LT1634ACS8-1.25#TRPBF - Precision Micropower Shunt Voltage Reference

The LT1634ACS8-1.25#TRPBF is a high-precision, low-power shunt voltage reference from Linear Technology, now part of Analog Devices. This component is designed to provide a stable reference voltage of 1.25V with an impressive initial accuracy of 0.1% and a temperature coefficient of only 10ppm/°C over a wide temperature range. Its low operational current and small footprint make it an ideal choice for battery-powered and portable applications where power efficiency and space are critical considerations.

This voltage reference comes in an 8-lead SOIC package, which is suitable for surface-mount technology (SMT) and is characterized for operation from -40°C to 85°C. The LT1634ACS8-1.25#TRPBF is also available in a tape and reel format, denoted by the 'TRPBF' suffix, facilitating automated assembly processes for high-volume production.

The LT1634 is capable of shunt operation with an external resistor, allowing it to work over a wide range of currents from 20µA to 20mA. This flexibility ensures that the device can maintain a stable output voltage even under varying load conditions. Its low dynamic impedance and excellent transient response further contribute to its performance stability.

Key Features:

• Output voltage: 1.25V
• Initial accuracy: ±0.1%
• Temperature coefficient: 10ppm/°C
• Wide operating current range: 20µA to 20mA
• Low dynamic impedance
• Stable with capacitive loads
• 8-lead SOIC package
• Operating temperature range: -40°C to 85°C

Applications for the LT1634ACS8-1.25#TRPBF include portable and battery-powered equipment, precision data acquisition systems, industrial controls, and automotive electronics where consistent and reliable voltage reference is crucial. Its long-term stability and low temperature drift make it an excellent choice for precision applications such as A/D and D/A conversion, voltage monitoring, and instrumentation.

Overall, the LT1634ACS8-1.25#TRPBF by Linear Technology is a robust and reliable component that provides a precision voltage reference solution for a myriad of electronic applications demanding high accuracy and low power consumption.