REF2920AIDBZR
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Texas Instruments REF2920AIDBZR

Manufacturer No:
REF2920AIDBZR
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC VREF SERIES 2% SOT23-3
Delivery:
Payment:
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Product Introduction

Overview

The REF2920AIDBZR is a precision, low-power voltage reference IC produced by Texas Instruments. This component is part of the REF29xx family, known for its high accuracy and stability. The REF2920AIDBZR is specifically designed to provide a fixed output voltage of 2.048V with a tolerance of ±2%. It is packaged in a compact 3-pin SOT-23 package, making it ideal for space-constrained and power-sensitive applications.

Key Specifications

Specification Value Unit
Output Voltage 2.048 V
Output Voltage Tolerance ±2%
Maximum Load Current 25 mA
Quiescent Current 50 µA
Temperature Range -40°C to 125°C
Dropout Voltage 1 mV above output voltage (unloaded)
Package Type SOT-23 (3-pin)
Package Size 2.92 mm × 1.30 mm
ESD Rating (HBM) ±4000 V
ESD Rating (CDM) ±1500 V

Key Features

  • Precision Voltage Reference: Provides a stable output voltage of 2.048V with a tolerance of ±2%.
  • Low Power Consumption: Maximum quiescent current of 50 µA, making it suitable for battery-powered devices.
  • Low Dropout Voltage: Can operate with a supply voltage just 1 mV above the output voltage in an unloaded condition.
  • Wide Temperature Range: Specified for operation over -40°C to 125°C.
  • No Load Capacitor Required: Stable operation without a load capacitor, though it can handle any capacitive load.
  • Low Noise: Generates noise less than 50 µV PP between frequencies of 0.1 Hz to 10 Hz.
  • High Long-Term Stability: Minimal drift over time, with a typical drift value of 24 ppm from 0 to 1000 hours.

Applications

  • Portable and Battery-Powered Equipment: Ideal for devices where power efficiency and compact size are crucial.
  • Data Acquisition Systems: Provides stable voltage references necessary for maintaining accuracy in data acquisition.
  • Medical Equipment: Suitable for medical devices requiring precise voltage references.
  • Hand-Held Test Equipment: Used in test equipment that requires stable and accurate voltage references.

Q & A

  1. What is the output voltage of the REF2920AIDBZR?

    The output voltage of the REF2920AIDBZR is 2.048V with a tolerance of ±2%.

  2. What is the maximum load current for the REF2920AIDBZR?

    The maximum load current for the REF2920AIDBZR is 25 mA.

  3. What is the quiescent current of the REF2920AIDBZR?

    The quiescent current of the REF2920AIDBZR is 50 µA maximum.

  4. What is the temperature range for the REF2920AIDBZR?

    The REF2920AIDBZR is specified for operation over a temperature range of -40°C to 125°C.

  5. Does the REF2920AIDBZR require a load capacitor?

    No, the REF2920AIDBZR does not require a load capacitor but can handle any capacitive load.

  6. What is the dropout voltage for the REF2920AIDBZR?

    The REF2920AIDBZR can operate with a supply voltage just 1 mV above the output voltage in an unloaded condition.

  7. What are the ESD ratings for the REF2920AIDBZR?

    The ESD ratings for the REF2920AIDBZR are ±4000 V for the Human-Body Model (HBM) and ±1500 V for the Charged-Device Model (CDM).

  8. What is the package type and size of the REF2920AIDBZR?

    The REF2920AIDBZR is packaged in a 3-pin SOT-23 package with dimensions of 2.92 mm × 1.30 mm.

  9. What are some typical applications for the REF2920AIDBZR?

    Typical applications include portable and battery-powered equipment, data acquisition systems, medical equipment, and hand-held test equipment.

  10. How stable is the output voltage of the REF2920AIDBZR over time?

    The REF2920AIDBZR exhibits high long-term stability with a typical drift value of 24 ppm from 0 to 1000 hours.

Product Attributes

Reference Type:Series
Output Type:Fixed
Voltage - Output (Min/Fixed):2.048V
Voltage - Output (Max):- 
Current - Output:25 mA
Tolerance:±2%
Temperature Coefficient:100ppm/°C
Noise - 0.1Hz to 10Hz:23µVp-p
Noise - 10Hz to 10kHz:65µVrms
Voltage - Input:2.098V ~ 5.5V
Current - Supply:59µA
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 REF2920AIDBZR REF2940AIDBZR REF2920AIDBZT REF2930AIDBZR REF2925AIDBZR
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) 2.048V 4.096V 2.048V 3V 2.5V
Voltage - Output (Max) - - - - -
Current - Output 25 mA 25 mA 25 mA 25 mA 25 mA
Tolerance ±2% ±2% ±2% ±2% ±2%
Temperature Coefficient 100ppm/°C 100ppm/°C 100ppm/°C 100ppm/°C 100ppm/°C
Noise - 0.1Hz to 10Hz 23µVp-p 45µVp-p 23µVp-p 33µVp-p 28µVp-p
Noise - 10Hz to 10kHz 65µVrms 128µVrms 65µVrms 94µVrms 80µVrms
Voltage - Input 2.098V ~ 5.5V 4.146V ~ 5.5V 2.098V ~ 5.5V 3.05V ~ 5.5V 2.55V ~ 5.5V
Current - Supply 59µA 59µA 59µA 59µA 59µA
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)
Mounting Type 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
Supplier Device Package SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3 SOT-23-3

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