LP3985IM5-2.5 The Texas Instruments LP3985IM5-2.5 is a micropower, 150mA low-noise, ultra-low-dropout CMOS voltage regulator. It offers a fixed 2.5V output with high PSRR and low output noise.
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LP3985IM5-2.5

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The Texas Instruments LP3985IM5-2.5 is a micropower, 150mA low-noise, ultra-low-dropout CMOS voltage regulator. It offers a fixed 2.5V output with high PSRR and low output noise.
✓ Total Stock: 381 pcs

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LP3985IM5-2.5 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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LP3985IM5-2.5 Description

Short technical summary and product information.

The Texas Instruments LP3985IM5-2.5 is a high-performance linear voltage regulator designed for various applications requiring a stable and low-noise power supply. This device provides a fixed 2.5V output voltage with a maximum output current of 150mA.

 

Key electrical characteristics include a wide input voltage range from 2.5V to 6V and a low dropout voltage of typically 60mV at 150mA load. The regulator exhibits excellent power supply rejection ratio (PSRR) of 42dB at 100kHz and low output noise of 30µVrms over a 10Hz to 100kHz bandwidth, making it suitable for noise-sensitive applications.

 

The LP3985IM5-2.5 features a standard logic-controlled enable pin for power management and a quiescent current of only 0.085mA, which drops to less than 1.5µA when shut down. It is designed to be stable with ceramic and high-quality tantalum capacitors.

 

Available in DSBGA and SOT-23 packages, this surface-mount voltage regulator operates over a temperature range of -40°C to 125°C. It also includes thermal shutdown and short-circuit current limit protection.

LP3985IM5-2.5 Quick Information

Product Type: Linear Voltage Regulator
Series: LP3985
Canonical Name: LP3985IM5-2.5 Micropower Low-Noise Ultra-Low-Dropout CMOS Voltage Regulator
Subcategory: Low-Dropout Regulators (LDO)

LP3985IM5-2.5 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LP3985IM5-2.5 Features

  • 150mA maximum output current.
  • Fixed 2.5V output voltage.
  • Low output noise: 30µVrms.
  • High PSRR: 42dB at 100kHz.
  • Low quiescent current: 0.085mA.

LP3985IM5-2.5 Applications

  • Ideal for battery-powered portable devices.
  • Suitable for powering sensitive analog circuits.
  • Used in RF applications requiring low noise supply.
  • Applicable in industrial control systems.
  • Can be used in consumer electronics.

LP3985IM5-2.5 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LP3985IM5-2.5?

The input voltage range is 2.5V to 6V.

What is the output voltage of the LP3985IM5-2.5?

The fixed output voltage is 2.5V, with other options available.

What is the maximum output current of the LP3985IM5-2.5?

The maximum output current is 150mA.

What is the operating temperature range of the LP3985IM5-2.5?

The operating temperature range is -40°C to 125°C.

What is the typical dropout voltage of the LP3985IM5-2.5?

The typical dropout voltage is 60mV, with a maximum of 100mV at 150mA load.

What is the output noise performance of the LP3985IM5-2.5?

The typical output noise is 30µVrms over 10Hz to 100kHz.

What packages are available for the LP3985IM5-2.5?

The LP3985IM5-2.5 is available in DSBGA (YZR) and SOT-23 packages.

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