TPA626-VR-S

Current Regulation/Management Overview

The TPA626-VR-S is a bidirectional current and power monitor manufactured by 3PEAK. It features a 16-bit SAR ADC for precise measurement of shunt voltage drops and bus supply voltages. The device supports I2C or SMBus interfaces with up to 16 programmable addresses. It operates with a common-mode input voltage range from 0V to 36V and requires a supply voltage between 2.7V and 5.5V. Packaged in a compact 10-pin MSOP, it enables high-side or low-side sensing for accurate current, voltage, and power reporting.

Current Regulation/Management Feature Summary

• Supports bidirectional current monitoring with high-side or low-side detection capabilities
• Integrates a 16-bit SAR ADC for high-resolution digital conversion of analog signals
• Provides configurable averaging options to optimize noise performance and sampling speed
• Includes an integrated open-drain alert output for fault detection and system protection

Current Regulation/Management Applications

• Power management systems
• Server infrastructure
• Telecommunications equipment
• Computing hardware
• Test and measurement devices

Current Regulation/Management Procurement Notes

Verify the specific suffix VR-S against the manufacturer's official datasheet to confirm pinout compatibility and package dimensions. Ensure the selected variant matches the required operating temperature range and interface protocol specifications for your target application environment before finalizing procurement decisions.

Current Regulation/Management Selection Notes

Select this component when precise digital monitoring of bidirectional current and power is required in systems with bus voltages up to 36V. The 16-bit resolution and configurable averaging make it suitable for applications demanding high accuracy and noise immunity. Consider the 10-pin MSOP package size for space-constrained designs requiring multiple addressable monitors on a single bus.

Current Regulation/Management Part Context

The TPA626 series represents 3PEAK's solution for digital power monitoring, designed to replace traditional analog sensing methods. By integrating a high-resolution ADC and communication interface directly onto the chip, it simplifies system architecture. This model specifically targets modern digital and industrial systems where detailed energy flow insights are critical for efficiency and reliability.

Current Regulation/Management Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Verify compatibility with existing PCB layouts and firmware drivers if considering alternative manufacturers' current monitors with similar I2C interfaces and voltage ranges.

Current Regulation/Management FAQ

What is the maximum common-mode input voltage supported by the TPA626?

The TPA626 supports a common-mode input voltage range from 0V to 36V, allowing for both high-side and low-side current sensing applications.

How many programmable addresses does the device support?

The device supports up to 16 programmable addresses via its I2C-compatible interface, enabling multiple units to be monitored on a single bus.

What type of ADC is integrated into the TPA626?

The TPA626 integrates a 16-bit Successive Approximation Register (SAR) Analog-to-Digital Converter (ADC) for precise signal conversion.