ET6038数据手册ETEK中文资料规格书

描述 Description

ET6038 is a with 36 independent constant current low resistance LED drive output channels, each channel has 256 steps PWM regulation function, the chip also has 16 steps global current regulation function, the maximum driving current of 42.6mA. ET6038 using I2C bus structure, with a separate address and continuous address writing function, through the code to configure a variety of register Settings, to achieve the setting of various parameters.

特性 Features

• Supply voltage 2.7V to 5.5V

• 36 constant current output channels

• The constant current output value is not affected by the load voltage

• Accurate current output value

• General difference between channels: With an external resistor, the current output can be adjusted

• Each circuit has 256 order PWM current adjustment function

• Maximum driving current up to 42.6mA

• I2C interface, four chip-address can be set

• Open and short circuit detection function

• Soft shutdown function/external hardware off function

• Package: QFN44(ET6038Y) or LQFP48(ET6038Q)

应用 Application

• Household applications, Toy display
• Smart portable devices, Smart audio applications