LT1027ECS8-5#PBF

Voltage Reference Overview

The LT1027ECS8-5#PBF is a precision series voltage reference IC manufactured by Analog Devices Inc. It provides a fixed output voltage of 5V with an initial accuracy tolerance of ±0.1%. The device operates within an input voltage range of 8V to 40V and draws a maximum supply current of 3.5mA, with a typical operating current of 2.2mA. It features a low temperature coefficient of 3ppm/°C and supports a maximum load current of 15mA. The component is housed in an 8-SOIC surface-mount package and functions reliably across a commercial temperature range of 0°C to +70°C.

Voltage Reference Feature Summary

• Delivers high-precision fixed voltage regulation with tight initial accuracy tolerance
• Exhibits ultra-low temperature drift for stable performance under thermal variations
• Supports high output current capability suitable for demanding load requirements

Voltage Reference Applications

• Precision analog-to-digital converter (ADC) reference sources
• High-resolution digital-to-analog converter (DAC) voltage standards
• Calibration equipment requiring stable reference voltages
• Instrumentation systems utilizing bridge sensors

Voltage Reference Procurement Notes

Verify the specific suffix ECS8 against the official datasheet to confirm the SOIC-8 package type and commercial temperature grade. Ensure the #PBF designation is included to guarantee compliance with RoHS3 directives. Confirm that the required input voltage remains within the specified 8V to 40V range for proper operation. Check for any recent Product Change Notifications regarding marking or material updates.

Voltage Reference Selection Notes

Select this component when a fixed 5V output is required with superior long-term stability compared to bandgap references. The 3ppm/°C temperature coefficient makes it suitable for applications where thermal drift must be minimized. Consider the 15mA output current limit when designing the load circuitry. Verify that the 8-SOIC package dimensions fit the available PCB footprint constraints.

Voltage Reference Part Context

This part belongs to the LT1027 family of precision voltage references from Analog Devices. The family includes various output voltages and package options such as DIP and MSOP. The LT1027 series is distinguished by its buried Zener architecture, which offers lower noise and better stability than standard bandgap references. This specific variant targets commercial-grade applications requiring high accuracy in a compact surface-mount form factor.

Voltage Reference Replacement Considerations

LT1027DCS8-5#PBF: Commercial grade, SOIC-8 package, 5V output. LT1027ECN8-5#PBF: Commercial grade, PDIP-8 package, 5V output. LT1027DILS8-5#PBF: Hermetic version, SOIC-8 package, 5V output.