MAX675CPA+

Overview

The MAX675CPA+ is a precision voltage reference providing a pretrimmed +5V output with ±0.15% initial accuracy. It features a temperature coefficient of 12ppm/°C and operates within a commercial temperature range of 0°C to +70°C. The device utilizes an 8-pin PDIP package and includes a dedicated TEMP pin for absolute temperature sensing. Electrical characteristics include a maximum quiescent supply current of 1400µA, short-circuit protection, and an output adjustment range of ±150mV.

Feature Summary

• Pretrimmed to +5V with ±0.15% initial error tolerance
• Includes a dedicated terminal for absolute temperature measurement
• Features internal short-circuit protection for indefinite duration
• Offers adjustable output voltage via the trim terminal

Applications

• Analog-to-Digital Converters
• Digital Voltmeters
• Precision Calibration Standards
• Threshold Detectors

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific ordering suffix matches the required package type and temperature grade. Ensure compliance with relevant environmental standards prior to integration into final assemblies.

Selection Notes

Select this component when a stable +5V reference with high initial accuracy is required. Consider the integrated temperature sensor if system monitoring is needed. Evaluate thermal management requirements based on the specified power dissipation limits in the target application environment.

Part Context

This part belongs to the MAX675 family of precision voltage references manufactured by Analog Devices Inc./Maxim Integrated. The series offers various packages including SO and DIP options across different temperature grades. It serves as a foundational power management IC for analog signal conditioning circuits.

Replacement Considerations

The datasheet notes pin-for-pin compatibility with the REF02. Verify electrical specifications against alternative sources to ensure functional equivalence in critical applications.

FAQ

What is the function of the TEMP pin?

The TEMP pin provides a temperature-dependent output voltage proportional to absolute temperature, with a scale factor of approximately 2.1mV/°C.

Can the output voltage be adjusted?

Yes, the TRIM terminal allows adjustment of the output voltage over a range of 5V ±150mV to compensate for system errors.