BD9766FV-E2

Power Management - Specialized Overview

The BD9766FV-E2 is a silicon monolithic integrated circuit from ROHM Semiconductor, classified as specialized power management IC (PMIC). It operates within a supply voltage range of 5.0 V to 11.0 V and supports an operating temperature range of -35°C to +85°C. The device features CT oscillation frequencies between 0.10 kHz and 0.50 kHz. It provides lamp current and voltage sense feedback control, soft start sequencing, and short circuit protection via timer latch and overvoltage mechanisms. The component is available in an SSOP-28 package with a maximum power dissipation of 850 mW.

Power Management - Specialized Feature Summary

• Lamp current and voltage sense feedback control for precise regulation
• Sequencing capability achieved through soft start control
• Short circuit protection utilizing timer latch and overvoltage detection
• Mode-selectable operation or standby states via dedicated pin

Power Management - Specialized Applications

• LCD display backlight driving
• CCFL lamp driver circuits
• Portable electronic device power management

Power Management - Specialized Procurement Notes

Verify the specific suffix E2 against official ROHM documentation to confirm package type and environmental compliance status. Ensure the ordering part number matches the required SSOP-28 configuration. Cross-reference the datasheet revision date to validate technical specifications before procurement. Confirm availability of the active lifecycle status with authorized distributors.

Power Management - Specialized Selection Notes

Select this component when designing CCFL backlight systems requiring integrated feedback control and protection features. Consider the 5V to 11V input range compatibility with system power rails. Evaluate the thermal performance given the 850 mW power dissipation limit in the SSOP-28 package. Verify interface requirements against the MICROWIRE protocol if applicable to the host controller.

Power Management - Specialized Part Context

This part belongs to ROHM's specialized PMIC family designed for display backlight applications. It integrates control logic for lamp ignition and steady-state operation. The BD9766 series typically addresses portable electronics needing efficient lighting solutions. It complements other ROHM drivers by providing robust protection and control features in a compact surface-mount package.

Power Management - Specialized Replacement Considerations

Check for direct substitutes within the BD9766 series such as BD9766FV. Verify pin compatibility and electrical parameters against alternative CCFL driver ICs from ROHM or other manufacturers. Ensure replacement parts support the same SSOP-28 footprint and operating voltage ranges.