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R1141Q281B-TR Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
R1141Q281B-TRRICOH1205Yes

R1141Q281B-TR** is a voltage regulator IC manufactured by **RICOH**.

The R1141Q281B-TR is a voltage regulator IC manufactured by RICOH. Below are its key specifications, descriptions, and features:

Specifications:

  • Manufacturer: RICOH
  • Series: R1141
  • Output Voltage: 2.8V (Fixed)
  • Output Current: 150mA
  • Input Voltage Range: 2.5V to 6.0V
  • Dropout Voltage: 160mV (Typ.) @ 100mA
  • Quiescent Current: 0.9µA (Typ.)
  • Operating Temperature Range: -40°C to +85°C
  • Package: SOT-23-5 (Miniature Surface-Mount)
  • Protection Features: Overcurrent Protection, Thermal Shutdown

Descriptions:

The R1141Q281B-TR is a low-power CMOS voltage regulator designed for battery-powered applications. It provides a stable 2.8V output with ultra-low quiescent current, making it ideal for portable and IoT devices.

Features:

  • Ultra-Low Quiescent Current (0.9µA Typ.)
  • Low Dropout Voltage (160mV @ 100mA)
  • High Ripple Rejection Ratio (60dB @ 1kHz)
  • Built-in Short-Circuit Protection
  • Thermal Shutdown Protection
  • Miniature SOT-23-5 Package

This regulator is commonly used in wearables, sensors, and battery-operated electronics where power efficiency is critical.

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