LP3942YQ NSC [National Semiconductor], LP3942YQ Datasheet - Page 15
![no-image](/images/no-image-200.jpg)
LP3942YQ
Manufacturer Part Number
LP3942YQ
Description
The Dual RGB LED Controller with 1.5x/2x Charge Pump and SPI Interface
Manufacturer
NSC [National Semiconductor]
Datasheet
1.LP3942YQ.pdf
(20 pages)
- Current page: 15 of 20
- Download datasheet (919Kb)
Application Information
Example 3: 6 Blue LEDs in parallel (1), I(LED)
• Maximum current limited by constant current sinks and external resistor
• Charge pump in 1.5x mode. Brightness adjustment by programming (PWM type)
• 3 external resistors are required to set the current.
• Overlapping constant current mode in use
• See Electrical Characteristics for output voltage and current specifications in different conditions
(Continued)
A
0-20 mA
15
www.national.com
20129213
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