ATL431AQDBZR The Texas Instruments ATL431AQDBZR is a 2.5-V low-IQ adjustable precision shunt regulator. It offers a wide output voltage range and stable operation.
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ATL431AQDBZR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments ATL431AQDBZR is a 2.5-V low-IQ adjustable precision shunt regulator. It offers a wide output voltage range and stable operation.
✓ Total Stock: 518,217 pcs
$ Price Range: $0.17

ATL431AQDBZR Available from 2 distributors

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✓ Non-Authorised
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516,571 pcs
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1,646 pcs
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ATL431AQDBZR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Mounting Type
Package Quantity

ATL431AQDBZR Description

Short technical summary and product information.

The Texas Instruments ATL431AQDBZR is a three-terminal adjustable precision shunt regulator designed for stable thermal performance across industrial temperature ranges. It allows for an output voltage to be set anywhere between approximately 2.5V and 36V using two external resistors.

 

Key features include a very low operating current of 35µA minimum, internally compensated stability, and stability with no capacitive load. The device offers reference voltage tolerances of 0.5% for B Grade and 1% for A Grade at 25°C. Temperature drift is typically 5mV from –40°C to +85°C for the I version and 6mV from –40°C to +125°C for the Q version.

 

With an extended cathode current range from 35µA to 100mA and a low output impedance of 0.3Ω maximum, the ATL431AQDBZR serves as an excellent replacement for Zener diodes in applications such as onboard regulation, adjustable power supplies, and switching power supplies. It is supplied in a 3-pin SOT-23 (DBZ) surface-mount package.

 

This regulator is suitable for various power management applications requiring precise voltage regulation. Its compact package and low quiescent current make it ideal for designs where space and power efficiency are critical.

ATL431AQDBZR Quick Information

Product Type: Adjustable Precision Shunt Regulator
Series: ATL431
Canonical Name: ATL431AQDBZR Adjustable Precision Shunt Regulator
Subcategory: Shunt Voltage References

ATL431AQDBZR Compliance

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

ATL431AQDBZR Estimated Pricing

Qty Low High
1+ $0.17 $0.17

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

ATL431AQDBZR Features

  • Adjustable output from 2.5V to 36V.
  • Very low operating current of 35µA.
  • Internally compensated for stability.
  • Stable with no capacitive load.
  • 3-pin SOT-23 surface-mount package.

ATL431AQDBZR Applications

  • Onboard voltage regulation.
  • Adjustable power supplies.
  • Switching power supplies.
  • Voltage reference circuits.

ATL431AQDBZR FAQs

5 frequently asked questions generated from this part’s specifications.
What is the adjustable output voltage range for the ATL431AQDBZR?

The output voltage can be set between 2.5V and 36V.

What is the minimum operating current for the ATL431AQDBZR?

The minimum operating current (IKA(min)) is 35µA.

What is the temperature drift of the ATL431AQDBZR?

The typical temperature drift is 5mV from –40°C to +85°C (I Version) and 6mV from –40°C to +125°C (Q Version).

What is the operating temperature range for the ATL431AQDBZR?

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

What package type is the ATL431AQDBZR supplied in?

The ATL431AQDBZR is supplied in a 3-pin SOT-23 (DBZ) package.

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