Linear Technology LT1942
The LT1942 is available in a low profile (0.75mm) 24-lead QFN (4mm × 4mm) package.- Min Voltage : 2.6V
- Max Voltage : 16V
- Max Operating Temp : 85°C
- Min Operating Temp : -40°C
Source:
Octopart
FEATURES
● Triple Output TFT Supply with Built-In Power Sequencing● Integrated White LED Backlight Driver
● Integrated Schottky Diodes
● Active Ballast Circuitry Ensures Precise Current Matching in White LEDs
● Low Noise 1MHz Fixed Frequency Operation
● 2.6V to 16V Input Voltage Range
● Soft-Start Limits Inrush Current
● TFT Supply Output Voltages Independently Set (Not Charge Pump Derived)
● Power Good and Output Disconnect for TFT Supply
● Built-In LED Dimming Capability
● Open LED Protection for LED Driver
● 24-Lead QFN Package (4mm × 4mm) U APPLICATIO S
● Poly-Silicon TFT Displays
● Amorphous Silicon TFT Displays , LT, LTC and LTM are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. LT1942 Quad DC/DC Converter for Triple Output TFT Supply Plus LED Driver DESCRIPTIO The LT®1942 is a highly integrated quad switching regulator designed to provide all necessary power supply functions for TFT displays, including the white LED backlight driver.