The LP8861-Q1 is an automotive high-efficiency, low-EMI LED driver with an integrated boost/SEPIC converter. It features four high-precision current sinks capable of providing up to 100 mA per channel with a 10,000:1 dimming ratio at 100 Hz. The device includes adaptive output voltage control to minimize power consumption and supports spread spectrum switching and external synchronization to improve EMI performance in automotive environments.
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Texas Instruments LP8861-Q1 technical specifications.
| Number of Channels | 4count |
| Input Voltage (Min) | 4.5V |
| Input Voltage (Max) | 40V |
| Output Current (Max per channel) | 100mA |
| Output Voltage (Max) | 45V |
| Switching Frequency | 300 to 2200kHz |
| Operating Temperature Range | -40 to 125°C |
| Dimming Ratio | 10000:1ratio |
| Automotive Qualification | AEC-Q100 |
| Temperature Grade | Grade 1 |
| RoHS | Compliant |
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