The TPS92543-Q1 is a highly integrated automotive LED driver containing a synchronous boost controller and a monolithic synchronous buck LED driver. It supports a wide input voltage range of 4.5 V to 65 V and provides up to 2 A continuous output current with 4% accuracy. The device features six floating gate drivers for shunt-FET dimming, programmable PWM frequency, and UART serial communication. It includes an internal EEPROM for storing default settings and calibration data, making it suitable for automotive headlight and adaptive LED driving modules.
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Texas Instruments TPS92543-Q1 technical specifications.
| Number of Channels | 2count |
| Input Voltage (Min) | 4.5V |
| Input Voltage (Max) | 65V |
| Output Voltage (Max) | 65V |
| Output Current (Max) | 2A |
| Switching Frequency (Max) | 1000kHz |
| Operating Temperature Range | -40 to 125°C |
| Topology | Boost Controller, Floating Switch, Synchronous Buck |
| Aec-q100 | Qualified for Automotive Applications, Grade 1 |
| Esd Hbm | Classification level H1C |
| Esd Cdm | Classification level C5 |
| Functional Safety | Functional Safety-Capable |
| RoHS | Compliant |
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