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SP4446 - High Output Voltage Boost Regulator LCD Bias Regulator

General Description

The SP4446 is a micro power Boost Regualtor in a 5-lead SOT-23 package.

It is a current limited, fixed off time regulator configured for use in boost mode applications.

The operating voltage can be less than 3V and is capable of generating voltages as high as 30 Volts.

Key Features

  • High Output Voltage: Up to 30V.
  • High Efficiency.
  • Low Quiescent Current: ~20uA.
  • Miniature Package: (5-lead SOT-23).
  • Single Battery Cell Operation.
  • Programmable Output Voltage.
  • 1Ω Switch (150mV at 150mA).

📥 Download Datasheet

Datasheet Details

Part number SP4446
Manufacturer Sipex
File Size 169.60 KB
Description High Output Voltage Boost Regulator LCD Bias Regulator
Datasheet download datasheet SP4446 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
® PRELIMINARY SP4446 High Output Voltage Boost Regulator LCD Bias Regulator FEATURES ■ High Output Voltage: Up to 30V ■ High Efficiency ■ Low Quiescent Current: ~20uA ■ Miniature Package: (5-lead SOT-23) ■ Single Battery Cell Operation ■ Programmable Output Voltage ■ 1Ω Switch (150mV at 150mA) APPLICATIONS ■ LCD Bias ■ Tuner Pin Voltage ■ White LED Driver ■ High Voltage Bias ■ Digital Cameras ■ Cell Phone ■ Battery Backup ■ Handheld Computers VIN SHDN 5 4 SP4446 5 Pin SOT-23 1 SW 2 GND 3 FB Now Available in Lead Free Packaging DESCRIPTION The SP4446 is a micro power Boost Regualtor in a 5-lead SOT-23 package. It is a current limited, fixed off time regulator configured for use in boost mode applications.