LV5125T-TLM-E

Overview

The LV5125T-TLM-E is a battery protection IC designed for single-cell lithium-ion batteries. It integrates overcharge, over-discharge, and short-circuit protection functions within a compact VCT-16 surface-mount package. The device operates with an input voltage range of 3 V to 4.5 V and features a maximum supply current of 5 µA. It supports output currents up to 4.74 mA and dissipates power up to 5.5 W. The component functions reliably across a temperature range of -30 °C to +75 °C.

Feature Summary

• Integrates comprehensive protection mechanisms for single-cell lithium-ion batteries including overcharge, over-discharge, and short-circuit detection.
• Designed for low-power operation with minimal standby current consumption suitable for portable applications.
• Utilizes a compact surface-mount package to facilitate space-constrained circuit board layouts.

Applications

• Single-cell lithium-ion battery protection in portable electronic devices
• Power management circuits for consumer electronics
• Battery backup systems requiring integrated safety monitoring

Procurement Notes

Verify the specific suffix and marking code against the manufacturer's official datasheet to ensure correct revision and packaging configuration. Confirm that the component status aligns with project requirements, as availability may vary. Cross-reference the part number with authorized distributors to validate authenticity and traceability before procurement.

Selection Notes

Select this component when designing protection circuits for single-cell lithium-ion batteries requiring integrated fault detection. Ensure the operating voltage range matches the system's power supply constraints. Consider the thermal dissipation capabilities relative to the expected load current and ambient temperature conditions during integration.

Part Context

This component belongs to onsemi's portfolio of intelligent power and sensing technologies. It leverages advanced semiconductor processes to deliver reliable protection solutions for automotive, industrial, and consumer markets. The device supports the development of safe and efficient battery management systems within broader power management architectures.

Replacement Considerations

Consult official substitution guides or contact technical support for verified alternative part numbers. Do not assume functional compatibility with other battery protection ICs without reviewing electrical specifications and pin configurations.

FAQ

What type of battery does the LV5125T-TLM-E protect?

It is designed for single-cell lithium-ion batteries.

What are the primary protection functions?

The IC provides overcharge, over-discharge, and short-circuit protection.