LM3553
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Краткое описание:
1.2A Dual Flash LED Driver System with I2C Compatible Interface
Дополнительная информация
The LM3553 is a fixed-frequency, current-mode boost converter designed to drive two LEDs in series or parallel for flash applications. It features an I2C-compatible interface and can deliver up to 1.2A of total output current. The device operates in four modes: Torch, Flash, Indicator, and Voltage mode (4.98V). It includes a programmable flash pulse safety timer, hardware reset, and a TX input to synchronize with RF power amplifier pulses or prevent overheating.
| RoHS | Yes |
| REACH | Yes |
| Topology | BoostN/A |
| Dimming Method | Analog, PWMN/A |
| Number of Channels | 2count |
| Input Voltage (Max) | 5.5V |
| Input Voltage (Min) | 2.7V |
| Switching Frequency | 2MHz |
| Output Current (Max) | 1.2A |
| Operating Temperature (Max) | 85°C |
| Operating Temperature (Min) | -30°C |
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