ME7400B Power Management IC, Constant-Voltage LED Screen Driver, 14×8 Array, 4.5–5.5V, SOP32

The ME7400B is a constant-voltage LED driver IC designed for 14×8 LED matrix displays. It provides reliable LED driving performance with a fixed 250Hz refresh rate, making it suitable for segmented and matrix display panels.

Key Specifications

• Driver Mode: Constant-Voltage Array

• LED Configuration: 14 × 8

• Input Voltage (VIN): 4.5V – 5.5V

• Output Current (IOUT): ≈400mA (Red LED)

• Refresh Frequency: 250Hz

• Package: SOP32

Applications

• LED matrix displays

• Appliance display panels

• Industrial indicators

Features

• Optimized for 14×8 LED arrays

• Stable constant-voltage control

• Smooth display refresh

• Compact SOP32 package