TPS61194 Description
The TPS61194 is a high-efficiency, low-EMI, easy-touse LED driver with flexibility to support a wide range of applications. It has four high-precision current sinks that can be bined for higher current capability. The TPS61194 has an integrated DC-DC supporting both boost and SEPIC mode operation.
TPS61194 Key Features
- Input voltage operating range 4.5 V to 40 V
- Four high-precision current sinks
- Current matching 1% (typical)
- LED string current up to 100 ma per channel
- Outputs can be bined externally for higher
- High dimming ratio of 10 000:1 at 100 Hz
- Integrated boost/SEPIC converter for led string
- Output voltage up to 45 V
- Switching frequency 300 kHz to 2.2 MHz
- Switching synchronization input
TPS61194 Applications
- Industrial backlighting systems in control panels