TPS61176 Description
The TPS61176 is an integrated WLED backlight driver for tablets or notebook PCs using single-cell batteries. It prises a high-efficiency boost converter with an integrated 2-A, 40-V power MOSFET, and six current sink regulators. The device can drive up to 60 WLEDs.
TPS61176 Key Features
- 1 2.7-V to 6.5-V VIN Voltage Range
- 2.7-V to 24-V Boost Input Voltage Range
- Integrated 2-A/40-V MOSFET
- 1-MHz Switching Frequency
- Adaptive Boost Output to WLED Voltages
- Six Current Sinks of 35 mA Capability Each
- ±2% (Maximum) Current Accuracy
- 1.3% (Typical) Current Matching
- 100-Hz to 22-kHz Input PWM Frequency
- Mixed Dimming Mode: Automatic Switch Between