INA236AIYBJR

Current Regulation/Management Overview

The Texas Instruments INA236AIYBJR is a 16-bit digital current monitor and power regulator featuring an I²C/SMBus compatible interface. It supports high or low side current sensing with a common-mode voltage range of -0.3V to 48V. The device operates on a single supply voltage from 1.7V to 5.5V, consuming a typical operating current of 300µA and 2.2µA in standby mode. It offers a maximum gain error of 0.1% and a maximum offset of 5µV. The component is housed in a DSBGA-8 package (0.745mm × 1.508mm) and functions within a temperature range of -40°C to +125°C.

Current Regulation/Management Feature Summary

• Supports high-side or low-side current detection with a wide input common-mode range up to 48V.
• Provides 16-bit ADC resolution for precise reporting of current, bus voltage, and power values.
• Features programmable calibration values with an internal multiplier for direct reading of amperes and watts.
• Includes configurable averaging options and general call addressing for device synchronization.

Current Regulation/Management Applications

• Battery chargers
• Power management systems
• Cell phone devices
• Smart speakers
• Wearable equipment

Current Regulation/Management Procurement Notes

Verify the specific suffix 'AIYBJR' against the official Texas Instruments datasheet to confirm the exact temperature grade, packaging type, and address configuration. Ensure that the selected variant matches the required operational environment and interface compatibility. Cross-reference the manufacturer part number with authorized distributors to validate authenticity and traceability before finalizing procurement orders.

Current Regulation/Management Selection Notes

Select this component when high precision is required for monitoring current, voltage, and power in systems with bus voltages up to 48V. The 0.1% maximum gain error makes it suitable for applications demanding accurate energy measurement. Consider the DSBGA-8 package size for space-constrained designs. Ensure the system logic levels are compatible with the 1.2V, 1.8V, 3.3V, or 5.0V I²C/SMBus interface requirements.

Current Regulation/Management Part Context

The INA236 belongs to Texas Instruments' family of 16-bit digital current monitors designed for versatile power management applications. It integrates an I²C/SMBus interface to simplify system connectivity. The device distinguishes itself by supporting both high-side and low-side sensing while maintaining accuracy across a wide common-mode voltage range, making it adaptable for various industrial and consumer electronics power architectures.

Current Regulation/Management Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult the official TI selection guide for potential alternatives within the INA23x series or similar current monitor families if pinout or functional compatibility requires modification.