机舱)。

三、核心特性与可靠性设计

SDH21263TR集成多项保护与优化特性,提升系统稳定性:

  1. 欠压保护(UVP):当输入电压低于芯片设定的欠压阈值时,自动关断所有驱动输出,避免MOSFET因栅极电压不足导致的导通不全、功耗骤增甚至损坏;
  2. 低静态电流设计:190uA的静态电流远低于同类产品平均水平,显著降低待机功耗,适合长期待机的设备;
  3. 高速开关优化:短上升/下降时间减少MOSFET的开关损耗,提升电源转换效率或电机驱动精度;
  4. 双路独立驱动:2路通道无串扰,可独立控制高/低边MOSFET,支持半桥、全桥等拓扑结构。

四、典型应用场景

结合参数特性,SDH21263TR主要应用于以下场景:

  1. 开关电源:DC-DC同步整流(如降压转换器)、AC-DC电源的半桥驱动;
  2. 电机驱动:BLDC无刷电机、伺服电机的半桥功率级驱动,或小功率直流电机的正反转控制;
  3. 工业控制:继电器替代方案(固态继电器)、PLC输出模块的功率开关;
  4. 汽车电子:车灯控制(如LED大灯驱动)、小功率执行器(如车窗电机)驱动,适配汽车级温度要求;
  5. 电池管理系统(BMS):电池组的充放电MOSFET开关控制,低静态电流提升电池续航。

五、封装与选型说明

SDH21263TR采用紧凑型工业标准封装(具体封装型号需参考杰盛微官方 datasheet,常见为SOP-8、QFN等小尺寸封装),适配自动化贴装工艺,适合高密度PCB设计。选型时需注意:需确认封装型号与系统PCB布局匹配,同时结合负载MOSFET的栅极容量选择合适的驱动电阻(建议参考芯片 datasheet中的应用指南)。

总结

SDH21263TR作为杰盛微的高性能MOSFET驱动芯片,以双路驱动、强电流能力、高速开关、低功耗与宽温特性为核心优势,集成欠压保护提升可靠性,可广泛应用于工业、汽车、电源等领域,是简化功率驱动电路设计的优选方案。

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