LM4128AMF-2.5/NOPB
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Texas Instruments LM4128AMF-2.5/NOPB

Manufacturer No:
LM4128AMF-2.5/NOPB
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC VREF SERIES 0.1% SOT23-5
Delivery:
Payment:
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Product Introduction

Overview

The LM4128AMF-2.5/NOPB is a precision micropower series voltage reference from Texas Instruments. This component is designed for space-critical applications and is available in the SOT-23 surface-mount package. It offers high accuracy and stability, making it ideal for various electronic systems, particularly those requiring low power consumption and high precision voltage referencing.

Key Specifications

Parameter Conditions Min Typ Max Unit
Output Voltage Initial Accuracy A Grade -0.1% - +0.1% %
Temperature Coefficient A, B Grades - 75 - ppm/°C
Supply Current - 60 - 100 µA
Supply Current in Shutdown EN = 0V 3 - 7 µA
Maximum Load Current - - - 20 mA
Junction Temperature Range - -40°C - +125°C °C
Dropout Voltage ILOAD = 10 mA - - 400 mV mV
Output Noise Voltage 0.1 Hz to 10 Hz - 275 - µVPP

Key Features

  • High Accuracy: Output voltage initial accuracy as low as 0.1% for A grade devices.
  • Low Temperature Coefficient: 75 ppm/°C for A and B grades.
  • Low Supply Current: 60 µA typical, with a shutdown mode current of 3 µA.
  • High Output Current: Up to 20 mA.
  • Low Dropout Voltage: 400 mV at 10 mA load current.
  • Stable with Capacitive Loads: Stable with up to 10 µF capacitive loads.
  • Enable Pin: Allows for a shutdown mode.
  • Custom Voltage Options: Available from 1.8V to 4.096V.
  • Low ESR Ceramic Capacitors Compatibility: Stable with low ESR ceramic capacitors.

Applications

  • Battery-Powered Devices: Ideal due to low quiescent current and low dropout voltage.
  • Portable Electronics: Suitable for space-critical and power-efficient designs.
  • Industrial Automation: Used in precision voltage referencing for various industrial applications.
  • Medical Devices: High accuracy and stability make it suitable for medical equipment.
  • Aerospace and Defense: Reliable performance over a wide temperature range.

Q & A

  1. What is the output voltage initial accuracy of the LM4128AMF-2.5/NOPB?

    The output voltage initial accuracy is as low as 0.1% for A grade devices.

  2. What is the typical supply current of the LM4128AMF-2.5/NOPB?

    The typical supply current is 60 µA.

  3. What is the maximum load current the LM4128AMF-2.5/NOPB can handle?

    The maximum load current is 20 mA.

  4. What is the junction temperature range of the LM4128AMF-2.5/NOPB?

    The junction temperature range is -40°C to +125°C.

  5. Is the LM4128AMF-2.5/NOPB stable with capacitive loads?

    Yes, it is stable with up to 10 µF capacitive loads.

  6. What is the dropout voltage of the LM4128AMF-2.5/NOPB at 10 mA load current?

    The dropout voltage is 400 mV at 10 mA load current.

  7. Does the LM4128AMF-2.5/NOPB have an enable pin?

    Yes, it has an enable pin that allows for a shutdown mode.

  8. What are the available output voltage options for the LM4128 series?

    The available output voltage options range from 1.8V to 4.096V.

  9. Is the LM4128AMF-2.5/NOPB compatible with low ESR ceramic capacitors?

    Yes, it is stable with low ESR ceramic capacitors.

  10. What is the typical output noise voltage of the LM4128AMF-2.5/NOPB?

    The typical output noise voltage is 275 µVPP from 0.1 Hz to 10 Hz.

Product Attributes

Reference Type:Series
Output Type:Fixed
Voltage - Output (Min/Fixed):2.5V
Voltage - Output (Max):- 
Current - Output:20 mA
Tolerance:±0.1%
Temperature Coefficient:75ppm/°C
Noise - 0.1Hz to 10Hz:275µVp-p
Noise - 10Hz to 10kHz:- 
Voltage - Input:2.9V ~ 5.5V
Current - Supply:100µA
Current - Cathode:- 
Operating Temperature:-40°C ~ 125°C (TJ)
Mounting Type:Surface Mount
Package / Case:SC-74A, SOT-753
Supplier Device Package:SOT-23-5
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Similar Products

Part Number LM4128AMF-2.5/NOPB LM4128BMF-2.5/NOPB LM4128CMF-2.5/NOPB LM4128AMFX-2.5/NOPB LM4128AMF-2.0/NOPB
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active Active Active
Reference Type Series Series Series Series Series
Output Type Fixed Fixed Fixed Fixed Fixed
Voltage - Output (Min/Fixed) 2.5V 2.5V 2.5V 2.5V 2.048V
Voltage - Output (Max) - - - - -
Current - Output 20 mA 20 mA 20 mA 20 mA 20 mA
Tolerance ±0.1% ±0.2% ±0.5% ±0.1% ±0.1%
Temperature Coefficient 75ppm/°C 75ppm/°C 100ppm/°C 75ppm/°C 75ppm/°C
Noise - 0.1Hz to 10Hz 275µVp-p 275µVp-p 275µVp-p 275µVp-p 190µVp-p
Noise - 10Hz to 10kHz - - - - -
Voltage - Input 2.9V ~ 5.5V 2.9V ~ 5.5V 2.9V ~ 5.5V 2.9V ~ 5.5V 2.448V ~ 5.5V
Current - Supply 100µA 100µA 100µA 100µA 100µA
Current - Cathode - - - - -
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case SC-74A, SOT-753 SC-74A, SOT-753 SC-74A, SOT-753 SC-74A, SOT-753 SC-74A, SOT-753
Supplier Device Package SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5

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