LM3424BSTEVAL National Semiconductor, LM3424BSTEVAL Datasheet - Page 7

• Manufacturer Part Number: LM3424BSTEVAL
• Description: LM3424 Constant Current N-Channel Controller with Thermal Foldback for Driving LEDs; Qty per Container: 1/
• Manufacturer: National Semiconductor

Typical Performance Characteristics
V
Boost LED Current vs. Input Voltage
O
Boost Efficiency vs. Input Voltage
= 21V (6 LEDs); V
V
V
O
O
= 32V (9 LEDs)
= 32V (9 LEDs)
Analog Dimming
IN
= 24V
(Note
(Note
(Note
9)
9)
300857b6
8)
300857b8
300857b9
7
T
A
=+25°C and V
Buck-Boost LED Current vs. Input Voltage
Buck-Boost Efficiency vs. Input Voltage
V
O
= 32V (9 LEDs); V
V
V
IN
O
O
= 14V unless otherwise specified
= 21V (6 LEDs)
= 21V (6 LEDs)
PWM Dimming
IN
= 24V
(Note
(Note
(Note
8)
8)
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300857c0
9)
300857b7
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