メーカー
TelCom Semiconductor Inc => Microchip
GENERAL DESCRIPTION
The TCM680 is a dual charge pump voltage converter that develops output voltages of +2VIN and – 2VIN from a single input voltage of +2.0V to +5.5V. Common applications include ±10V from a single +5V logic supply, and ±6V from a +3V lithium battery.
FEATURES
■ 99% Voltage Conversion Efficiency
■ 85% Power Conversion Efficiency
■ Wide Voltage Range .........................+2.0V to +5.5V
■ Only 4 External Capacitors Required
■ Space Saving 8-Pin SOIC Design
APPLICATIONS
■ ±10V From +5V Logic Supply
■ ±6V From a 3V Lithium Cell
■ Handheld Instruments
■ Portable Cellular Phones
■ LCD Display Bias Generator
■ Panel Meters
■ Operational Amplifier Power Supplies
+5V To ±10V Voltage Converter
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