Varnitronics
MD7144H Mingda Microelectronics
Mingda Microelectronics

MD7144H

Linear Voltage Regulator IC Positive Fixed 1 Output 30mA SOT-89-3

SOT-89-3RoHSActive

High-withstand-voltage, low-dropout, and low-power-consumption LDO

Manufacturer part #
MD7144H
Store part #
C920383
Package / case
SOT-89-3
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

100% Authentic · 30-Day Return or Replacement · policy

1,990 in stock

#C920383

Stock & price checked 5 days ago

QuantityUnit pricePack price
5+₹17.25₹86.25
50+₹13.71₹685.50
150+₹11.93₹1,789.50
1,000+₹10.60₹10,600.00
2,000+₹9.54₹19,080.00
5,000+₹9.01₹45,050.00

5 × ₹17.25

₹86.25

excl. GST

₹101.78 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 7–10 working days
  • GST invoice with every order
  • Standard pack: 1,000 per reel

MD7144H

₹86.25 for 5 + GST

Specifications

Output Voltage
4.4V
Number of Outputs
1
Operating Temperature
-40℃~+85℃
Supply Current (Iq)
1.2uA
Output Configuration
Positive
Operating Voltage
32V
Output Current
30mA
Features
Input overvoltage protection;Short Circuit Protection;Over Current Protection
Output Type
Fixed

Packaging & compliance

RoHS
RoHS
Lifecycle
Active
Packaging
Tape & Reel (TR)
Standard pack
1,000 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.103 g

Overview

The MD71XXH series are high-precision buck regulator ICs developed with CMOS technology, featuring low dropout voltage and low quiescent current. The built-in low on-resistance transistor enables a low input-output voltage differential. With a maximum operating voltage of 32V, they are well-suited for applications requiring higher voltage ratings.

Applications

  • Regulated power supply for battery-powered devices
  • Regulated power supply for communication equipment
  • Regulated power supply for home appliances and toys
  • Regulated power supply for mobile phones
  • Regulated power supply for portable medical instruments

Key features

  • High output voltage accuracy, ±3% precision
  • Low dropout voltage, typical 40mV (Iout=1mA)
  • Ultra-low quiescent current, typical 1.2μA
  • Low output voltage temperature drift, typical 50PPm/℃
  • Input voltage withstand up to 32V with regulated output, OVP included
  • Output short-circuit protection, short-circuit current 30mA

Alternatives

Similar parts — check the datasheet before substituting.

MD8344A#C2978368Mingda Microelectronics · SOT-89-3₹21.00 · 115 in stockView
MD8344#C2978514Mingda Microelectronics · SOT-89-3₹19.86 · 710 in stockView
MD85A44PA1#C2978519Mingda Microelectronics · SOT-89-3L₹22.48 · 12 in stockView

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