R1232D151A-TR-FE

Voltage Regulators - DC DC Switching Regulators Overview

The R1232D151A-TR-FE is a buck switching regulator IC from Nisshinbo Micro Devices, designed for high-efficiency DC/DC power management. It provides a fixed positive output voltage of 1.5V with a maximum output current capability of 1.4A. The device operates within an ambient temperature range of -40°C to +85°C and supports a switching frequency of 1MHz. Packaged in an 8-SMD, Flat Leads configuration, it serves as a compact solution for portable electronics requiring stable step-down voltage conversion.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• High-efficiency DC/DC switching regulation for power management applications
• Fixed positive output voltage configuration
• Supports up to 1.4A output current capability
• Operates at a 1MHz switching frequency

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient step-down voltage conversion
• Battery-powered systems needing stable 1.5V supply rails
• General-purpose DC/DC power management circuits

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific package variant matches the 8-SMD, Flat Leads specification when sourcing. Confirm that the fixed 1.5V output aligns with system requirements, as adjustable variants exist within the series. Ensure thermal management considerations are addressed for the intended operating environment, particularly regarding the specified temperature range and power dissipation characteristics.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 1.5V output is required with up to 1.4A load capacity. The 1MHz switching frequency allows for smaller external passive components compared to lower-frequency alternatives. Consider the 8-SMD, Flat Leads package for surface-mount assembly compatibility. Verify input voltage ranges against the specific application's supply constraints before finalizing the design.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the R1232D series of buck switching regulators manufactured by Nisshinbo Micro Devices. The series focuses on high-efficiency power management solutions for portable applications. The '151' suffix typically denotes the fixed output voltage setting, while '-TR-FE' indicates the tape-and-reel packaging format suitable for automated manufacturing processes.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes may include other parts from the R1232D series with different output voltages or current ratings. Cross-reference pinouts and thermal characteristics carefully when considering alternative manufacturers' buck converters with similar 1.5V output and 1.4A capabilities.