LM3502SQX-35/NOPB National Semiconductor, LM3502SQX-35/NOPB Datasheet - Page 12

• Manufacturer Part Number: LM3502SQX-35/NOPB
• Description: IC LED DRIVR WHITE BCKLGT 16-LLP
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: Backlight, White LEDr

Specifications of LM3502SQX-35/NOPB

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 2
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 800kHz ~ 1.2MHz
• Voltage - Supply: 2.5 V ~ 5.5 V
• Voltage - Output: 33 V ~ 34 V
• Mounting Type: Surface Mount
• Package / Case: 16-LLP
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 750mA
• Internal Switch(s): Yes
• Efficiency: 80%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM3502SQX-35

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Typical Performance Characteristics
Efficiency: η = P
Current Limit (LM3502-35/44) vs Temperature
Current Limit (LM3502-16) vs V
Current Limit (LM3502-25) vs V
OUT
/P
IN
= [(V
OUT
– V
Fb
) * I
OUT
20131756
IN
IN
20131754
]/[V
20131758
IN
* I
IN
]. T
A
( Circuit in Figure 1: L = DO1608C-223 and D = MBRM140T3.
= 25˚C, unless otherwise stated.) (Continued)
12
Current Limit (LM3502-16) vs Temperature
Current Limit (LM3502-25) vs Temperature
Current Limit (LM3502-35/44) vs V
20131757
20131755
IN
20131729