Applications Information
The following designs are provided as reference circuits. For a specific design, the steps in the Design Procedure section should
be performed. In all designs, an RC filter (0.1 µF, 10
Ω
) is recommended at VIN placed as close as possible to the LM3424 device.
This filter is not shown in the following designs.
DESIGN #2 - BOOST Application
300857h5
Features
•
Input: 8V to 28V
•
Output: 9 LEDs at 1A
•
65°C - 100°C Thermal Foldback
•
PWM Dimming up to 30kHz
•
700 kHz Switching Frequency
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LM3424