LM3503SQ-44/NOPB National Semiconductor, LM3503SQ-44/NOPB Datasheet - Page 2

• Manufacturer Part Number: LM3503SQ-44/NOPB
• Description: IC LED DRIVER WHTE BCKLGT 16-LLP
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: Backlight, White LEDr

Specifications of LM3503SQ-44/NOPB

• Constant Current: Yes
• 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: 41 V ~ 42 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: LM3503SQ-44; LM3503SQ-44TR

Connection Diagrams
10-Bump Thin MicroSMD Package (TLP10)
16-Lead Thin Leadless Leadframe Package (SQA16A)
20128603
Top View
20128602
Top View
www.national.com
2