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Product Detailed Parameters
- Description：IC VREF SHUNT ADJ 0.5% SOT23-3
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Output Type：Adjustable
- Voltage - Output (Min/Fixed)：2.5V
- Voltage - Output (Max)：36 V
- Current - Output：15 mA
- 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
- Grade：-
- Qualification：-
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Overview
The ATL432LIBQDBZR is an automotive-grade, high-bandwidth, low-quiescent current programmable shunt regulator manufactured by Texas Instruments. It operates within a supply voltage range of 2.5 V to 36 V and provides an adjustable output voltage. The device features an initial accuracy of ±0.5% and a temperature coefficient of 138 ppm/°C. It supports a maximum cathode current of 100 mA and functions reliably across an extended industrial temperature range from -40°C to +125°C. Packaged in a compact SOT-23-3 surface-mount case, it is designed for precision reference applications in demanding environments.
Feature Summary
- Automotive-grade reliability with extended temperature operation
- High bandwidth performance for dynamic load conditions
- Low quiescent current consumption for energy efficiency
- Adjustable output voltage capability within specified limits
Applications
- Automotive power management systems
- Precision voltage reference circuits
- Battery monitoring applications
- Industrial control system regulation
Procurement Notes
Verify the specific ordering suffix to ensure compatibility with required automotive qualification standards and package variations. Confirm that the selected variant meets the necessary thermal and electrical specifications for the target application environment. Cross-reference official manufacturer documentation to validate component authenticity and compliance with relevant industry regulations before finalizing procurement decisions.
Selection Notes
Select this component when high bandwidth and low current consumption are critical for automotive or industrial precision applications. Ensure the operating voltage range aligns with system requirements and that the SOT-23-3 package fits the design constraints. Consider the temperature coefficient and initial accuracy specifications to guarantee performance stability under varying environmental conditions and load changes throughout the operational lifecycle.
Part Context
This part belongs to the ATL432 family of programmable shunt regulators designed for robust performance in challenging environments. It complements other Texas Instruments voltage reference solutions by offering enhanced bandwidth and lower power consumption compared to standard variants. The automotive qualification ensures suitability for vehicles requiring high reliability and long-term stability in power distribution and signal conditioning networks.
Replacement Considerations
Compatible substitutes include TL432LIBQDBZR and ATL432LIAQDBZRQ1. Verify pinout compatibility and electrical parameter alignment before substitution. Ensure replacement parts meet the same automotive grade and package requirements to maintain system integrity and performance standards.
