LM4120AIM5X-3.0
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Texas Instruments LM4120AIM5X-3.0

Manufacturer No:
LM4120AIM5X-3.0
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC VREF SERIES 0.2% SOT23-5
Delivery:
Payment:
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Product Introduction

Overview

The LM4120AIM5X-3.0, produced by Texas Instruments, is a precision low-power, low dropout bandgap voltage reference. This device is designed to operate with input voltages ranging from 2 V to 12 V and consumes a typical supply current of 160 µA. It features an output current source and sink capability of up to ±5 mA, making it suitable for a variety of applications, particularly in battery-powered and portable devices. The LM4120 is available in a compact 5-pin SOT-23 package and offers high output voltage accuracy and low temperature coefficient, ensuring stable performance over an industrial temperature range of −40°C to 85°C.

Key Specifications

ParameterValueUnit
PackageSOT-23 (5)-
Operating Temperature Range−40 to 85°C
Output Voltage Options1.8, 2.048, 2.5, 3, 3.3, 4.096, 5V
Output Voltage Accuracy (Grade A)±0.2%-
Output Voltage Accuracy (Standard Grade)±0.5%-
Temperature Coefficient50 ppm/°C-
Supply Current (Typical)160 µA-
Dropout Voltage (Typical at 1 mA)120 mV-
Output Current Source/Sink Capability±5 mA-
Enable Pin LogicEN = VIN for normal operation, EN = GND for shutdown-

Key Features

  • Small SOT23-5 Package
  • Low Dropout Voltage: 120 mV Typical at 1 mA
  • High Output Voltage Accuracy: 0.2% (Grade A), 0.5% (Standard Grade)
  • Source and Sink Current Output: ±5 mA
  • Supply Current: 160 µA Typical
  • Low Temperature Coefficient: 50 ppm/°C
  • Enable Pin for remote shutdown and startup
  • Fixed Output Voltages: 1.8, 2.048, 2.5, 3, 3.3, 4.096, and 5 V
  • Industrial Temperature Range: −40°C to 85°C

Applications

  • Portable, Battery-Powered Equipment
  • Instrumentation and Process Control
  • Automotive and Industrial
  • Test Equipment
  • Data Acquisition Systems
  • Precision Regulators
  • Battery Chargers
  • Base Stations
  • Communications
  • Medical Equipment

Q & A

  1. What is the typical supply current of the LM4120?
    The typical supply current of the LM4120 is 160 µA.
  2. What are the output voltage options for the LM4120?
    The LM4120 is available with output voltage options of 1.8, 2.048, 2.5, 3, 3.3, 4.096, and 5 V.
  3. What is the temperature coefficient of the LM4120?
    The temperature coefficient of the LM4120 is 50 ppm/°C.
  4. How does the enable pin function on the LM4120?
    The enable pin allows for remote shutdown and startup. Connecting the enable pin to VIN enables normal operation, while connecting it to GND puts the device in shutdown mode.
  5. What is the dropout voltage of the LM4120 at 1 mA load current?
    The dropout voltage of the LM4120 at 1 mA load current is typically 120 mV.
  6. What is the maximum output current source/sink capability of the LM4120?
    The LM4120 can source and sink up to ±5 mA of current.
  7. In what temperature range does the LM4120 operate?
    The LM4120 operates over an industrial temperature range of −40°C to 85°C, with certain specifications ensured up to 125°C.
  8. What package type is the LM4120 available in?
    The LM4120 is available in a standard 5-pin SOT-23 package.
  9. How does the power-down mode affect the device current?
    In power-down mode, the device current drops to less than 2 µA.
  10. What are some common applications of the LM4120?
    The LM4120 is commonly used in portable, battery-powered equipment, instrumentation, automotive and industrial applications, test equipment, data acquisition systems, precision regulators, battery chargers, base stations, communications, and medical equipment.

Product Attributes

Reference Type:Series
Output Type:Fixed
Voltage - Output (Min/Fixed):3V
Voltage - Output (Max):- 
Current - Output:5 mA
Tolerance:±0.2%
Temperature Coefficient:50ppm/°C
Noise - 0.1Hz to 10Hz:20µVp-p
Noise - 10Hz to 10kHz:36µVp-p
Voltage - Input:2V ~ 12V
Current - Supply:275µA
Current - Cathode:- 
Operating Temperature:-40°C ~ 85°C (TA)
Mounting Type:Surface Mount
Package / Case:SC-74A, SOT-753
Supplier Device Package:SOT-23-5
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Similar Products

Part Number LM4120AIM5X-3.0 LM4120IM5X-3.0 LM4120AIM5X-3.3 LM4120AIM5X-5.0 LM4120AIM5-3.0 LM4120AIM5X-2.0
Manufacturer Texas Instruments National Semiconductor Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Obsolete Active Obsolete Obsolete Not For New Designs Obsolete
Reference Type Series Series Series Series Series Series
Output Type Fixed Fixed Fixed Fixed Fixed Fixed
Voltage - Output (Min/Fixed) 3V 3V 3.3V 5V 3V 2.048V
Voltage - Output (Max) - - - - - -
Current - Output 5 mA 5 mA 5 mA 5 mA 5 mA 5 mA
Tolerance ±0.2% ±0.5% ±0.2% ±0.2% ±0.2% ±0.2%
Temperature Coefficient 50ppm/°C 50ppm/°C 50ppm/°C 50ppm/°C 50ppm/°C 50ppm/°C
Noise - 0.1Hz to 10Hz 20µVp-p 20µVp-p 20µVp-p 20µVp-p 20µVp-p 20µVp-p
Noise - 10Hz to 10kHz 36µVp-p 36µVp-p 36µVp-p 36µVp-p 36µVp-p 36µVp-p
Voltage - Input 2V ~ 12V 2V ~ 12V 2V ~ 12V 2V ~ 12V 2V ~ 12V 2V ~ 12V
Current - Supply 275µA 275µA 275µA 275µA 275µA 275µA
Current - Cathode - - - - - -
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount 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 SC-74A, SOT-753
Supplier Device Package SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5

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