TPS65090ARVNR

Overview

The TPS65090ARVNR is a single-chip power management IC designed for portable devices powered by dual or triple lithium-ion/polymer battery packs. It integrates a switch-mode battery charger with power path management, three high-efficiency buck converters, two always-on LDOs, and seven load switches. The device supports an input voltage range of 6 V to 17 V and features an I2C interface for programmable control. Key electrical parameters include a maximum charging current of 4 A, a maximum system output current of 4 A, and a supply voltage limit of 17 V. It operates within a temperature range of -40°C to 85°C and is housed in a 100-VQFN package.

Feature Summary

• Integrates a switch-mode battery charger with power path management for dual or triple cell Li-ion/Polymer batteries.
• Includes three high-efficiency buck converters providing fixed 5 V, fixed 3.3 V, and adjustable voltage rails.
• Features two always-on LDOs and seven current-limited load switches for flexible power distribution.
• Supports multiple I2C communication speeds including standard, fast, Fast-Mode Plus, and high-speed modes.

Applications

• Portable electronic devices requiring integrated power management
• Systems powered by dual or triple cell lithium-ion battery packs
• Applications utilizing external wall adapters for direct power input

Procurement Notes

Verify the specific ordering suffix ARVNR against the manufacturer's official datasheet to confirm the exact package type and tape/reel specifications. Ensure compatibility with the required I2C interface speeds and thermal requirements for the target application environment. Cross-reference the component marking with the official documentation to prevent counterfeit substitution.

Selection Notes

Select this component when a single-chip solution is required for managing dual or triple cell lithium-based battery systems. It is suitable for designs needing integrated power path management alongside multiple regulated voltage rails. Consider the 100-VQFN package size and thermal performance if space constraints are critical. Verify that the I2C address and programming capabilities meet the system control requirements.

Part Context

The TPS65090 belongs to Texas Instruments' portfolio of specialized power management ICs for portable applications. This series focuses on integrating multiple power functions into a single chip to reduce board space and complexity. The TPS65090 specifically targets devices requiring efficient battery charging and robust power distribution from a compact form factor.

Replacement Considerations

Consult the official TI replacement matrix for verified substitutes. Generic PMICs may not offer identical pinouts or integrated features such as the specific combination of chargers, buck converters, and load switches found in this model.