Datasheet4U Logo Datasheet4U.com

LM36922H - Highly Efficient Dual-String White LED Driver

Description

The LM36922H is an ultra-compact, highly efficient, two-string white-LED driver designed for LCD display backlighting.

The device can power up to 12 series LEDs at up to 25 mA per string.

Features

  • 1 1% Matched Current Sinks Across Process, Voltage, Temperature.
  • 3% Current-Sink Accuracy Across Process, Voltage, Temperature.
  • 11-Bit Dimming Resolution.
  • Up to 90% Solution Efficiency.
  • Drives from One to Two Parallel LED Strings at up to 38 V at 25 mA per String.
  • PWM Dimming Input.
  • I2C Programmable.
  • Selectable 500-kHz and 1-MHz Switching Frequency With Optional.
  • 12% shift.
  • Auto Switch Frequency Mode (250 kH.

📥 Download Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
LM369 Precision Voltage Reference National Semiconductor
LM360 High Speed Differential Comparator National Semiconductor
LM361 High Speed Differential Comparators National Semiconductor
LM3611 Dual Peripheral Drivers National Semiconductor
LM3612 Dual Peripheral Drivers National Semiconductor

Other Datasheets by Texas Instruments

Part Number Description
LM36922 Highly Efficient Dual-String White LED Driver
LM36923 White LED Driver
LM36923H White LED Driver
LM3691 1-A Step-Down DC-DC Converter
LM3697 High-efficiency three-string white LED driver

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
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM36922H SNVSAF2A – FEBRUARY 2016 – REVISED FEBRUARY 2016 LM36922H Highly Efficient Dual-String White LED Driver 1 Features •1 1% Matched Current Sinks Across Process, Voltage, Temperature • 3% Current-Sink Accuracy Across Process, Voltage, Temperature • 11-Bit Dimming Resolution • Up to 90% Solution Efficiency • Drives from One to Two Parallel LED Strings at up to 38 V at 25 mA per String • PWM Dimming Input • I2C Programmable • Selectable 500-kHz and 1-MHz Switching Frequency With Optional –12% shift • Auto Switch Frequency Mode (250 kHz, 500 kHz, 1 MHz) • Four Configurable Overvoltage Protection Thresholds (17 V, 24 V, 31 V, 38 V) • Four Configurable Overcurrent Protection Thresholds (750 mA, 1000
Published: |