LM3502ITL-44EV National Semiconductor, LM3502ITL-44EV Datasheet - Page 9

• Manufacturer Part Number: LM3502ITL-44EV
• Description: BOARD EVALUATION LM3502ITL-44
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3502ITL-44EV

• Current - Output / Channel: 9mA
• Outputs And Type: 2, Non-Isolated
• Voltage - Output: 44V
• Features: Dual Display(s)
• Voltage - Input: 2.5 ~ 5.5V
• Utilized Ic / Part: LM3502
• Core Chip: LM3502
• Topology: Boost
• No. Of Outputs: 1
• Output Voltage: 44V
• Input Voltage: 2.5V To 5.5V
• Development Tool Type: Hardware - Eval/Demo Board
• Lead Free Status / RoHS Status: Not applicable / Not applicable

Typical Performance Characteristics
Efficiency: η = P
10 LED Efficiency vs LED Current
OUT
I
Q
I
(Non-Switching) vs V
/P
Q
IN
(Switching) vs V
= [(V
OUT
– V
Fb
IN
) * I
IN
OUT
]/[V
20131711
20131709
20131707
IN
* I
IN
]. T
A
= 25˚C, unless otherwise stated.)
( Circuit in Figure 1: L = DO1608C-223 and D = MBRM140T3.
9
Switching Frequency vs Temperature
8 LED Efficiency vs LED Current
I
Q
(Switching) vs Temperature
20131710
20131712
20131708
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