The MAX8630ZETD18+ from Maxim Integrated is a high-efficiency, charge-pump-based, dual-mode LED driver designed to power white LEDs with precision and ease. It is specifically tailored for portable applications where power efficiency and compactness are key considerations. This LED driver is ideal for powering backlighting in portable devices such as smartphones, tablets, and handheld gaming devices.

Key Features

• Dual-Mode Operation: The MAX8630ZETD18+ operates in 1x, 1.5x, and 2x modes, automatically switching between modes based on LED forward voltage requirements to maintain optimal efficiency.
• High Efficiency: With an efficiency of up to 92%, this driver conserves battery life by minimizing power loss, making it well-suited for battery-powered applications.
• Adjustable Brightness: The LED driver supports PWM (Pulse-Width Modulation) dimming, which allows for precise control over the brightness levels of the connected LEDs.
• Low Input Voltage: The device operates from a 2.6V to 5.5V input voltage range, accommodating a variety of power sources.
• Thermal Protection: Built-in thermal shutdown protection ensures the device remains safe and stable under high-temperature conditions.
• Compact Package: Housed in a tiny 14-pin TDFN package, the MAX8630ZETD18+ saves space on the PCB, making it an excellent choice for space-constrained applications.

Applications

The MAX8630ZETD18+ is versatile and can be used in a multitude of applications that require efficient LED driving capabilities. Its main applications include:

• Mobile phone displays
• Portable media player screens
• Handheld gaming devices
• Personal digital assistants (PDAs)
• Other portable devices requiring backlighting

With its high efficiency, compact size, and dual-mode operation, the MAX8630ZETD18+ LED driver from Maxim Integrated stands out as a top solution for driving white LEDs in portable electronic devices.