LM3509SDEV National Semiconductor, LM3509SDEV Datasheet - Page 6

• Manufacturer Part Number: LM3509SDEV
• Description: BOARD EVALUATION FOR LM3509SD
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3509SDEV

• Current - Output / Channel: 40mA
• Outputs And Type: 2, Non-Isolated
• Voltage - Output: 21V
• Features: Dimmable, I²C Interface
• Voltage - Input: 2.7 ~ 5.5V
• Utilized Ic / Part: LM3509
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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Typical Performance Characteristics
Mode), C
I
SUB
(L = TDK VLF3012AT-100MR49, R
+ I
MAIN
OUT
, T
= 2.2µF (OLED Mode), C
A
= +25°C unless otherwise specified.
10 LED Efficiency vs I
6 LED Efficiency vs I
LED Efficiency vs V
(2 Strings of 5LEDs)
(2 Strings of 3LEDs)
L
IN
= 0.36Ω, I
= 1µF, L = TDK VLF4012AT-100MR79, (R
LED
IN
LED
30004308
30004310
30004357
LED
= 40mA)
6
V
IN
(L = TDK VLF5014AT-100MR92, R
= 3.6V, LEDs are OSRAM (LW M67C), C
L
8 LED Efficiency vs I
4 LED Efficiency vs I
= 0.3Ω), R
LED Efficiency vs V
(2 Strings of 4LEDs)
(2 Strings of 2LEDs)
SET
= 8.06kΩ, UNI = '1', I
L
= 0.2Ω, I
LED
LED
IN
OUT
30004358
30004309
30004311
LED
= 1µF (LED
= 60mA)
LED
=