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GIP TFT-LCD Panels
GIP TFT-LCD Panels
90% Efficiency
90% Efficiency
Adjustable Output Up to 24V
2.8V to 14V Input Supply Voltage
Input Supply Under-Voltage Lockout
Fixed 1.2MHz Switching Frequency
Adjustable Soft-Start
VOUT Over-Voltage Protection
Over-Temperature Protection
Thin 12-Lead WDFN Package
RoHS Compliant and Halogen Free
4.5A Step-Up DC/DC Converter
The RT8509A is a high performance switching Boost converter that provides a ,regulated supply voltage for active matrix thin film transistor (TFT) liquid ,crystal displays (LCDs).The RT8509A incorporates current mode, fixed-frequency, ,pulse width modulation (PWM) circuitry with a built in N-MOSFET to achieve high ,efficiency and fast transient response.,,The RT8509A has a wide input voltage range from 2.8V to 14V. In addition, the ,output voltage can be adjusted up to 24V via an external resistive voltage ,divider. The maximum peak current is limited to 4.5A (min.). Other features ,include adjustable soft-start, over-voltage protection, and over-temperature ,protection.,,The RT8509A is available in the WDFN-12L 5x5 package.,,
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