WMSIC Electronic Components

Silergy SY6970QCC

ModelSY6970QCC
PackageQFN4x4-24
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 Electronic Component

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
silergy SY6970QCC
Type
SILERGY
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SILERGY
Electronic Component
SY6970QCC
Electronic Component
1
Package
QFN4x4-24
Electronic Component
Battery Management
Electronic Component
0.11g
Electronic Component
1
Features
Programmable Current
Electronic Component
BM0263445185
Operating Temperature
40℃~+85℃
Operating Voltage
3.9V~14V
Interface Type
I2C
Battery Type
Battery
Battery
1
ICType
IC

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

SY6970QCC 产品概述

一、产品简介

SY6970QCC 是矽力杰(silergy)面向便携式电子设备和单节锂离子电池管理的高集成度充放电管理器件。器件适用于单节锂电池系统,提供可靠的充电终止控制与放电截止保护,适配从车载到工业级供电场景的宽输入电压。典型应用包括便携式电源、智能传感器、消费类电子与物联网终端等。

二、主要特点

  • 工作电压范围宽:输入工作电压支持 3.9V ~ 14V,适配多种供电来源(USB、适配器、车载点烟器等)。
  • 精准充电终止:充电饱和电压为 4.208V,适合对单节锂离子电池的精确饱和控制,延长电池寿命。
  • 放电保护:放电截止电压为 3.0V,有效防止过放导致的容量衰减或安全隐患。
  • 宽工作温度:工作温度范围 -40℃ ~ +85℃,满足工业级和户外环境要求。
  • 封装紧凑:QFN 4x4-24 封装,利于高密度 PCB 布局和散热设计。

三、电气与性能要点

SY6970QCC 在设计上兼顾了精度与低功耗。除了上述电压阈值外,器件通常具有低静态电流、充放电状态检测与软启动功能(具体参数请参见原厂 Datasheet)。在系统设计中,应确保输入电源在 3.9V 至 14V 范围内稳定,并为充放电路径配置合适的限流与滤波元件以保障稳定性。

四、保护与可靠性设计

为提升系统可靠性,SY6970QCC 支持多重保护机制(常见保护项包括过压、欠压、过流、短路与温度保护)。器件的热特性与封装热阻使其在高负载场景下依然能够维持安全工作。建议在实际应用中配合合适的热散设计、外部限流(如限流电阻或恒流源)与熔断/保险元件。

五、封装与布局建议

QFN4x4-24 封装体积小、热性能好。PCB 布局建议:

  • 在器件下方保留充足的焊盘与过孔以改善散热;
  • 电池端与输入端的电流回路尽量缩短,使用宽铜线或加厚 PCB 层;
  • 将去耦电容与感测电阻靠近引脚放置,降低寄生阻抗与噪声干扰;
  • 若有温度监测功能,热敏元件应靠近电池或敏感部位布置。

六、典型应用与选型建议

SY6970QCC 适合需要高可靠性与宽输入适配性的单节锂电解决方案,如便携式充电宝、车载电源、工业传感器供电与智能家居终端。在选型时,请结合电池容量、最大充放电电流与热预算确定外围器件(如限流电阻、输入滤波、电容与必要的外置 MOSFET/电流检测元件)。最终设计请参考矽力杰官方资料与参考电路,按应用场景进行 EMC 与热测试验证。

备注:本文为基于器件关键参数的概述性说明,所有具体电气特性、引脚定义与典型应用电路请以矽力杰官方 Datasheet 与应用手册为准。

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