LM3464 Datasheet, PDF (7/33 Pages) National Semiconductor (TI) – 4 Channel LED Driver Evaluation Board

LM3464, LM3464A
www.ti.com
SNVS652F – APRIL 2010 – REVISED MAY 2013
Typical Performance Characteristics (continued)
All curves taken at VIN = 48V with configuration in typical application for driving twelve power LEDs with four output channels
active and output current per channel = 350 mA. T_A = 25°C, unless otherwise specified.
Startup Waveforms
PWM Dimming (DIM pin)
Figure 8.
PWM Dimming Delay Time
(V_DIM) rising)
Figure 9.
PWM Dimming Delay Time
(V_DIM) falling)
Figure 10.
Thermal Foldback Dimming
(V_THERMAL) rising)
Figure 11.
Thermal Foldback Dimming
(V_THERMAL) falling)
Figure 12.
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Figure 13.
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