WMSIC Electronic Components

Silergy SY5020AFVP

ModelSY5020AFVP
PackageSSOP-9
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
silergy SY5020AFVP
Type
SILERGY
Minimum package
4000 未知

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SILERGY
Electronic Component
SY5020AFVP
Electronic Component
1
Package
SSOP-9
Electronic Component
AC-DC Controllers and Regulators
Electronic Component
1g
Electronic Component
1
Features
(UVP); (OTP); (SCP); (OVP); (OCP)
Electronic Component
Electronic Component
Electronic Component
BM0265434421
Electronic Component
QR;DCM
Operating Temperature
40℃~+125℃
Operating Voltage
9V~25V
Switching Frequency
25kHz~500kHz
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.

矽力杰SY5020AFVP 非隔离反激式电源管理芯片概述

SY5020AFVP是矽力杰(Silergy)推出的一款非隔离反激式电源管理芯片,集成多重保护机制与灵活工作模式,专为中低功率电源场景设计,具备宽电压适应性、高可靠性与紧凑封装优势,可满足工业级、车载级等严苛环境需求。

一、核心身份与品牌定位

作为矽力杰电源管理产品线的一员,SY5020AFVP定位为中小功率非隔离AC/DC或DC/DC电源控制IC,采用SSOP-9窄体小外形封装,适合对体积、成本与可靠性有均衡要求的电源设计(如适配器、车载辅助电源等)。

二、关键电气性能参数详解

芯片核心参数覆盖电源设计的关键维度,适配多场景需求:

  1. 输入电压范围:9V~25V
    覆盖常见直流输入(如12V车载电源、18V适配器),无需额外升压/降压电路,简化前端设计;
  2. 开关频率范围:25kHz~500kHz
    宽频率可调:高频率(>100kHz)支持小体积电感/变压器,适合紧凑设备;低频率(<50kHz)降低电磁干扰(EMI),满足敏感场景要求;
  3. 耗散功率:0.79W
    低自身功耗设计,减少芯片发热,提升系统整体效率;
  4. 工作结温范围:-40℃~+125℃
    符合工业级温度标准,可在极端环境(如车载低温、户外高温)下稳定工作。

三、多重保护功能保障系统可靠性

芯片集成全链路保护机制,从输入到输出全方位防护,避免故障扩散:

  1. 欠压保护(UVP):输入电压低于阈值时自动关断,防止电源不足导致的输出不稳定;
  2. 过压保护(OVP):输出电压超限时快速关断,避免后端负载过压损坏;
  3. 过流保护(OCP):负载电流过大时限制输出,防止过流发热烧毁;
  4. 短路保护(SCP):输出短路时立即关断,故障排除后自动恢复(或需重启,依实际应用配置);
  5. 过热保护(OTP):结温超阈值时关断,温度下降后自动重启,防止芯片过热失效;
  6. 软启动:开机时逐步提升输出电压,减少浪涌电流,保护后端负载与电源器件。

四、灵活工作模式适配全负载范围

采用反激式拓扑结构,支持两种核心工作模式自动切换,兼顾效率与稳定性:

  1. 准谐振模式(QR):开关管在电感谷底导通,降低开关损耗,适合中载场景(效率提升~5%);
  2. 断续导通模式(DCM):电感电流完全放电后再导通,适合轻载场景,进一步降低待机功耗。

五、封装与环境适应性

  1. 封装优势:SSOP-9封装(引脚间距1.27mm),体积紧凑(约6mm×4mm),适合PCB布局紧张的电源模块(如小型适配器、车载控制器);
  2. 环境适应性:-40℃+125℃结温范围,满足工业级(-40+85℃)、车载级(-40~+125℃)要求,可在湿度变化、振动等恶劣条件下稳定运行。

六、典型应用场景

SY5020AFVP因参数优势,适用于以下场景:

  • 车载电源:适配12V/24V车载输入,宽温设计适合车载高低温环境;
  • 消费电子适配器:如路由器、机顶盒适配器,小体积封装符合便携需求;
  • 工业控制电源:工业设备辅助电源,多重保护保障7×24小时稳定运行;
  • 户外设备电源:监控摄像头、传感器电源,适应户外温度波动。

总结

SY5020AFVP集成度高、保护全面、效率优异,是中低功率非隔离反激电源设计的理想选择,可有效简化电路设计、降低成本,同时提升系统可靠性与环境适应性。

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