LT6656ACDC-3#TRPBF

Voltage Reference Overview

The LT6656ACDC-3#TRPBF is a precision series voltage reference manufactured by Analog Devices Inc. It provides a fixed output voltage of 3V with an initial accuracy of 0.1% and a maximum temperature coefficient of 10ppm/°C. The device operates within a supply voltage range of 2.51V to 18V, drawing a typical supply current of 1µA. It features a minimum output drive current of 5mA and requires a minimum output capacitance of 1µF for stability. The component is housed in a 6-lead (2mm × 2mm) plastic DFN package and is specified for operation from 0°C to 70°C.

Voltage Reference Feature Summary

• Ultralow supply current consumption suitable for battery-powered applications
• Low dropout voltage allowing operation with minimal headroom
• Reverse input and output protection capabilities
• Stable operation with a wide range of output capacitor ESR values

Voltage Reference Applications

• Precision A/D and D/A converters
• Portable gas monitors
• Battery- or solar-powered systems
• Micropower remote sensing

Voltage Reference Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when ordering. Confirm the AC grade designation corresponds to the required 0.1% initial accuracy and 10ppm/°C temperature coefficient specifications. Ensure the commercial temperature range of 0°C to 70°C meets the operational requirements of the target system environment.

Voltage Reference Selection Notes

Select this component for designs requiring a compact surface-mount voltage reference with low power consumption. The 3V output option is suitable for interfacing with microcontrollers and ADCs operating at standard logic levels. Consider the 6-lead DFN package for space-constrained PCB layouts while ensuring adequate thermal management within the commercial temperature range.

Voltage Reference Part Context

This part belongs to the LT6656 family of 1µA precision series voltage references. The family offers various output voltages including 1.25V, 2.048V, 2.5V, and 5V. Different grades such as A and B provide varying levels of accuracy and drift performance. The DC suffix denotes the 6-lead DFN package variant available in both commercial and industrial temperature ranges.

Voltage Reference Replacement Considerations

LT6656BCDC-3#TRPBF

Voltage Reference FAQ

What is the minimum output capacitance required for stable operation?

A minimum output capacitance of 1µF is required for stable operation.

Does the LT6656 support reverse input connections?

Yes, the device can withstand the reversal of input connections.