EL7641A - Intersil Corporation

EL7641A (EL7640A - EL7642A) TFT-LCD DC/DC

Input Supply Range Undervoltage Lockout Threshold Undervoltage Lockout Threshold Quiescent Current Quiescent Current - Switching Fault Delay Time Reference Voltage VIN rising VIN falling LX not switching LX switching CDEL = 100nF TA = 25°C 2.6 2.4 2.2 2.5 2.3 5.5 2.6 2.4 2.5 5 23 10 V V V mA mA ms 1.19 1.187 1.215 1.215 140 1.235 1.238 V V °C SHUTDN.

Features

• Current mode boost regulator - Fast transient response - 1% accurate output voltage - 18V/3A integrated FET - >90% efficiency
• 2.6V to 5.5V VIN supply
• 2 LDO controllers for VON and VOFF - 2% output regulation - VON-slice circuit
• High speed amplifiers - 150mA short-circuit output current - 12V/µs slew rate - 12MHz -3dB bandwidth - Rail-to-rail inputs and outputs
• Built-in power sequencing
• Internal soft-start
• Multiple overload protection
• Thermal shutdown
• 32 Ld 5x5 thin QFN package
• Pb-free plus anneal available (RoHS compliant) PKG. DWG. # MDP0051 MDP0051 MDP0051 MDP0051 MDP0051.