REF3133AIDBZ The Texas Instruments REF3133AIDBZ is a fixed output voltage reference with a 3.3V output. It offers high accuracy and a stable temperature coefficient.
Mfr Part #:

REF3133AIDBZ

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments REF3133AIDBZ is a fixed output voltage reference with a 3.3V output. It offers high accuracy and a stable temperature coefficient.
✓ Total Stock: 20,089 pcs
$ Price Range: $0.75

REF3133AIDBZ Available from 2 distributors

✓ Authorised
✓ Non-Authorised

REF3133AIDBZ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Accuracy
Input Voltage
Operating Temperature
Output Current
Output Type
Output Voltage
Quiescent Current
Temperature Coefficient

REF3133AIDBZ Description

Short technical summary and product information.

The Texas Instruments REF3133AIDBZ is a series voltage reference IC designed for applications requiring a stable and precise voltage output. It provides a fixed 3.3V output with a high accuracy of ±0.2% and a low temperature coefficient of 20ppm/°C, ensuring reliable performance across a wide operating temperature range of -40°C to +125°C.

 

This voltage reference operates with an input voltage range of 3.35V to 5.5V and can supply an output current of up to 10mA. It features low noise characteristics, with 43uVp-p in the 0.1Hz-10Hz band and 63uVrms in the 10Hz-10kHz band, making it suitable for sensitive analog circuits.

 

The REF3133AIDBZ is supplied in a compact SOT-23-3 package, suitable for surface-mount designs where space is a constraint. Its robust specifications make it a reliable choice for various power management and precision measurement applications.

REF3133AIDBZ Quick Information

Product Type: Voltage Reference
Series: REF3133
Canonical Name: REF3133AIDBZ Voltage Reference
Subcategory: Special Purpose Regulators

REF3133AIDBZ Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

REF3133AIDBZ Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

REF3133AIDBZ Features

  • Fixed 3.3V output voltage.
  • High accuracy of ±0.2%.
  • Low temperature coefficient of 20ppm/°C.
  • Wide operating temperature range.
  • Compact SOT-23-3 package.

REF3133AIDBZ Applications

  • For precision analog circuits requiring a stable 3.3V reference.
  • Suitable for battery-powered devices due to low quiescent current.
  • Ideal for noise-sensitive applications such as data converters.
  • Used in industrial temperature range environments (-40°C to +125°C).
  • Compact packaging for space-constrained designs.

REF3133AIDBZ FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the REF3133AIDBZ?

The output voltage is fixed at 3.3 V.

What is the package type of the REF3133AIDBZ?

It comes in a SOT-23-3 package.

What is the operating temperature range?

-40°C to +125°C.

What is the accuracy of the reference?

±0.2%.

What is the temperature coefficient?

20 ppm/°C.

What is the quiescent current consumption?

135 µA.

What is the low-frequency noise specification?

43 µVp-p from 0.1 Hz to 10 Hz and 63 µVrms from 10 Hz to 10 kHz.

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