Download UTCLD3870 Datasheet PDF
UTCLD3870 page 2
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UTCLD3870 Description

The UTC LD3870 is low dropout voltage regulator designed for cellular phone application.

UTCLD3870 Key Features

  • High Ripple Rejection: 56dB RR(DC<f<60kHz) 66dB typ. (f=100Hz) 60dB typ. (f=1kHz)
  • Output Noise Voltage: Vno=30 V , Cp=0.01 F
  • Output Current: Io(max)=150mA
  • High Precision Output: Vo 2%
  • Low Dropout Voltage: Vl-o=0.12V typ. (Io=60mA,Vo 1.8V)
  • Input Voltage range: +2~+14V(Vo=1.5V Version)
  • ON/OFF Control: Active High
  • Output capacitor with 4.7uF ceramic capacitor
  • Internal Short Circuit Current Limit
  • Internal Thermal Overload Protection