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RT8060A

1A, 1.5MHz 同步降压型 DC/DC 转换器

RT8060A
New

RT8060A为电流模式，高效率的PWM同步降压型 DC/DC 转换器。输入范围2.7V 至5.5V时，输出电流可达1A，其电流模式的操作提供快速的瞬时响应与简易的回路稳定架构。由于操作在频率1.5MHz，可允许由较小电感元件以达到应用手持装置的封装设计要求。RT8060A采用SOT-23-5的封装规格。

应用

  • Storage Device : HDD/ODD
  • Wireless and DSL Modems

主要规格

RT8060A
Status Active
Vin (min) (V) 2.7
Vin (max) (V) 5.5
Number of Outputs 1
Vout (min) (V) 0.6
Output Adj. Method Resistor
Iout (max) (A) 1
Current Limit (typ) (A) 1.5
Freq (typ) (kHz) 1500
Ext Sync No
Ron_HS (typ) (mOhm) 250
Ron_LS (typ) (mOhm) 200
Iq (typ) (mA) 0.078
Features 100% Duty Cycle;Current Mode Control;Force PWM;Internal Compensation;OCP;OTP;Power Good;Stable with Ceramic Capacitor
Package Type SOT-25

关键特性

  • 2.7V 至 5.5V 的输入电压范围

  • 可调式输出电压

  • 1A输出电流

  • 效率达95%

  • 1.5MHz 恒定频率PWM操作

  • 电源良好信号指示

  • 过电流保护

  • 内建缓启动功能

  • 2 x 1A输出电流

  • 不需外加萧特基二极管

  • 内建的补偿机制

  • 符合RoHS规范与无卤特性

Datasheet

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