Microchip Technology

MIC5219-3.3YM5-TR

Power Management

MPN
MIC5219-3.3YM5-TR
Product Type
Package / Case
SOT-23-5
Key Attributes
500mA-Peak Output LDO Regulator

Technical Specifications

TypeDescription
Output TypeFixed
Output Voltage3.3 V
Output Current500 mA
Supply Voltage12 V
Channels1
TypeDescription
Quiescent Current170 µA
Output ConfigurationPositive
Operating Temperature-40°C~+125°C@(Tj)
FeaturesEnable control;Reverse polarity voltage protection;Over Current Protection;Thermal shutdown;Noise bypass terminal
Package / CaseSOT-23-5

Product Introduction

The MIC5219 is an efficient linear voltage regulator with high peak output current capability, very-low-dropout voltage, and better than 1% output voltage accuracy. Dropout is typically 10mV at light loads and less than 500mV at full load.

The MIC5219 is designed to provide a peak output current for start-up conditions where higher inrush current is demanded. It features a 500mA peak output rating. Continuous output current is limited only by package and layout.

The MIC5219 can be enabled or shut down by a CMOS or TTL compatible signal. When disabled, power consumption drops nearly to zero. Dropout ground current is minimized to help prolong battery life. Other key features include reversed-battery protection, current limiting, overtemperature shutdown, and low noise performance with an ultra-low-noise option.

The MIC5219 is available in adjustable or fixed output voltages in the space-saving 6-pin (2mm×2mm) MLF, 6-pin (2mm×2mm) Thin MLF SOT‑23‑5 and MM8 8‑pin power MSOP packages.

Features

  • 500mA output current capability
  • SOT-23-5 package - 500mA peak
  • 2mm×2mm MLF package - 500mA continuous
  • 2mm×2mm Thin MLF package - 500mA continuous
  • MSOP-8 package - 500mA continuous
  • Low 500mV maximum dropout voltage at full load
  • Extremely tight load and line regulation
  • Tiny SOT-23-5 and MM8 power MSOP-8 package
  • Ultra-low-noise output
  • Low temperature coefficient
  • Current and thermal limiting
  • Reversed-battery protection
  • CMOS/TTL-compatible enable/shutdown control
  • Near-zero shutdown current

Applications

  • Laptop, notebook, and palmtop computers
  • Cellular telephones and battery-powered equipment
  • Consumer and personal electronics
  • PC Card VCC and VPP regulation and switching
  • SMPS post-regulator/DC-to-DC modules
  • High-efficiency linear power supplies

Datasheet

📄 Open Download

Alternative Parts

Common MIC5219-3.3YM5-TR alternatives overseas buyers search for:

Compliance & Export Codes

TypeDetails
RoHSROHS3
ECCNEAR99
CNHTS8542399000
USHTS8542390001
TARIC8542399000
TypeDetails
CAHTS8542390000
BRHTS85423999
INHTS85423900
MXHTS8542.39.99

Sourcing Information

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