MAX1839EEP+

Lighting, Ballast Controllers Overview

The MAX1839EEP+ is a wide-brightness-range CCFL backlight controller manufactured by Analog Devices Inc./Maxim Integrated. It operates with a supply voltage range of 4.6V to 28V and features a switching frequency between 64kHz and 200kHz. The device draws an operating supply current of 3.2 mA and dissipates up to 727 mW of power. It is housed in a QSOP-20 package (PDSO20) with a pitch of 0.025 inches and dimensions of 0.150 inches.

Lighting, Ballast Controllers Feature Summary

• Wide-brightness-range control capability for CCFL backlights
• Integrated overvoltage, overcurrent, and short-circuit protection
• High-accuracy sensors for precise voltage monitoring

Lighting, Ballast Controllers Applications

• CCFL backlight controllers for displays
• Fluorescent light control systems

Lighting, Ballast Controllers Procurement Notes

Verify component status as the MAX1839EEP+ is classified as End of Life or Obsolete. Confirm availability through authorized distributors or surplus channels. Ensure compatibility with existing design requirements before procurement due to limited stock potential.

Lighting, Ballast Controllers Selection Notes

Select this component for applications requiring precise CCFL brightness control within a 4.6V to 28V supply range. Consider the 3.2 mA supply current and 727 mW power dissipation limits during thermal design. The QSOP-20 package must be accommodated in the PCB layout.

Lighting, Ballast Controllers Part Context

This part belongs to the Maxim Integrated CCFL controller family, designed for display backlighting applications. It integrates control logic and protection features into a single package, simplifying the design of fluorescent lamp drivers for portable and industrial displays.

Lighting, Ballast Controllers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.