MAX1848ETA+T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX1848ETA+T

Manufacturer

Analog Devices

Introduction

The MAX1848ETA+T is a compact, high-efficiency LED driver specifically designed for power management and LED driving applications. It employs a step-up (boost) topology to regulate the output voltage for consistent LED illumination.

Product Features and Performance

Step-Up (Boost) DC DC Regulator topology

Built-in internal switch

Single output channel

Support for a wide range of supply voltages (2.6V to 5.5V)

Output voltage fixed at 12.2V

Capable of delivering up to 750mA (Switch) output current per channel

High switching frequency at 1.2MHz for small external components

Designed for operating in environments with temperatures ranging from -40°C to 85°C

Available in a compact 8-WDFN Exposed Pad package for optimal heat dissipation

Product Advantages

High efficiency and power conversion in a compact footprint

Suitable for battery-operated devices due to low minimum supply voltage

High output current capability supports a wide range of LED configurations

High frequency allows for the use of smaller external inductors and capacitors, minimizing space

Key Technical Parameters

Voltage Supply (Min): 2.6V

Voltage Supply (Max): 5.5V

Voltage Output: 12.2V

Current Output / Channel: 750mA

Frequency: 1.2MHz

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Built with robust protection features for enhanced safety and reliability

Overcurrent and thermal protection to safeguard the device and connected components under abnormal conditions

Compatibility

Well-suited for powering LED backlights in various devices due to its versatile input voltage range and high output current capability

Application Areas

Primarily used in backlighting applications for mobile devices, handheld electronics, and portable computing devices

Also applicable in general LED lighting implementations requiring efficient power conversion

Product Lifecycle

The product status is marked as Active, indicating that it is currently in production and not near discontinuation

Availability of replacements or upgrades can be checked directly through Analog Devices for future planning

Several Key Reasons to Choose This Product

High efficiency and compact design make it ideal for portable and space-constrained applications

Wide input voltage range and high output current flexibility accommodate various design requirements

Integrated internal switch simplifies circuit design and reduces external component count

High-frequency operation enables the use of smaller, less expensive external components

Robust thermal and current protection features increase system reliability