LT1027ECS8-5#PBF

PMIC - Voltage Reference

LT1027ECS8-5#PBF is a voltage reference chip from Analog Devices. It offers outstanding accuracy and very low temperature coefficient, making it suitable for a wide range of applications. The chip is designed to provide an accurate, stable voltage output with excellent line and load regulation. It is commonly used in power supplies, analog-to-digital and digital-to-analog converters, and other circuits that require precise voltage references.

Application Field

• Power supply regulation
• Analog-to-Digital Converters (ADCs)
• Digital-to-Analog Converters (DACs)
• Network devices
• Test and measurement instruments
• Industrial automation
• Telecommunications and data communications
• Automotive electronics systems

Due to its high accuracy, low temperature coefficient, and very good load and line regulation, the LT1027ECS8-5#PBF is well-suited for precision reference and measurement applications. It is especially useful in high-frequency and high-density systems where its low temperature sensitivity, low energy consumption and fast transient response are valuable.

Working Principle

The LT1027ECS8-5#PBF is a bandgap voltage reference that uses a zener diode as a temperature-compensating element. It employs an CMOS process that combines different capacitors and resistors to regulate an accurate and stable voltage output. The output voltage is derived from an internal circuit made up of an RC network and an op-amp, with the non-inverting input connected to the bandgap reference to provide temperature compensation.

It features a low output temperature coefficient of 8ppm/°C and a low line regulation of 0.1mV/V for high accuracy and precision. The device also has a very fast transient response of 10µs that is suitable for high-frequency circuits. It has a wide input voltage range from 4.75V to 24V and a high output voltage of +1.24V

In short, the LT1027ECS8-5#PBF is a high-accuracy voltage reference with a very low temperature coefficient, excellent load and line regulation, and fast transient response for precision control and measurement applications. Its wide input voltage range and high output voltage make it a versatile chip for a variety of projects.