TS432AILT

Overview

The TS432AILT is an adjustable low-power shunt voltage reference manufactured by STMicroelectronics. It provides a stable output voltage ranging from 1.24 V to 10 V, making it suitable for precision applications requiring accurate voltage regulation. The device features a typical output voltage of 1.24 V and maintains high stability across various operating conditions. It operates within an industrial temperature range of -40°C to +85°C and is housed in a compact SOT-23-3 surface-mount package. Key electrical characteristics include a maximum cathode current of 65 µA, a maximum output current of 12 mA, and a temperature coefficient of 100 ppm/°C. The initial accuracy at 25°C is specified at ±0.5%.

Feature Summary

• Adjustable output voltage capability spanning from 1.24 V up to 10 V for flexible design integration.
• Ultra-low operating current consumption ensures efficiency in power-restricted circuit designs.
• High precision with tight tolerance specifications at room temperature conditions.
• Robust stability performance when utilized with capacitive loads in diverse application environments.

Applications

• Portable battery-powered equipment requiring minimal quiescent current
• Space-constrained printed circuit board layouts utilizing surface mount technology
• Industrial control systems operating within standard industrial temperature ranges

Procurement Notes

Verify the specific suffix 'AILT' corresponds to the required ±0.5% tolerance and tape-and-reel packaging format. Confirm that the SOT-23-3 footprint matches your PCB layout constraints. Ensure the selected component meets the necessary industrial temperature grade requirements for your specific operational environment before finalizing procurement orders.

Selection Notes

Select this component when designing circuits that demand precise voltage referencing with minimal power consumption. The adjustable nature allows for custom voltage setting via external resistors. Consider the thermal management capabilities if operating near the upper limits of the specified temperature range. Evaluate the package size benefits against potential handling requirements during assembly processes.

Part Context

This part belongs to the TS432 family of adjustable shunt voltage references designed for general-purpose use. It serves as a cost-effective solution for replacing Zener diodes in many regulation scenarios. The device integrates a bandgap reference and error amplifier to achieve its performance metrics. It is widely used in consumer electronics and industrial instrumentation where space and power efficiency are critical design parameters.

Replacement Considerations

LM4041CIDBZT and LM4041DEM3-ADJ/NOPB are documented alternative components from Texas Instruments.