Varnitronics
RT9043GB RICHTEK
RICHTEK

RT9043GB

1.2V~5V Positive Adjustable SOT-23-5 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators RoHS

SOT-23-5ROHS3 CompliantActive

High PSRR, Low Dropout, 400mA Adjustable LDO Regulator

Manufacturer
RICHTEK
Manufacturer part #
RT9043GB
Store part #
C55019
Package / case
SOT-23-5
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

3,620 in stock

#C55019

Stock & price checked 23 h ago

QuantityUnit pricePack price
5+₹19.53₹97.65
50+₹15.28₹764.00
150+₹13.16₹1,974.00
500+₹11.30₹5,650.00
3,000+₹10.03₹30,090.00
6,000+₹9.39₹56,340.00

5 × ₹19.53

₹97.65

excl. GST

₹115.23 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: 3,000 per reel

RT9043GB

₹97.65 for 5 + GST

Need this with the rest of your board? Upload the BOM — we price every line.Upload BOM

Specifications

Output Voltage
1.2V~5V
Number of Outputs
1
Operating Temperature
-40℃~+125℃@(Tj)
Supply Current (Iq)
50uA
Output Configuration
Positive
Operating Voltage
5.5V
Output Current
400mA
Features
Enable control;Over Current Protection;Thermal shutdown
Output Type
Adjustable

Packaging & compliance

RoHS
ROHS3 Compliant
Lifecycle
Active
Moisture sensitivity
MSL 3 (168 hours)
ECCN
EAR99
Packaging
Tape & Reel (TR)
Standard pack
3,000 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.643 g

Overview

The RT9043 is a high-performance, 400mA LDO regulator, offering high PSRR and low dropout. The quiescent current is as low as 35μA, further prolonging the battery life. The RT9043 also works with low-ESR ceramic capacitors, reducing the amount of board space necessary for power applications, critical in handheld wireless devices. The RT9043 consumes typical 0.7μA in shutdown mode. The other features include low dropout voltage, high output accuracy, current limit protection, and enable/shutdown control. The RT9043 is available in the SOT-23-5 package.

Applications

  • Mega SIM Card
  • CDMA/GSM Cellular Handsets
  • Portable Information Appliances
  • Laptop, Palmtops, Notebook Computers
  • Hand-Held Instruments
  • Mini PCI & PCI-Express Cards
  • PCMCIA & New Cards

Key features

  • Adjustable Output Voltage
  • Enable/Shutdown Control
  • Wide Operating Voltage Range: 2.2V to 5.5V
  • Low Dropout: 230mV at 400mA
  • Low-Noise for RF Application
  • Ultra-Fast Response in Line/Load Transient
  • Current Limit Protection
  • High Power Supply Rejection Ratio
  • Output Only 1μF Capacitor Required for Stability
  • RoHS Compliant and Halogen Free

Alternatives

Similar parts — check the datasheet before substituting.

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