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     The SD7B32 is a positive voltage regulators manufactured by CMOS technologies with ultra low power consumption and low dropout voltage, which provide large output currents even when the difference of the input-output voltage is small.The SD7B32 can deliver 500mA output current and allow an input voltage as high as 8V. The SD7B32 is very suitable for the battery-powered equipment, such as RF applications and other systems requiring a quiet voltage source.

Main feature
  • Ultra-Low IQ: 0.8µA 

  • Wide Input Voltage Range: 1.8V to 8V

  • Up to 500mA Output Current

  • Low Dropout Voltage: 110mV@100mA(VOUT=3.3V)

  • Output voltage: 3.3 V

  • High Accuracy:±2%/±1%(Typ.)

  • High Power Supply Rejection Ratio:45 dB@1kHz

  • Low Output Noise: 250 µVRMS (10Hz~100kHz)

  • Excellent Line and Load Transient Response

  • Built-in Current Limiter, Short-Circuit Protection


Ordering Information
Product Name Package form Marking Hazardous Substance Control Packing Type Remarks
SD7B32KR-3.3 SOT-89-3L 7B32-33 Halogen free Tube
Block Diagram

SD7B32(英文).png

Documents
title Types of Size (KB) date Download the latest English version
SD7B32 0 2026-01-14 SD7B32 Brief Datasheet
Packages