NJW4155GM1-A-TE1

Voltage Regulators - DC DC Switching Regulators Overview

The NJW4155GM1-A-TE1 is a buck switching voltage regulator IC from Nisshinbo Micro Devices. It integrates an internal MOSFET switch and operates with current mode control. The device supports an input voltage range up to 40V and delivers an output current capability of 2.7A. It features a fixed switching frequency of 450kHz and achieves a fast load transient response time of 4ms. The unit is housed in an 8-SOIC package with an exposed pad for thermal management.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates an internal power MOSFET switch for compact design
• Utilizes current mode control architecture for stable regulation
• Provides rapid load transient response characteristics
• Supports adjustable positive output voltage configuration

Voltage Regulators - DC DC Switching Regulators Applications

• Critical systems requiring low-latency voltage regulation
• Embedded electronics powered by high-voltage sources
• Portable devices utilizing battery or adapter inputs

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix TE1 against official datasheets to confirm reel packaging specifications. Ensure compatibility with 8-SOIC footprint requirements during PCB layout. Cross-reference manufacturer part numbers directly with Nisshinbo documentation to avoid substitution errors. Confirm RoHS compliance status through certified product data sheets prior to integration.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a 40V input rating and 2.7A continuous output are required. The 450kHz frequency balances efficiency and passive component size. Consider the 4ms transient response for loads with rapid current changes. The integrated MOSFET simplifies bill of materials compared to external switch solutions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the NJW41 series of switching regulators designed for general-purpose power management. It complements other Nisshinbo PMICs by offering higher voltage tolerance than standard 36V parts. The series focuses on integrating power switches to reduce board space while maintaining robust performance in industrial and consumer applications.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check NJW4155GM1-B-TE1 for similar functionality with potentially different switching frequencies. Verify pinout compatibility before substituting with other 8-SOIC buck converters. Ensure input voltage and current ratings meet or exceed original design requirements.