LTC3337ERC#TRPBF

Battery Management Overview

The LTC3337ERC#TRPBF is a micropower primary battery State of Health (SoH) monitor manufactured by Analog Devices Inc. It integrates a precision coulomb counter to measure critical battery variables including charge, voltage, impedance, and temperature. The device supports input voltages from 1.8V to 5.5V and handles peak currents up to 100mA while maintaining an ultra-low static current of 100nA. This component provides accurate health monitoring across all load configurations with infinite dynamic range.

Battery Management Feature Summary

• Integrates a precision coulomb counter for accurate state of health measurement
• Features ultra-low 100nA static current to maximize battery runtime
• Provides infinite dynamic range accuracy across varying load configurations

Battery Management Applications

• Low power primary battery powered systems
• Electronic door locks
• Remote industrial sensors and meters
• Asset trackers

Battery Management Procurement Notes

Verify the specific ERC suffix against official Analog Devices documentation to confirm temperature grade and package variations. Ensure compatibility with the intended battery chemistry and system voltage requirements before procurement. Cross-reference the part number with authorized distributors to confirm availability status and lead times.

Battery Management Selection Notes

Select this component for applications requiring precise battery health monitoring in low-power environments. The integrated coulomb counter eliminates the need for external sensing resistors in many configurations. Consider the 100nA quiescent current when designing for long-life primary battery applications where minimizing self-discharge is critical.

Battery Management Part Context

The LTC3337 series belongs to Analog Devices' portfolio of micropower battery management solutions. It is designed specifically for primary batteries such as LiSOCl2 and alkaline cells. The device simplifies battery monitoring by providing direct measurements of charge, voltage, and internal resistance without complex external circuitry.

Battery Management Replacement Considerations

Consult official Analog Devices substitution guides for verified alternatives. Generic replacements may not match the precision coulomb counter performance or ultra-low static current specifications required for primary battery monitoring.