Datasheet4U Logo Datasheet4U.com

SGM3122 Charge Pump White LED Driver

SGM3122 Description

SGM3122 PWM Dimming, Charge Pump White LED Driver with Low Dropout Current Source GENERAL .
The SGM3122 is a current-regulated white LED driver with integrated low dropout current sources and a high efficiency charge pump.

SGM3122 Features

* Input Voltage Range: 2.7V to 5.5V
* Support up to 4 LEDs at 30mA Each
* LED Brightness Control through PWM Signal
* 1× and 1.5× Charge Pump for High Conversion Efficiency
* Switching Frequency: 1MHz
* 0.5% Regulated Output Current Matching
* Built-in Soft-Start for Redu

SGM3122 Applications

* The supply voltage operates from 2.7V to 5.5V and is well suited for various applications powered by a 1-cell Li-Ion battery, as well as 3-cell or 4-cell NiCd, NiMH or Alkaline batteries. The ISET reference current is set through an external resistor on the ISET pin. The SGM3122 supports up to 4 LE

📥 Download Datasheet

Preview of SGM3122 PDF
datasheet Preview Page 2 datasheet Preview Page 3

📁 Related Datasheet

  • SGM31323 - Constant Current RGB LED Driver (SG Micro)
  • SGM31324 - RGB LED Driver (SG Micro)
  • SGM3134 - White LED Driver (SG Micro)
  • SGM3200 - Charge Pump Boost DC/DC Integrated Load Switch (SG Micro)
  • SGM3204 - Unregulated 200mA Charge Pump Voltage Inverter (SG Micro)
  • SGM3207 - Unregulated 60mA Charge Pump Voltage Inverter (SG Micro)
  • SGM3209 - Charge Pump DC/DC Converter (SG Micro)
  • SGM32C1C332-1A - compact physical dimensions (Sumitiomo)

📌 All Tags

Charge Pump White LED Driver Shengbang Microelectronics
Shengbang Microelectronics SGM3122-like datasheet