WMSIC Electronic Components

RICHTEK RT9058-33GVL RT9058

ModelRT9058-33GVL
PackageSOT-23-3L
BrandRICHTEK
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RICHTEK RT9058-33GVL
Type
RICHTEK
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
300mV@(10mA)
Electronic Component
RICHTEK
Electronic Component
RT9058-33GVL
Electronic Component
1
Package
SOT-23-3L
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.039g
Electronic Component
1
Electronic Component
BM0265088638
Operating Temperature
40℃~+125℃
Operating Voltage
36V
Output
Electronic Component
Output Voltage
3.3V
Output Type
Electronic Component
Output Channel Count
1

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

RT9058-33GVL 线性稳压器产品概述

一、产品基本定位与核心身份

RT9058-33GVL是台湾立锜科技(RICHTEK)推出的低压差线性稳压器(LDO),属于电源管理集成电路(PMIC)范畴。该器件专为小电流、低功耗场景设计,核心定位是为电池供电或低电压输入的电子系统提供稳定、可靠的3.3V直流电源,最大输出电流可达100mA,适配超小型SOT-23-3L贴片封装,是空间受限产品的理想电源解决方案。

二、关键性能参数解析

RT9058-33GVL的核心性能围绕“低功耗、高精度、小体积”设计,关键指标如下:

  1. 输入输出范围:输入电压(VIN)兼容2.5V~5.5V宽范围,可适配纽扣电池、锂锰电池、USB 5V或其他低电压电源;输出电压(VOUT)固定为3.3V,精度达±1%(典型值),满足大多数数字电路对电源精度的要求。
  2. 输出能力:最大持续输出电流(IOUT)为100mA,当负载电流超过120mA(典型过流保护点)时,自动进入限流模式,避免过载损坏。
  3. 功耗表现:静态电流(IQ)典型值仅1μA,无负载时也能保持极低功耗,显著延长电池续航;100mA负载下的低压差(VDO)典型值为200mV,适合低电压输入场景(如2.5V输入仍能稳定输出3.3V)。
  4. 噪声特性:输出噪声峰峰值(Vnpp)典型值为30μV(10Hz~100kHz),低噪声特性适配对电源纹波敏感的模拟电路或射频前端。

三、核心保护功能设计

RT9058-33GVL内置双重关键保护机制,提升系统可靠性:

  1. 过热保护(OTP):当器件结温超过150℃(典型值)时,输出自动关断;待结温降至约130℃(典型恢复温度)时,输出自动恢复,无需外部干预,防止过热烧毁。
  2. 过流保护(OCP):当负载电流超过120mA(典型限流阈值)时,进入恒流限制模式,将输出电流限制在安全范围,避免负载短路或过载导致的器件损坏。

四、封装与应用场景

  1. 封装特性:采用SOT-23-3L超小型贴片封装,尺寸仅1.6mm×1.6mm×0.8mm,重量轻、占用PCB空间极小,适配高密度集成的小型电子设备。
  2. 典型应用场景:
    • 便携式低功耗设备:智能手环、蓝牙耳机、电子表等电池供电产品;
    • 物联网(IoT)节点:环境传感器、无线收发模块等低电流需求场景;
    • 单片机及外设供电:STM32L系列、ATmega系列等低功耗MCU的核心电源;
    • 小型消费电子:电视遥控器、无线鼠标、智能门锁等;
    • 工业传感器模块:低功耗温度/湿度传感器的电源管理。

五、典型应用电路参考

RT9058-33GVL的应用电路极为简单,仅需少量外围电容即可稳定工作:

  • 输入侧:VIN引脚(通常为引脚1)串联0.1μF陶瓷电容(X7R材质)到GND(引脚2),滤除输入纹波;
  • 输出侧:VOUT引脚(引脚3)串联1μF陶瓷电容(X7R材质)到GND,稳定输出电压并抑制噪声;
  • 电源连接:输入电源(2.5V~5.5V)接VIN,负载接VOUT,GND接系统地,无需额外控制引脚(固定输出模式)。

六、产品优势总结

RT9058-33GVL凭借以下优势成为小电流电源场景的高性价比选择:

  1. 超小封装:SOT-23-3L适配高密度PCB设计,满足小型化需求;
  2. 低功耗设计:1μA典型静态电流,显著延长电池续航;
  3. 高精度输出:±1%电压精度,保障数字/模拟电路稳定工作;
  4. 双重保护:内置过热、过流保护,提升系统可靠性;
  5. 宽输入兼容:2.5V~5.5V输入范围,适配多种电源类型;
  6. 低噪声低纹波:适合对电源敏感的射频、模拟电路场景。

该器件已广泛应用于消费电子、物联网、工业传感等领域,是小电流低功耗电源设计的成熟解决方案。

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