• LT1964ES5-5#TRPBF SOT-23-5
LT1964ES5-5#TRPBF SOT-23-5


00mA, low noise


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Overview of LT1964ES5-5#TRPBF

The LT1964ES5-5#TRPBF is a low dropout (LDO) linear voltage regulator IC designed for use in various power management applications. This IC offers a fixed 5V output voltage with a low dropout voltage, making it ideal for applications where a stable voltage supply is required.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VIN: Input voltage
  • VOUT: Output voltage
  • GND: Ground connection
  • ADJ: Adjustable pin for fine voltage tuning

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LT1964ES5-5#TRPBF IC for a visual representation.

Key Features

  • Low Dropout Voltage: The LT1964ES5-5#TRPBF offers a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the output voltage.
  • Fixed Output Voltage: This IC provides a fixed 5V output voltage, suitable for powering various components in a circuit.
  • Low Noise and High PSRR: The LT1964ES5-5#TRPBF features low output noise and high power supply rejection ratio, resulting in clean and stable output voltage.
  • Thermal Shutdown and Current Limit Protection: Includes built-in thermal shutdown and current limit protection mechanisms for enhanced safety and durability.
  • Wide Operating Temperature Range: Operates reliably over a wide temperature range, making it suitable for diverse environmental conditions.

Note: For detailed technical specifications, please refer to the LT1964ES5-5#TRPBF datasheet.


  • Power Management: Ideal for voltage regulation and power management tasks in electronic circuits.
  • Battery-Powered Devices: Suitable for applications requiring stable voltage supply from battery sources.
  • Embedded Systems: Used in embedded systems to regulate voltage for microcontrollers, sensors, and other components.


The LT1964ES5-5#TRPBF is a reliable linear voltage regulator that provides a stable 5V output voltage for various electronic applications. It ensures efficient power management and voltage regulation in diverse circuit designs.

Usage Guide

  • Input Voltage: Connect VIN (Pin 1) to the input voltage source.
  • Output Voltage: Obtain the regulated 5V output voltage from VOUT (Pin 3).
  • Fine Voltage Adjustment: Use the ADJ pin (Pin 2) for fine-tuning the output voltage if necessary.

Frequently Asked Questions

Q: What is the dropout voltage of the LT1964ES5-5#TRPBF?
A: The LT1964ES5-5#TRPBF has a low dropout voltage, typically around 340mV at full load.

Q: Is the LT1964ES5-5#TRPBF suitable for high-temperature environments?
A: Yes, the LT1964ES5-5#TRPBF is designed to operate reliably over a wide temperature range, making it suitable for high-temperature applications.


For similar functionalities, consider these alternatives to the LT1964ES5-5#TRPBF:

  • LM2937ET-5.0/NOPB: This is a 5V fixed voltage regulator IC from Texas Instruments, offering comparable performance and features to the LT1964ES5-5#TRPBF.
  • ADP3335ARMZ-5: An alternative 5V LDO voltage regulator IC from Analog Devices, providing similar stability and voltage regulation capabilities.



The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category LDO Voltage Regulators RoHS Details
Mounting Style SMD/SMT Package / Case SOT-23-5
Output Voltage - 5 V Output Current 200 mA
Number of Outputs 1 Output Polarity Negative
Quiescent Current 30 uA Input Voltage, Min - 20 V
Input Voltage, Max 20 V PSRR / Ripple Rejection - Typ 54 dB
Output Type Fixed Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 125 C Dropout Voltage 340 mV
Series LT1964 Brand Analog Devices
Dropout Voltage - Max 420 mV Line Regulation 15 mV
Load Regulation 15 mV Operating Supply Current 30 uA
Product LDO Voltage Regulators Product Type LDO Voltage Regulators
Factory Pack Quantity 2500 Subcategory PMIC - Power Management ICs
Type Low Dropout Micropower Regulator Unit Weight 0.020041 oz

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