REF3120AIDBZR
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Texas Instruments REF3120AIDBZR

Manufacturer No:
REF3120AIDBZR
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC VREF SERIES 0.2% SOT23-3
Delivery:
Payment:
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Product Introduction

Overview

The REF3120AIDBZR is a precision, low power, low dropout series voltage reference from Texas Instruments. It is part of the REF31xx family and is available in a compact 3-pin SOT-23 package. This component is designed for applications requiring high accuracy and stability over a wide temperature range. The REF3120AIDBZR is particularly suited for portable and battery-powered devices due to its low power consumption and small size.

Key Specifications

Parameter Value Unit
Output Voltage 2.048 V
Output Voltage Tolerance ±0.2%
Operating Temperature Range -40 to +125 °C
Package Type SOT-23 (DBZ)
Number of Pins 3
Quiescent Current (Iq) 100 µA (typical), 115 µA (maximum) µA
Output Current ±10 mA mA
Dropout Voltage 5 mV mV
Temperature Drift 15 ppm/°C (0°C to 70°C), 20 ppm/°C (-40°C to 125°C) ppm/°C

Key Features

  • High Accuracy: Output voltage tolerance of ±0.2% maximum.
  • Low Dropout: Operates with a dropout voltage as low as 5 mV.
  • High Output Current: Can source or sink up to ±10 mA of output current.
  • Low Power Consumption: Typical quiescent current of 100 µA and maximum of 115 µA.
  • Excellent Temperature Drift: 15 ppm/°C from 0°C to 70°C and 20 ppm/°C from -40°C to 125°C.
  • No Load Capacitor Required: Stable with any capacitive load.
  • Wide Operating Temperature Range: -40°C to 125°C.

Applications

  • Portable and Battery-Powered Equipment: Ideal due to its low power consumption and small size.
  • Data Acquisition Systems: Provides stable voltage references for maintaining accuracy.
  • Medical Equipment: Suitable for applications requiring high precision and stability.
  • Hand-Held Test Equipment: Offers reliable performance in compact, portable devices.

Q & A

  1. What is the output voltage of the REF3120AIDBZR?

    The output voltage of the REF3120AIDBZR is 2.048 V with a tolerance of ±0.2%.

  2. What is the operating temperature range of the REF3120AIDBZR?

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

  3. What is the quiescent current of the REF3120AIDBZR?

    The typical quiescent current is 100 µA, with a maximum of 115 µA.

  4. Does the REF3120AIDBZR require a load capacitor?

    No, it does not require a load capacitor and is stable with any capacitive load.

  5. What is the maximum output current of the REF3120AIDBZR?

    The REF3120AIDBZR can source or sink up to ±10 mA of output current.

  6. What is the dropout voltage of the REF3120AIDBZR?

    The dropout voltage is as low as 5 mV.

  7. What are the typical applications of the REF3120AIDBZR?

    It is typically used in portable and battery-powered equipment, data acquisition systems, medical equipment, and hand-held test equipment.

  8. What is the temperature drift of the REF3120AIDBZR?

    The temperature drift is 15 ppm/°C from 0°C to 70°C and 20 ppm/°C from -40°C to 125°C.

  9. In what package is the REF3120AIDBZR available?

    The REF3120AIDBZR is available in a 3-pin SOT-23 (DBZ) package.

  10. How stable is the REF3120AIDBZR with different loads?

    The REF3120AIDBZR is stable with any capacitive load and does not require a load capacitor.

Product Attributes

Reference Type:Series
Output Type:Fixed
Voltage - Output (Min/Fixed):2.048V
Voltage - Output (Max):- 
Current - Output:10 mA
Tolerance:±0.2%
Temperature Coefficient:20ppm/°C
Noise - 0.1Hz to 10Hz:27µVp-p
Noise - 10Hz to 10kHz:39µVrms
Voltage - Input:2.098V ~ 5.5V
Current - Supply:135µA
Current - Cathode:- 
Operating Temperature:-40°C ~ 125°C (TA)
Mounting Type:Surface Mount
Package / Case:TO-236-3, SC-59, SOT-23-3
Supplier Device Package:SOT-23-3
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Similar Products

Part Number REF3120AIDBZR REF3125AIDBZR REF3130AIDBZR REF3140AIDBZR REF3120AIDBZT REF3320AIDBZR REF3020AIDBZR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active Active Active Active Active
Reference Type Series Series Series Series Series Series Series
Output Type Fixed Fixed Fixed Fixed Fixed Fixed Fixed
Voltage - Output (Min/Fixed) 2.048V 2.5V 3V 4.096V 2.048V 2.048V 2.048V
Voltage - Output (Max) - - - - - - -
Current - Output 10 mA 10 mA 10 mA 10 mA 10 mA 5 mA 25 mA
Tolerance ±0.2% ±0.2% ±0.2% ±0.2% ±0.2% ±0.15% ±0.2%
Temperature Coefficient 20ppm/°C 20ppm/°C 20ppm/°C 20ppm/°C 20ppm/°C 30ppm/°C 75ppm/°C
Noise - 0.1Hz to 10Hz 27µVp-p 33µVp-p 39µVp-p 53µVp-p 27µVp-p 55µVp-p 23µVp-p
Noise - 10Hz to 10kHz 39µVrms 48µVrms 57µVrms 78µVrms 39µVrms - 65µVrms
Voltage - Input 2.098V ~ 5.5V 2.55V ~ 5.5V 3.05V ~ 5.5V 4.146V ~ 5.5V 2.098V ~ 5.5V 2.248V ~ 5.5V 2.098V ~ 5.5V
Current - Supply 135µA 135µA 135µA 135µA 135µA 8.5µA 50µA
Current - Cathode - - - - - - -
Operating Temperature -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3
Supplier Device Package SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3

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