The LT3478EFE-1#PBF is a robust, highly efficient LED driver integrated circuit (IC) designed by Linear Technology for driving high-power LEDs in a variety of lighting applications. This versatile IC is capable of driving a single LED or multiple series-connected LEDs at a wide range of input voltages, making it an ideal choice for automotive, industrial, and general-purpose lighting systems.
Key Features:
- Wide Input Voltage Range: The LT3478EFE-1#PBF is designed to operate over a wide input voltage range, accommodating variations in power supply levels and ensuring consistent LED performance.
- High Output Current: This driver IC can provide a high output current, enabling it to power LEDs with high brightness requirements.
- Adjustable Frequency: With an adjustable switching frequency, the LT3478EFE-1#PBF allows designers to optimize the driver for efficiency or to reduce electromagnetic interference (EMI) in noise-sensitive applications.
- Integrated Open LED Protection: The IC includes built-in open LED protection which helps to prevent damage to the driver or LEDs in the event of an open circuit condition.
- Thermal Protection: Thermal protection is integrated to safeguard the IC from overheating, ensuring long-term reliability and safety in operation.
- PWM Dimming Capability: The LT3478EFE-1#PBF supports pulse-width modulation (PWM) dimming, offering precise control over LED brightness levels.
Product Specifications:
| Parameter |
Value |
| Input Voltage Range |
2.8V to 16V |
| Output Current (up to) |
3A |
| Switching Frequency |
200kHz to 2MHz (adjustable) |
| Package |
16-lead TSSOP with exposed pad |
The LT3478EFE-1#PBF LED driver IC from Linear Technology is a comprehensive solution for high-performance LED driving applications, providing both flexibility and reliability in a compact form factor.