Product Summary
The ICL7662CPA is a CMOS voltage converter. The ICL7662CPA is a monolithic charge pump voltage inverter that will convert a positive voltage in the range of +4.5V to +20V to the corresponding negative voltage of -4.5V to -20V. The ICL7662CPA provides performance far superior to previous imple-mentations of charge pump voltage inverters by combining low quiescent current with high efficiency. The ICL7662CPA has an oscillator, control circuitry, and 4 power MOS switches on-chip, with the only required external components being two low cost capacitors.Applications of the ICL7662CPA are Inexpensive Negative Supplies, Data Acquisition Systems, Up to -20V for Op Amps, and Other Linear Circuits, Supply Splitter, V0UT = Vs/2 RS-232 Power Supplies.
Parametrics
ICL7662CPA absolute maximum ratings: (1)V+ TO GND: -0.3V, +22V; (2)Oscillator Input to GND (Note 1): (V- < 12V) -0.3V, V+ + 0.3V; (V. > 12V) V+ - 12.3V, V+ + 0.3V; (3)Power Dissipation (Note 2): Plastic DIP= 300mW; SO= 500mW; TO-99= 500mW; CERDIP= 500mW; (4)Operating Temperature Ranges: Commercial {ICL7662C_, Si7661C_): 0°C to +70°C; Extended (ICL7662E_, Si7661D_ or ESA): -40°C to +85°C; Military (ICL7662MTV/MJA, Si7661AA/AK): -55°C to +125°C; (5)Storage Temperature: -65°C to +160°C; (6)Lead Temperature (soldering, 10sec): +300°C.
Features
ICL7662CPA features : (1)+4.5V to +20V Supply to -4.5V to -20V Output; (2)Cascaded Voltage Multiplication (V0UT = -n x V+); (3)99.7% Typical Open Circuit Conversion Efficiency; (4)Requires Only 2 External Capacitors; (5)Pin Compatible with the ICL7660.
Diagrams
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ICL7662CPA |
Maxim Integrated Products |
Charge Pumps CMOS Voltage Converter |
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ICL7662CPA+ |
Maxim Integrated Products |
Charge Pumps CMOS Voltage Converter |
Data Sheet |
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