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LM2664 - Switched Capacitor Voltage Converter

Datasheet Summary

Description

The LM2664 CMOS charge-pump voltage converter inverts a positive voltage in the range of 1.8 V to 5.5 V to the corresponding negative voltage of 1.8 V to

5.5 V.

The device uses two low-cost capacitors to provide up to 40 mA of output current.

Features

  • 1 Inverts Input Supply Voltage.
  • 6-Pin SOT-23 Package.
  • 12-Ω Typical Output Impedance.
  • 91% Typical Conversion Efficiency at 40 mA.
  • 1-µA Typical Shutdown Current 2.

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Datasheet preview – LM2664

Datasheet Details

Part number LM2664
Manufacturer Texas Instruments
File Size 1.16 MB
Description Switched Capacitor Voltage Converter
Datasheet download datasheet LM2664 Datasheet
Additional preview pages of the LM2664 datasheet.

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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM2664 SNVS005E – NOVEMBER 1999 – REVISED DECEMBER 2014 LM2664 Switched Capacitor Voltage Converter 1 Features •1 Inverts Input Supply Voltage • 6-Pin SOT-23 Package • 12-Ω Typical Output Impedance • 91% Typical Conversion Efficiency at 40 mA • 1-µA Typical Shutdown Current 2 Applications • Cellular Phones • Pagers • PDAs • Operational Amplifier Power Suppliers • Interface Power Suppliers • Handheld Instruments 3 Description The LM2664 CMOS charge-pump voltage converter inverts a positive voltage in the range of 1.8 V to 5.5 V to the corresponding negative voltage of −1.8 V to −5.5 V. The device uses two low-cost capacitors to provide up to 40 mA of output current.
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