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Mingda Microelectronics MD52E21QA3 product image
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Mingda Microelectronics MD52E21QA3

Manufacturer
Mingda MicroelectronicsAsian Brands
MPN
MD52E21QA3
LCSC Part #
C920349
Packaging
SOT-23-3L
Customer #
Key Attributes
Ultra-low Power Consumption LDO CMOS Voltage Regulator With ON/OFF Switch 500mA
Datasheetpdf iconMingda Microelectronics MD52E21QA3
Alternative Parts1
In-Stock: 2,620
2,620 In stock, ships now
Minimum: 5Multiple: 5Sales Unit: Piece
Add to BOM List
QtyUnit PriceTotal Amount
5+$ 0.1089$ 0.54
50+$ 0.0865$ 4.33
150+$ 0.0753$ 11.30
500+$ 0.0669$ 33.45
3,000+$ 0.0544$ 163.20
6,000+$ 0.051$ 306.00
9,000+$ 0.0503$ 452.70
21,000+$ 0.0499$ 1047.90
Standard Packaging3000/Full Reel
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Products Specifications

All
TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
ManufacturerMingda Microelectronics
PackagingSOT-23-3L
Output Voltage2.1V
Number of Outputs1
Operating Temperature-40℃~+85℃
Supply Current (Iq)600nA
Output ConfigurationPositive
Output Current500mA
Operating Voltage7V
FeaturesEnable control;Output discharge;Over Current Protection;Short Circuit Protection;Thermal shutdown
Output TypeFixed
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Introduction

AI Translation

MD52XX is ultra-low power consumption low dropout voltage regulator (LDO) manufactured in CMOS processes. It can deliver up to 500mA of current while consuming only 0.6μA of quiescent current. It consists of a reference voltage generator, an error amplifier, a current foldback circuit, and a phase compensation circuit plus a driver transistor. The MD52XX is designed specifically for applications where very-low IQ is a critical parameter. This device maintains low quiescent current consumption even in dropout mode to further increase the battery life.

Features

AI Translation
  • Ultra-low Quiescent Current: 0.6μA
  • Highly Accurate: ±2%
  • Dropout Voltage: 230mV@lour = 500mA
  • Maximum Output Current: 500mA
  • Input Voltage Range: 2.2V ~ 7.0V
  • Temperature Stability: ±50ppm/°C
  • ON/OFF Logic = Enable High
  • Standby Current: 10nA
  • COUT Discharge Circuit when EN Disable is Active
  • Protections Circuits: Current Limiter, Short Circuit, Foldback
  • Output Capacitor: Low ESR Ceramic Capacitor Compatible

Applications

AI Translation
  • Smart wearer
  • Long-life battery-powered devices
  • Portable mobile devices, such as mobile phones, cameras, and so on
  • Wireless communication equipment

Alternative Parts

MPNManufacturerPackagingAvailabilityUnit Price
MD5321Mingda MicroelectronicsSOT-23-3L75$ 0.1345