PA1861NLT

Overview

The PA1861NLT is a surface-mount flyback transformer manufactured by Pulse Electronics, designed for board mounting applications. It features an EP13 core and supports primary voltages ranging from 30 to 57 V with a secondary voltage of 3.3 V. The component provides an inductance of 115.5 µH and is engineered to deliver up to 2W of power across a high withstand voltage. This device is specifically intended for use in battery management systems (BMS) and energy storage solutions (ESS), supporting leading vendors' silicon architectures.

Feature Summary

• Designed for high withstand voltage isolation
• Supports up to 2W power delivery
• EP13 core construction

Applications

• Battery Management Systems (BMS)
• Energy Storage Solutions (ESS)

Procurement Notes

Verify the specific datasheet version to confirm electrical parameters such as leakage inductance and isolation ratings. Ensure the supplier documentation explicitly lists the PA1861NLT part number as a valid replacement or equivalent for your design requirements. Cross-reference the manufacturer's official specifications to validate compatibility with your target BMS or ESS silicon architecture before finalizing procurement.

Selection Notes

Select this component when designing isolated power stages for BMS or ESS applications requiring up to 2W output. The EP13 form factor suits space-constrained board mounts. Verify that the 30-57V primary range aligns with your input supply and that the 3.3V secondary matches your load requirements. Confirm thermal performance within the operating environment.

Part Context

This part belongs to Pulse Electronics' portfolio of power transformers for industrial and consumer electronics. It utilizes the EP13 magnetic core structure, which is common for low-to-medium power flyback converters. The SMD package facilitates automated assembly processes typical in modern PCB manufacturing for energy storage and battery monitoring equipment.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.