The GYD-9E is a universal LED driver module designed to power and control the backlight systems of LCD monitors and televisions. Widely used as a replacement driver for failed inverter boards, this compact module plays a crucial role in retrofitting older CCFL-lit displays with modern, energy-efficient LED strips. This article provides a comprehensive datasheet and technical reference for the GYD-9E.
The heart of the GYD-9E module is the DF6113 step-up controller IC . Unlike generic voltage regulators, the DF6113 monitors current feedback continuously. This mechanism prevents thermal runaway in the connected LED matrix by adjusting the duty cycle dynamically to match a precise target current. 2. Transistor Configuration
The board features two independent output ports. This allows it to drive two separate LED strips simultaneously, which is a standard requirement for many 20-inch and 24-inch monitors that use "top and bottom" or "left and right" lighting arrays. Constant Current Output gyd-9e datasheet
The GYD-9E may also be referred to by other names or have equivalent modules. Some alternative designations include CA-155 and Gold-9EF. The board is sometimes marked as CA-155 REV:01 and may be sold under different brand names.
The GYD-9E module typically features a standard pin header layout facilitating easy integration with development boards. The GYD-9E is a universal LED driver module
Always verify the information below against the original manufacturer’s datasheet. Specifications are subject to change. This document is for informational purposes only.
represents a vital "universal" solution for restoring function to aging hardware. By acting as an intermediary between a television's main power supply and its LED strips, the GYD-9E ensures that the delicate light-emitting diodes receive a regulated, constant current, which is critical for preventing thermal runaway and premature burnout. The heart of the GYD-9E module is the
The GYD-9E is a 9 Degrees of Freedom (9-DOF) sensor module. Unlike a standard 6-DOF sensor (which only tracks acceleration and rotation), a 9-DOF sensor adds a magnetometer. This allows the device to calculate absolute orientation relative to the Earth's magnetic field.
The GYD-9E is designed for reliability and compatibility with a wide range of DC input voltages, making it a popular choice for industrial and consumer display repairs. Specification 10V - 30V DC Output Voltage ( Uoutcap U sub o u t end-sub ) 7.5V - 9.5V DC (Based on load) Output Current ( Ioutcap I sub o u t end-sub ) 10mA - 1000mA (Adjustable) Compatible Panel Size 15 - 24 inches Signal Input ON/OFF (3.3V-5V) Adjustment Function Brightness adjustment supported Channels One general/common channel Key Features of the GYD-9E Driver