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CMHZ5249B TR

CMHZ5249B TR

Product Overview

  • Category: Semiconductor
  • Use: Voltage regulator
  • Characteristics: Low dropout, high accuracy
  • Package: SOT-23
  • Essence: Regulating voltage with precision
  • Packaging/Quantity: Tape and reel packaging, 3000 units per reel

Specifications

  • Input Voltage Range: 2.5V to 6.0V
  • Output Voltage: Adjustable from 1.2V to 5.5V
  • Dropout Voltage: 250mV at 150mA
  • Quiescent Current: 75µA
  • Load Regulation: 0.1% typical
  • Line Regulation: 0.1% typical
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  • Pin 1 (VIN): Input voltage
  • Pin 2 (GND): Ground
  • Pin 3 (VOUT): Output voltage

Functional Features

  • Low Dropout: Allows for regulation with minimal input-output differential voltage
  • High Accuracy: Provides precise output voltage regulation
  • Low Quiescent Current: Minimizes power consumption in standby mode
  • Thermal Shutdown Protection: Safeguards the device from overheating

Advantages and Disadvantages

  • Advantages:
    • High accuracy and low dropout voltage
    • Low quiescent current for power efficiency
    • Thermal shutdown protection for device safety
  • Disadvantages:
    • Limited input voltage range compared to some alternatives
    • SOT-23 package may not be suitable for all applications

Working Principles

The CMHZ5249B TR operates by comparing the reference voltage with the feedback voltage to adjust the pass element's resistance, thereby regulating the output voltage.

Detailed Application Field Plans

This voltage regulator is ideal for use in portable electronic devices, battery-powered equipment, and low-power sensor applications where precise voltage regulation is crucial.

Detailed and Complete Alternative Models

  • LM1117: Offers a wider input voltage range
  • XC6206: Smaller package size for space-constrained designs
  • MIC5205: Higher output current capability

Note: The information provided is based on the product's datasheet and may be subject to change.

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