Linear Technology LT3498
The LT®3498 is a dual output boost converter featuring a 2.3MHz PWM LED Driver and PFM OLED Driver. It includes an internal power switch and Schottky diode for each driver.| Part No. | LT3498 |
|---|---|
| Datasheet | LT3498 Download |
| Manufacturer |  Linear Technology |
| Description | 20mA LED Driver and OLED Driver |
| Buy | Stock & Price |
FEATURES
20mA LED Driver and OLED Driver with Integrated Schottky in 3mm x 2mm DFNDESCRIPTION
● Dual Output Boost for Dual Display Devices● Drives Up to Six White LEDs and OLED/LCD Bias
● Internal Power Switches and Schottky Diodes
● Independent Dimming and Shutdown
● 200mV High Side Sense on LED Driver Allows “One-Wire Current Source”
● Wide Input Voltage Range: 2.5V to 12V
● Wide Output Voltage Range: Up to 32V
● 2.3MHz PWM Frequency for LED Driver
● PFM for OLED Driver is Non-Audible Over Entire Load Range
● Open LED Protection (27V Maximum on CAP1 Pin)
● OLED Output Disconnect
● Available in 12-Pin DFN Package
● 1mm Tall Solution Height
APPLICATIONS
● Cellular Phones● PDAs, Handheld Computers
● Digital Cameras
● MP3 Players www●.DaGtaPSSheRet4eUce.ciovmers Both converters can be independently shut down and modulated. This highly integrated power solution is ideal for dual display electronic devices. The 2.3MHz step-up converter is designed to drive up to six white LEDs in series from a Li-Ion cell.
