WMSIC Electronic Components

Silergy SQ29012VDC

ModelSQ29012VDC
PackageQFN-19(3x4)
BrandSILERGY
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
silergy SQ29012VDC
Type
SILERGY
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SILERGY
Electronic Component
SQ29012VDC
Electronic Component
1
Package
QFN-19(3x4)
Electronic Component
DC-DC Power Supply IC
Electronic Component
0.111g
Electronic Component
1
Features
Output Voltage Sampling; Built-in LDORegulator;;;; Output
Type
Electronic Component
Synchronous
Electronic Component
Electronic Component
BM0229970774
Operating Temperature
40℃~+125℃
Operating Voltage
2.7V~16V
Switching Frequency
600kHz;1MHz;800kHz
Electronic Component
Electronic Component

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

SQ29012VDC 开关稳压器产品概述

一、产品简介

SQ29012VDC 是硅力杰(silergy)推出的一款降压型同步整流开关稳压器,单路输出、内置开关管,输入电压范围宽(2.7V~16V),可提供最高 12A 连续输出电流。输出电压可调(0.6V~5.5V),支持多种开关频率(600kHz、800kHz、1MHz),工作温度范围 -40℃~+125℃,采用 QFN-19(3×4mm)小封装,适合对电源密度和效率要求较高的应用场合。

二、主要特性

  • 降压拓扑,内置高效同步整流开关,提高转换效率
  • 宽输入电压:2.7V~16V,适应多种电源环境
  • 可调输出:0.6V~5.5V,最大输出电流 12A
  • 可选开关频率:600kHz / 800kHz / 1MHz,利于减小外部电感和滤波电容体积
  • 静态电流 Iq:650μA(轻载场景能耗低)
  • 多重保护与控制:逐波限流、可调限流、打嗝限流、过流保护、输出放电、可调软启动、工作状态指示
  • 内置 LDO 稳压器为内部控制电路供电,简化外部偏置器件
  • 支持轻载高效模式及输出电压差分采样,提高轻载效率与稳压精度

三、封装与热管理

  • 封装:QFN-19(3×4mm),便于高密度 PCB 布局
  • 小封装下实现 12A 输出需重视布局与散热,建议增大底铜、短路径输入输出走线并靠近器件引脚布置输入电容与输出电感,必要时使用覆铜层或散热过孔改善散热性能。

四、典型应用

  • 多核处理器或 SoC 的核心/外围电源
  • 工业控制与通信设备的局部电源
  • 车载辅助电源(符合输入电压范围)
  • 便携式设备和电池供电系统的高效降压模块

五、设计要点与建议

  • 根据开关频率选择合适的电感与电容,1MHz 可显著减小被动元件尺寸但需权衡损耗与 EMI
  • 差分采样输入可提高远端调节精度,适用于输出线上压降较大场合
  • 合理配置软启动与限流参数以兼顾启动冲击与短路保护
  • 输出放电功能可在关断时快速释放负载电容,提升系统上电/关断行为可控性

SQ29012VDC 以高集成度、小尺寸与丰富保护特性,适用于对效率、功率密度与可靠性有较高要求的电源设计。若需参考电路、典型应用板或详细参数表,请告知以便提供进一步资料。

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