BD6155FVM-TR

Overview

The BD6155FVM-TR is a DC/DC converter IC designed for LCD backlight applications, manufactured by ROHM Semiconductor. It operates as a switched capacitor (charge pump) regulator with a single output capable of delivering up to 80 mA. The device functions within an input voltage range of 2.5 V to 4.5 V and provides an adjustable output voltage between 1 V and 3.3 V. Key electrical parameters include a quiescent current of 10 µA and a switching frequency of 1 MHz. It is housed in an 8-pin MSOP package and supports surface mount installation. The component is rated for operation between -25°C and +85°C.

Feature Summary

• Integrated charge pump topology for efficient step-up or regulation without requiring external inductors
• Built-in shutdown function to minimize power consumption during standby modes
• Compact 8-MSOP package design suitable for space-constrained portable electronics

Applications

• LCD backlight power supply for mobile devices
• Portable electronic equipment requiring regulated LED driving
• Battery-powered systems needing efficient voltage conversion

Procurement Notes

Verify the obsolete status of this part number before procurement, as it may be discontinued or not recommended for new designs. Confirm availability through authorized distributors and check for valid RoHS compliance documentation. Ensure the specific suffix matches the required reel or cut tape packaging format. Cross-reference datasheet revisions to ensure compatibility with current manufacturing standards.

Selection Notes

Select this component for applications requiring a compact, inductor-less solution for driving LCD backlights or low-current LEDs. Consider the 80 mA output limit and 1 MHz switching frequency when designing filter components. Evaluate the thermal performance within the specified operating temperature range. Compare against newer alternatives if long-term supply stability is a critical requirement for the product lifecycle.

Part Context

This part belongs to ROHM's line of PMICs focused on power management for portable devices. It falls under the category of switching voltage regulators, specifically utilizing charge pump technology. The manufacturer specializes in automotive and consumer electronics components, offering various packages including MSOP for space-efficient designs.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Due to the obsolete status indicated in some sources, consult the manufacturer for direct recommendations on functional replacements that maintain pin compatibility and electrical specifications.