WMSIC Electronic Components

RENESAS ISL80101IRAJZ-TK ISL80101IRAJZ

ModelISL80101IRAJZ-TK
PackageDFN-10(3x3)
BrandRENESAS
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
RENESAS ISL80101IRAJZ-TK
Type
RENESAS
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
212mV@(1A)
Electronic Component
RENESAS
Electronic Component
53uVrms
Electronic Component
ISL80101IRAJZ-TK
Electronic Component
1
Package
DFN-10(3x3)
Electronic Component
Linear Regulator(LDO)
Electronic Component
1.6g
Electronic Component
1
Electronic Component
BM0264865103
Operating Temperature
40℃~+125℃@(Tj)
Operating Voltage
6V
Output
Electronic Component
Output Voltage
800mV~5V
Output Current
1A

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

ISL80101IRAJZ-TK 线性稳压器产品概述

ISL80101IRAJZ-TK是瑞萨电子(RENESAS)推出的单通道可调输出线性稳压器,专为空间紧凑、性能要求严苛的电子系统设计。该器件整合宽温适应、低噪声输出、多重保护机制等特性,可满足便携设备、工业控制、通信等多领域的电源转换需求。

一、核心身份与定位

作为一款PMIC(电源管理集成电路)线性稳压器,ISL80101IRAJZ-TK的核心定位是高效可靠的低压差电源转换单元,针对1A以内的中低功率负载设计,尤其适配对输出噪声、纹波抑制要求较高的场景。其小尺寸DFN-10(3×3mm)封装,进一步贴合便携电子、小型模块的空间限制。

二、关键电气参数解析

1. 输出特性

  • 可调输出范围:800mV~5V,覆盖MCU、传感器、射频芯片等常见低压系统的供电需求;
  • 最大输出电流:1A,满足多数中低功率负载的带载要求;
  • 输出极性:正极输出,电路结构简单,应用兼容性强。

2. 纹波与噪声控制

  • 电源纹波抑制比(PSRR):58dB@1kHz、65dB@120Hz,对输入电源的高频/低频纹波抑制能力优异,可减少电源噪声对敏感电路的干扰;
  • 输出噪声:53uVrms(典型值),属于低噪声线性稳压器范畴,适合音频、射频前端等对噪声敏感的子系统。

3. 压差与工作电压

  • 压差:212mV@1A(典型值),即输出5V时输入仅需≥5.212V即可正常工作,适配用户给定的6V输入系统,无需额外升压;
  • 工作电压范围:输入需满足“输出电压+压差”,最大输入电压可支持6V及以上(匹配应用场景)。

4. 温度适应性

  • 工作结温范围:-40℃~+125℃,符合工业级宽温要求,可在户外、车载、工业现场等极端环境稳定运行。

三、核心功能特性

1. 多重保护机制

  • 过流保护(OCP):输出电流超阈值时自动限流,避免负载短路损坏器件;
  • 过热保护(OTP):结温过高时关断输出,防止器件过热烧毁;
  • 使能控制:具备使能引脚,可通过外部电平控制输出开启/关闭,实现系统低功耗管理(如休眠模式关断非必要电源)。

2. 封装与尺寸

采用DFN-10(3×3mm)封装,薄型引脚设计,占用PCB面积小,散热效率优于传统封装,适合高密度电路布局。

四、典型应用场景

ISL80101IRAJZ-TK的特性使其适配以下场景:

  1. 便携电子设备:智能手机、平板电脑、可穿戴设备(小尺寸、低噪声、宽温);
  2. 工业控制模块:传感器节点、PLC子电路、工业仪表(宽温、抗干扰、保护机制);
  3. 通信设备:射频前端、基带处理电路、小型基站(低噪声、纹波抑制);
  4. 车载辅助系统:车载显示屏、传感器模块(宽温、过流/过热保护)。

五、应用设计注意事项

  1. 输入电压配置:确保输入电压≥输出电压+212mV(1A负载时),避免压差不足导致输出跌落;
  2. 使能引脚处理:使能引脚需接合适电平(如高电平使能),悬空易误触发,建议加下拉电阻;
  3. 散热设计:1A负载时功耗为(输入-输出)×1A,若输入6V、输出5V,功耗达1W,需在PCB设计铜箔散热;
  4. 输出电容选择:并联1~10μF陶瓷电容,稳定输出电压,抑制高频噪声。

总结

ISL80101IRAJZ-TK凭借瑞萨的可靠性设计,整合宽温适应、低噪声输出、多重保护、小尺寸封装等核心优势,是中低功率、高性能电源系统的理想选择。其可调输出特性进一步提升应用灵活性,可覆盖多领域的电源转换需求。

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