WMSIC Electronic Components

RICHTEK RTQ2510N-QTB RTQ2510N

ModelRTQ2510N-QTB
PackageVDFN-8L(3x3)
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 RTQ2510N-QTB
Type
VDFN-8L(3X3)
Minimum package
1500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RICHTEK
Electronic Component
RTQ2510N-QTB
Electronic Component
1
Package
VDFN-8L(3x3)
Electronic Component
Linear Regulator(LDO)
Electronic Component
1g
Electronic Component
1
Features
Terminal Block
Electronic Component
BM0258853714
Operating Temperature
40℃~+125℃
Operating Voltage
6V
Output
Electronic Component
Output Voltage
800mV~5.5V
Output Current
1A
Output Type
Electronic Component

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

RTQ2510N-QTB 产品概述

RTQ2510N-QTB 是 RICHTEK(台湾立锜)推出的一款高性能可调式线性稳压器,针对空间受限且对噪声、功耗与保护功能有较高要求的系统设计而优化。器件封装为 VDFN-8L (3×3),在保证散热与可靠性的同时实现小尺寸布局,适合便携与工业级应用场景。

一、主要电气参数与性能亮点

  • 输出类型:可调(通过外部分压器设定输出电压)
  • 工作电压(器件供电):6V(典型工作工况)
  • 输出电压范围:0.8V ~ 5.5V(覆盖多数数字与模拟电源轨)
  • 最大输出电流:1A,适合为中等功率负载供电
  • 电源纹波抑制比(PSRR):63 dB @ 1 kHz,有效抑制电源线与开关噪声
  • 静态电流(Iq):190 µA,在待机或轻载时降低系统静态功耗
  • 输出极性:正极输出
  • 包装:VDFN-8L(3×3),利于高密度 PCB 布局

二、关键功能与保护机制

  • 过流保护:实时限制输出电流,防止短路或过载造成器件与负载损坏
  • 热关断(Thermal Shutdown):当器件结温超过安全阈值时自动关闭输出,待温度恢复后自动重启,提高系统可靠性
  • 使能控制(EN):外部使能脚可实现电源开关控制与电源序列管理,支持系统级省电与上电顺序的需求

三、设计优势与应用场景

  1. 噪声敏感系统:63 dB @ 1 kHz 的高 PSRR 能有效衰减来自上游电源或开关供电的低频干扰,适合射频前端、ADC、基带芯片及其他对电源噪声敏感的子系统。
  2. 低静态功耗:190 µA 的静态电流有利于延长电池供电设备待机时间,适合便携式设备、手持终端、传感器节点等。
  3. 可调输出与宽电压覆盖:0.8V~5.5V 的输出范围可为各种数字核心、电源轨与模拟电路提供灵活的电压选择,减少器件种类。
  4. 保护齐全,提高系统可靠性:过流与热关断功能配合使能控制,便于在异常工况下保护系统并实施电源管理策略。
  5. 小型封装:VDFN-8L(3×3) 有利于节省 PCB 面积并保持良好热性能,适合空间受限的设计。

四、典型设计与布局注意事项

  • 输入/输出电容:建议将低等效串联电阻(ESR)的陶瓷电容紧靠输入与输出引脚放置,以保证稳态与瞬态性能;输出电容大小与类型应参考系统负载瞬态要求与器件稳定性说明。
  • 散热与布局:尽管封装小巧,但在高输出电流或高功率耗散情况下需在 PCB 上提供良好散热路径(例如大面积铜箔或热过孔),以降低结温并避免触发热关断。
  • 使能与控制:使能(EN)脚可用于系统电源管理,建议加上适当的上拉/下拉或滤波以避免上电抖动造成误触发。
  • 可调电压设定:通过一个简单的外部分压网络(上拉电阻与下拉电阻)调整输出;建议选择低漂移高稳定性的电阻以保持输出精度。

五、工作环境与可靠性

  • 工作温度范围:-40 ℃ ~ +125 ℃,满足工业级温度要求,可在苛刻环境下长期工作。
  • 多重保护机制与低静态消耗结合,利于提高整机可靠性并延长电池寿命。

六、典型应用领域

  • 便携式消费电子(显示、MCU 电源)
  • 通信与网络设备(低噪声电源轨)
  • 工业控制与仪表(工业温度范围适配)
  • 传感器节点与物联网终端(低静态功耗,电源管理)
  • 模拟前端与混合信号系统(高 PSRR 要求)

总结:RTQ2510N-QTB 是一款集低噪声、高 PSRR、低静态功耗与多重保护于一身的可调线性稳压器,适合对电源质量与可靠性有严格要求的中小功率应用。其小型封装与宽温度范围进一步扩展了在便携及工业场景中的适用性。设计时应注意输入/输出电容选择与 PCB 散热布局,以充分发挥其性能。

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