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19-3699; Rev 1; 9/05
KIT ATION EVALU E L B AVAILA
Step-Up Regulator with Switch Control and Operational Amplifier for TFT LCD
General Description Features
♦ 1.8V to 5.5V Input Voltage Range ♦ Input Undervoltage Lockout ♦ 0.5mA Quiescent Current ♦ 640kHz/1.2MHz Current-Mode Step-Up Regulator Fast Transient Response High-Accuracy Output Voltage (1.5%) Built-In 14V, 2.5A, 115mΩ MOSFET High Efficiency Programmable Soft-Start Current Limit with Lossless Sensing Timer-Delay Fault Latch ♦ High-Speed Operational Amplifier ±150mA Output Current 7.