TPS922053
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Краткое описание:
65-V, 2-A buck LED driver with inductive fast dimming and spread spectrum
Дополнительная информация
The TPS922053 is a 2-A non-synchronous buck LED driver with a 4.5-V to 65-V wide input range. It integrates a 150-mΩ low-side NMOS switch and is capable of driving LEDs or charging batteries. The device supports a configurable switching frequency from 100 kHz to 2.2 MHz and includes a spread spectrum feature for improved EMI performance. It features advanced dimming capabilities including analog, PWM, hybrid, and flexible dimming with inductive fast dimming (IFD) technology for high accuracy.
| RoHS | Yes |
| REACH | Yes |
| RDS(on) Typical | 150mΩ |
| Input Voltage (Max) | 65V |
| Input Voltage (Min) | 4.5V |
| Switching Frequency | 0.1 to 2.2MHz |
| Output Current (Max) | 2A |
| PWM Dimming Ratio at 120Hz | 1,000,000:1ratio |
| Operating Temperature Range | -40 to 125°C |
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