LM3500TL-21/NOPB National Semiconductor, LM3500TL-21/NOPB Datasheet - Page 16

• Manufacturer Part Number: LM3500TL-21/NOPB
• Description: IC LED DRVR WHT BCKLT 8-MICROSMD
• Manufacturer: National Semiconductor
• Type: Backlight, White LEDr

Specifications of LM3500TL-21/NOPB

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 850kHz ~ 1.15MHz
• Voltage - Supply: 2.7 V ~ 7 V
• Voltage - Output: 19.5 V ~ 20.5 V
• Mounting Type: Surface Mount
• Package / Case: 8-MicroSMD
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 640mA
• Internal Switch(s): Yes
• Efficiency: 85%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM3500TL-21; LM3500TL-21TR

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FIGURE 4. 2 White LED Application
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FIGURE 5. Multiple 2 LED String Application
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