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Product attributes Property Value
Manufacturer Monolithic Power Systems Inc.
Product Series
Packaging Factory |
Output Configuration Active
Output Type Positive
Number of Regulators Adjustable (Fixed)
Voltage - Input (Max) 6.5V
Voltage - Output (Min/Fixed) 1.25V (2.5V)
Voltage - Output (Max) 5V
Voltage Dropout (Max) 0.125V @ 150mA (Typ), -
Current - Output 150mA
Current - Quiescent (Iq) 150 μA
Current - Supply (Max) -
PSRR 70db ~ 30dB (1kHz ~ 1MHz)
Control Features Enable
Protection Features Over Temperature
Operating Temperature -40°C ~ 85°C
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case SOT-23-5 Thin, TSOT-23-5
Supplier Device Package TSOT-23-5
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The MP8801DJ-2.5-LF-P from Monolithic Power Systems is a low-dropout linear regulator delivering a fixed 2.5V output at up to 150mA. Its low quiescent current and high PSRR make it an excellent choice for battery-powered and noise-sensitive applications. Housed in a space-saving TSOT-23-5 package, this LDO offers reliable, clean power for portable electronics.

  • Extended Battery Life: Ultra-low 150 µA quiescent current minimizes standby power draw.
  • Clean Output: 70dB PSRR at 1kHz filters supply noise for sensitive analog loads.
  • Low Dropout: 125mV dropout at 150mA maximizes efficiency in low-headroom designs.
  • Compact Footprint: TSOT-23-5 package saves board space for miniaturized products.

Portable Battery-Powered Devices

With a low 150 µA quiescent current and 150mA output, the MP8801DJ-2.5-LF-P is ideal for extending battery life in wearables, remote sensors, and handheld instruments.

Noise-Sensitive Analog Circuits

The high PSRR of 70dB at 1kHz ensures clean, stable power for precision op-amps, ADCs, and audio codecs, minimizing supply-induced noise.

Wireless Modules and RF Transceivers

Maintains stable 2.5V rail for RF front-ends, with PSRR of 30dB at 1MHz to filter high-frequency switching noise from upstream DC-DC converters.

Microcontroller Power Supplies

Provides a regulated 2.5V core supply for low-power MCUs, with fast transient response and low dropout to support sleep-to-active mode transitions.

Sensor Interface Boards

Ideal for powering MEMS sensors and signal conditioning circuits, ensuring accurate readings with minimal voltage ripple.

Space-Constrained Designs

The compact TSOT-23-5 package fits tight PCB layouts, making it suitable for IoT modules and compact consumer electronics.

Q: What is the output voltage of the MP8801DJ-2.5-LF-P?
A: The MP8801DJ-2.5-LF-P provides a fixed 2.5V output (the technical data lists 5V as a typo; the MPN indicates 2.5V).
Q: What is the maximum output current?
A: The maximum output current is 150mA.
Q: What is the input voltage range?
A: The input voltage is 1.25V (with a 2.5V reference). For proper regulation, input must be above output plus dropout.
Q: What is the dropout voltage?
A: The dropout voltage is typically 0.125V at 150mA load.
Q: What is the quiescent current?
A: The quiescent current is 150 µA.
Q: What package is available?
A: The device comes in a TSOT-23-5 package.
Base Product Number : MP8801DJ-2.5
150mA 2.5V High PSRR LDO Linear Regulator Low Quiescent Current MPS TSOT-23-5
Q: What is the output voltage of the MP8801DJ-2.5-LF-P?
A: The MP8801DJ-2.5-LF-P provides a fixed 2.5V output (the technical data lists 5V as a typo; the MPN indicates 2.5V).
Q: What is the maximum output current?
A: The maximum output current is 150mA.
Q: What is the input voltage range?
A: The input voltage is 1.25V (with a 2.5V reference). For proper regulation, input must be above output plus dropout.
Q: What is the dropout voltage?
A: The dropout voltage is typically 0.125V at 150mA load.
Q: What is the quiescent current?
A: The quiescent current is 150 µA.
Q: What package is available?
A: The device comes in a TSOT-23-5 package.