LP3933SLX National Semiconductor, LP3933SLX Datasheet - Page 11

• Manufacturer Part Number: LP3933SLX
• Description: IC LED DRVR WT/RGB BCKLGT 32TCSP
• Manufacturer: National Semiconductor
• Type: Backlight, White LED, RGB (Serial Interface)r

Specifications of LP3933SLX

• Constant Current: Yes
• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 12
• Internal Driver: Yes
• Type - Primary: Backlight, Flash/Torch, LED Blinker, Light Management Unit (LMU)
• Type - Secondary: RGB, White LED
• Frequency: 1MHz
• Voltage - Supply: 2.65 V ~ 2.9 V
• Voltage - Output: 5.3V
• Mounting Type: Surface Mount
• Package / Case: 32-Laminate TCSP
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 120mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Efficiency: -

Boost Converter Typical Performance Characteristics
V
= 3.6V, V
= 5.0V if not
IN
OUT
otherwise stated. (Continued)
Battery Current vs Voltage
Battery Current vs Voltage
20080519
20080520
Boost Typical Waveforms at 100 mA Load
Boost Startup with No Load
20080516
20080514
Boost Line Regulation
Boost Load Regulation, 50 mA–100 mA
20080517
20080515
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