LM3503SQX-44 National Semiconductor Corporation, LM3503SQX-44 Datasheet - Page 10

• Manufacturer Part Number: LM3503SQX-44
• Description: Dual-display Constant Current Led Driver With Analog Brightness Control
• Manufacturer: National Semiconductor Corporation

Typical Performance Characteristics
(See Typical Application Circuit : L=DO1608C-223 and
D=B150-13. Efficiency: η = P
/ P
= [(V
– V
) * I
] / [V
* I
]. T
= +25˚C, unless otherwise stated.) (Continued)
OUT
IN
OUT
Fb
OUT
IN
IN
A
6 LED Efficiency vs LED Current
4 LED Efficiency vs LED Current
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Cntrl Pin Current vs Cntrl Pin Voltage
Maximum Duty Cycle vs Temperature
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En1 Pin Current vs En1 Pin Voltage
En2 Pin Current vs En2 Pin Voltage
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