ISL6341BIRZ

DC DC Switching Controllers Overview

The ISL6341BIRZ is a synchronous buck DC-DC switching controller manufactured by Renesas Electronics Corporation. It operates with a fixed switching frequency of 600 kHz and supports a maximum duty cycle of 75%. The device accepts an input supply voltage range of 4.5 V to 14.4 V and provides a single positive output configuration. It is housed in a 10-WFDFN package with an exposed pad, specifically identified as 10-TDFN-EP (3x3). The component is rated for an operating temperature range from -40°C to +85°C.

DC DC Switching Controllers Feature Summary

• Integrated synchronous rectification for improved efficiency
• Supports phase control and clock synchronization capabilities
• Includes power good indication and enable pin functionality
• Features integrated power-on reset circuitry

DC DC Switching Controllers Applications

• General purpose step-down voltage regulation
• Point-of-load conversion in industrial systems
• Power distribution networks requiring synchronous buck topology

DC DC Switching Controllers Procurement Notes

Verify the current manufacturing status before procurement, as official records indicate this specific part number may be obsolete or end-of-life. Confirm availability of qualified replacement components such as the NCP1589CMNTWG if direct sourcing is unavailable. Ensure that any substitute parts meet the required electrical specifications and thermal performance standards for your application design.

DC DC Switching Controllers Selection Notes

Select this controller when a fixed 600 kHz switching frequency is required for compact passive component sizing. The 10-TDFN-EP package is suitable for applications needing efficient heat dissipation through the exposed pad. Consider the 4.5 V to 14.4 V input range compatibility with standard system rails. Verify that the synchronous architecture aligns with efficiency targets compared to asynchronous alternatives.

DC DC Switching Controllers Part Context

This component belongs to the ISL6341 series of DC-DC controllers from Renesas. It is designed for high-efficiency power management in space-constrained environments. The series typically features robust protection mechanisms and precise voltage regulation. It serves as a core control element in modern switching power supplies where size and efficiency are critical design parameters.

DC DC Switching Controllers Replacement Considerations

Public documentation identifies the NCP1589CMNTWG from onsemi as a confirmed alternative for this obsolete part number.