Analog Devices Inc. LT3050MPMSE-3.3#TRPBF

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Product attributes Property Value
Manufacturer Analog Devices Inc.
Product Series
Packaging Tape & Reel (TR) |
Output Configuration Active
Output Type Positive
Number of Regulators Fixed
Voltage - Input (Max) 45V
Voltage - Output (Min/Fixed) 3.3V
Voltage - Output (Max) -
Voltage Dropout (Max) 0.55V @ 100mA
Current - Output 100mA
Current - Quiescent (Iq) 90 μA
Current - Supply (Max) 5.2 mA
PSRR 70dB (120Hz)
Control Features Current Limit, Enable, Soft Start
Protection Features Over Current, Over Temperature, Reverse Polarity
Operating Temperature -55°C ~ 125°C
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 12-TSSOP (0.118", 3.00mm Width) Exposed Pad
Supplier Device Package 12-MSOP-EP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The LT3050MPMSE-3.3 from Analog Devices is a fixed 3.3V LDO regulator delivering up to 100mA. It features a low dropout voltage of 0.55V and a quiescent current of 90µA. With 70dB PSRR at 120Hz, it provides clean power for sensitive electronics. The 12-MSOP-EP package is compact and thermally efficient.

  • Fixed 3.3V Output: Simplifies design by eliminating external resistor dividers for standard 3.3V logic.
  • Low Quiescent Current: 90µA quiescent current helps maximize battery life in portable applications.
  • High PSRR: 70dB ripple rejection at 120Hz ensures a clean output for noise-sensitive circuits.
  • Low Dropout: 0.55V dropout at 100mA allows efficient operation with low input voltage margins.

Microcontroller Power Supply

Provide a clean, stable 3.3V supply to microcontrollers and digital ICs, ensuring reliable operation with low noise.

Portable Medical Devices

The low quiescent current and fixed 3.3V output make it ideal for battery-powered health monitors and diagnostic tools.

Sensor Conditioning Circuits

Power precision op-amps and sensor bridges with a low-noise 3.3V rail, improving measurement accuracy.

Wireless Communication Modules

Supply 3.3V to Bluetooth, Wi-Fi, and Zigbee modules, with 70dB PSRR to minimize interference from switching regulators.

Industrial Control I/O

Use this LDO to power 3.3V logic interfaces in industrial controllers, ensuring stable operation in noisy environments.

Q: What is the fixed output voltage of this regulator?
A: The LT3050MPMSE-3.3 provides a fixed 3.3V output, ideal for standard logic and microcontroller supplies.
Q: What is the maximum output current?
A: It can deliver up to 100mA of output current, suitable for low-power digital and analog circuits.
Q: What is the input voltage range?
A: The device operates with an input voltage of 3.3V, designed for regulation from a 3.3V rail or higher.
Q: What is the dropout voltage?
A: The dropout voltage is a low 0.55V at 100mA, allowing operation with minimal input-to-output voltage difference.
Q: What is the quiescent current?
A: It features a low quiescent current of 90 µA, making it efficient for battery-operated devices.
Q: What package is available?
A: The LT3050MPMSE-3.3 comes in a 12-MSOP-EP package, providing a compact footprint with thermal pad.
Base Product Number : LT3050MPMSE-3.3
100mA 12-MSOP-EP Analog Devices Fixed 3.3V LDO Linear Regulator Low Quiescent Current
Q: What is the fixed output voltage of this regulator?
A: The LT3050MPMSE-3.3 provides a fixed 3.3V output, ideal for standard logic and microcontroller supplies.
Q: What is the maximum output current?
A: It can deliver up to 100mA of output current, suitable for low-power digital and analog circuits.
Q: What is the input voltage range?
A: The device operates with an input voltage of 3.3V, designed for regulation from a 3.3V rail or higher.
Q: What is the dropout voltage?
A: The dropout voltage is a low 0.55V at 100mA, allowing operation with minimal input-to-output voltage difference.
Q: What is the quiescent current?
A: It features a low quiescent current of 90 µA, making it efficient for battery-operated devices.
Q: What package is available?
A: The LT3050MPMSE-3.3 comes in a 12-MSOP-EP package, providing a compact footprint with thermal pad.