• Part: SGM3138
  • Manufacturer: SG Micro
  • Size: 314.92 KB
Download SGM3138 Datasheet PDF
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SGM3138 Key Features

  • Input Voltage Range: 2.7V to 5.5V
  • Drives Up to 6 LEDs at 20mA Each
  • One Single Wire Interface
  • 16-Step Brightness Control
  • Switching Frequency: 1MHz
  • Regulated Output Current with ±5% Matching
  • Internal Soft-Start Limits Inrush Current
  • Low Input Ripple and Low EMI
  • Over-Current and Over-Temperature Protection
  • Under-Voltage Lockout with Hysteresis

Related SG Micro Datasheets

Part Number Description
SGM3131 120mA 4-Channel Charge Pump White LED Driver
SGM3132 4-Channel 1-Wire Dimming LED Driver
SGM3133 4-Channel Charge Pump White LED Driver
SGM3135 3-Channel LowDropout Low Side White LED Driver
SGM3139 6-Channel 1-Wire Dimming LED Driver

SGM3138 Description

The SGM3138 is a high performance white LED driver. It integrates current sources and automatic mode selection charge pump. The part maintains the high efficiency by utilizing a 1×/1.5× fractional charge pump and low dropout current sources.

SGM3138 Applications

  • Input Voltage Range: 2.7V to 5.5V
  • Drives Up to 6 LEDs at 20mA Each