TLVH431ACDCKT

Overview

The TLVH431ACDCKT is a low-voltage adjustable precision shunt regulator manufactured by Texas Instruments. It operates within an output voltage range of 1.24 V to 18 V and features an initial accuracy of ±1%. The device supports a maximum cathode current of 70 mA and withstands a maximum series input voltage of 36 V. It functions reliably across a temperature range of -40°C to +125°C. Packaged in a compact SC-70-6 surface-mount format, this component serves as a high-precision reference element for power management applications requiring stable voltage regulation.

Feature Summary

• Provides precise adjustable voltage regulation with tight initial accuracy tolerance
• Operates effectively at low supply voltages while maintaining wide operating current ranges
• Engineered for extended thermal stability suitable for demanding industrial environments

Applications

• Battery-powered equipment requiring accurate voltage monitoring
• Portable devices needing efficient power management solutions
• Industrial control systems utilizing programmable shunt references

Procurement Notes

Verify the specific suffix codes on the component marking against official datasheets to confirm exact electrical tolerances and package variations. Ensure that the ordering information matches the required initial accuracy and temperature grade specifications. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before finalizing procurement orders.

Selection Notes

Select this component when design requirements demand a compact footprint combined with high precision voltage referencing capabilities. Consider the SC-70-6 package dimensions for space-constrained layouts. Evaluate the thermal performance characteristics against the expected ambient operating conditions to ensure long-term reliability within the specified temperature limits without exceeding current ratings.

Part Context

This device belongs to the TLVH431 family of low-voltage adjustable precision shunt regulators from Texas Instruments. It complements other variants within the series that may offer different accuracy grades or packaging options. The family is designed to replace traditional higher-voltage references in modern portable electronics, offering improved efficiency and reduced component count in power supply designs.

Replacement Considerations

Direct substitutes include TLVH431AIDCKR and TLVH431QDCKR. Verify pin compatibility and electrical parameter alignment before substitution.