LP5520TL/NOPB National Semiconductor, LP5520TL/NOPB Datasheet - Page 21
LP5520TL/NOPB
Manufacturer Part Number
LP5520TL/NOPB
Description
IC LED DRIVER RGB 25-USMD
Manufacturer
National Semiconductor
Series
PowerWise®r
Type
RGB LED Driverr
Datasheet
1.LP5520TLNOPB.pdf
(34 pages)
Specifications of LP5520TL/NOPB
Constant Current
Yes
Topology
PWM, Step-Up (Boost)
Number Of Outputs
3
Internal Driver
Yes
Type - Primary
Backlight, Light Management Unit (LMU)
Type - Secondary
RGB, White LED
Frequency
1.22kHz, 19.52kHz
Voltage - Supply
2.9 V ~ 5.5 V
Voltage - Output
5 V ~ 20 V
Mounting Type
Surface Mount
Package / Case
25-MicroSMD
Operating Temperature
-30°C ~ 85°C
Current - Output / Channel
60mA
Internal Switch(s)
Yes
Efficiency
87%
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LP5520TLTR
Boost Converter Typical Performance Characteristics
V
IN
= 3.6V, V
Autoload Effect on Input Current, No Load
Boost Max. Output Voltage vs. Current
OUT
= 15.0V if not otherwise stated
Boost Converter Efficiency
20186123
20186121
20186128
21
Boost Typical Waveforms at 60 mA Load
Adaptive Output Voltage Operation
Battery Current vs. Voltage
20186122
20186124
20186129
www.national.com