The ISL97672A is an integrated power LED driver that controls six channels of LED current for LCD backlight applications. The ISL97672A is capable of driving LEDs from 4.5V to 26.5V, with a maximum output of 45V.
FEATUREs
• 6 x 50mA Channels
• 4.5V to 26.5V Input
• 45V Output Max
• Adaptive Boost Switching Architecture
• Direct PWM Dimming with Dimming Linearity of 0.007%~100% at 200Hz or 0.8%~100% <20kHz
• Adjustable 200kHz to 1.4MHz Switching Frequency
• Dynamic Headroom Control
• Fault Protections with Latched Flag Indication
- String Open/Short Circuit
- OVP
- OTP
- Optional Output Short-Circuit Fault Protection Switch
• Current Matching ±0.7%
• 20 Ld 3x4 QFN Package
APPLICATIONs
• Notebook Displays LED Backlighting
• LCD Monitor LED Backlighting
• Multi-Function Printer Scanning Light Source