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EUP3618 - Charge Pump Flash LED Driver

General Description

The EUP3618 is a large-current charge pump designed specifically for white LEDs used in camera flash applications.

Only one small bucket capacitor is required to develop the output drive, providing a low EMI solution compared with inductive boost regulators.

Key Features

  • Input Voltage Range.
  • 2.7V to 5.5V Flash and Movie.
  • Two Selectable Modes Up to 700mA Output Current.
  • Flash Mode Flash Mode Safety Timer Shut-Off 1X and 2X Automatic Mode for High Efficiency External Flash Control Pin for Synchronization to a Camera Module or Graphics Controller Short-Circuit, Over-Voltage, Over-Current and Over-Temperature Protection Soft-Start Functionality 3mm × 3mm TDFN-10 Package RoHS Compliant and 100% Lead (Pb)-Free Halogen-Free.

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Datasheet Details

Part number EUP3618
Manufacturer Eutech
File Size 271.28 KB
Description Charge Pump Flash LED Driver
Datasheet download datasheet EUP3618 Datasheet

Full PDF Text Transcription for EUP3618 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for EUP3618. For precise diagrams, and layout, please refer to the original PDF.

Preliminary EUP3618 Charge Pump Flash LED Driver with Safety Timer DESCRIPTION The EUP3618 is a large-current charge pump designed specifically for white LEDs used in cam...

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e-current charge pump designed specifically for white LEDs used in camera flash applications. Only one small bucket capacitor is required to develop the output drive, providing a low EMI solution compared with inductive boost regulators. The EUP3618 has two operation modes: Flash mode and Movie mode. In Flash mode, the EUP3618 is capable of delivering 500mA of regulated current for a duration of 500ms or up to 700mA for a reduced duration. A safety timer is also included to ensure the LED can not be on indefinitely and overheat. The EUP3618 is available in a 10-pin TDFN package. FEATURES Input Voltage Range — 2.7V to 5.