G5521

Global Mixed-mode Technology Inc. G5521 Integrated Multi-Channel DC-DC Converter for TFT-LCD Panels Features „ 2.5V to 5.5V Input Supply Range „ 640kHz/1.2MHz Current-Mode Boost Regulator Š Fast Transient Response to Pulse Load Š ±1% Accurate Output Voltage Š Built-In 20V/2A, 0.2Ω N-Channel MOSFET Š High Efficiency up to 90% Š Programmable Soft-Start Š Over-Current Protection Š Output Under-Voltage Protection „ High-Performance Operational Amplifiers ±150mA Output Short-Circuit Current Š 12V/µs Slew Rate Š 12MHz, -3dB Bandwidth Š Rail-to-Rail Input and Output „ Low Dropout Voltage Linear Regulator Š 350mA Maximum Output Current Š Adjustable Output Voltage „ On-Chip GPM Controller Š Adjustable Falling Time and Power-On Delay Š Flicker Compensator Š Power-On Sequence Control „ Charge pump for VGH regulation „ Low Voltage Detector Š Programmable Detecting Voltage and Delay Time „ Thermal-Overload Protection „ RoHs Compliant „ TQFN4X4-24 Package Application...