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Normaler Preis $0.84
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Product attributes Property Value
Manufacturer Microchip Technology
Product Series
Packaging Cut Tape (CT) | Tape & Reel (TR)
Output Configuration Positive
Output Type Adjustable
Number of Regulators 1
Voltage - Input (Max) 6V
Voltage - Output (Min/Fixed) 1.25V
Voltage - Output (Max) 5.5V
Voltage Dropout (Max) 0.2V @ 300mA
Current - Output 300mA
Current - Quiescent (Iq) 150 µA
Current - Supply (Max) -
PSRR 75dB ~ 55dB (1kHz ~ 20kHz)
Control Features Enable
Protection Features Over Current, Over Temperature
Operating Temperature -40°C ~ 125°C
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 6-UFDFN Exposed Pad, 6-TMLF®
Supplier Device Package 6-TMLF® (1.6x1.6)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The MIC5318YMT-TR from Microchip Technology is a fixed 1.25V LDO regulator delivering 300mA. With a maximum input of 5.5V, 200mV dropout, and 150µA quiescent current, it excels in low-voltage, noise-sensitive designs. The ultra-compact 6-TMLF® package is ideal for miniaturized portable electronics.

  • Ultra-Small Package: 1.6x1.6mm TMLF saves critical board space in wearables and IoT devices.
  • Low Dropout: 200mV at 300mA enables efficient regulation from low-voltage sources.
  • High Noise Rejection: 75dB PSRR at 1kHz protects sensitive RF and audio circuits.
  • Wide Input Range: Supports up to 5.5V input, offering flexibility in power source selection.

FPGA Core Voltage Supply

The 1.25V output at 300mA is ideal for powering low-voltage FPGA cores, with 200mV dropout ensuring stable operation from a 1.5V rail.

RF Transceiver Modules

High PSRR of 75dB at 1kHz reduces noise coupling into RF circuits, improving signal integrity in Bluetooth and Zigbee modules.

Ultra-Compact Wearables

The 1.6x1.6mm TMLF package is perfect for smart earbuds and fitness rings, providing a tiny footprint for 1.25V logic rails.

Optical Transceivers

Clean 1.25V supply for laser driver ICs in SFP modules, with 55dB PSRR at 20kHz filtering high-speed switching noise.

Portable Audio Players

Low dropout and high PSRR ensure a quiet 1.25V reference for DACs and headphone amplifiers, minimizing distortion.

Q: What is the output voltage?
A: The output voltage is 1.25V (fixed).
Q: What is the maximum output current?
A: It can supply up to 300mA.
Q: What is the input voltage range?
A: The maximum input voltage is 5.5V.
Q: What is the dropout voltage?
A: Dropout is 200mV at 300mA load.
Q: What is the quiescent current?
A: Quiescent current is 150µA.
Q: What package is available?
A: It comes in a 6-TMLF® (1.6x1.6) package.
Base Product Number : MIC5318
1.25V 300mA 6-TMLF High PSRR LDO Linear Regulator Low Dropout Microchip
Q: What is the output voltage?
A: The output voltage is 1.25V (fixed).
Q: What is the maximum output current?
A: It can supply up to 300mA.
Q: What is the input voltage range?
A: The maximum input voltage is 5.5V.
Q: What is the dropout voltage?
A: Dropout is 200mV at 300mA load.
Q: What is the quiescent current?
A: Quiescent current is 150µA.
Q: What package is available?
A: It comes in a 6-TMLF® (1.6x1.6) package.