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LM3402HVMMX Datasheet(PDF) 2 Page - National Semiconductor (TI) |
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LM3402HVMMX Datasheet(HTML) 2 Page - National Semiconductor (TI) |
2 / 22 page Connection Diagram 20192102 8-Lead Plastic MSOP-8 Package NS Package Number MUA08A Ordering Information Order Number Package Type NSC Package Drawing Supplied As LM3402MM MSOP-8 MUA08A 1000 units on tape and reel LM3402MMX 3500 units on tape and reel LM3402HVMM 1000 units on tape and reel LM3402HVMMX 3500 units on tape and reel Pin Descriptions Pin(s) Name Description Application Information 1 SW Switch pin Connect this pin to the output inductor and Schottky diode. 2 BOOT MOSFET drive bootstrap pin Connect a 10 nF ceramic capacitor from this pin to SW. 3 DIM Input for PWM dimming Connect a logic-level PWM signal to this pin to enable/disable the power FET and reduce the average light output of the LED array. 4 GND Ground pin Connect this pin to system ground. 5 CS Current sense feedback pin Set the current through the LED array by connecting a resistor from this pin to ground. 6 RON On-time control pin A resistor connected from this pin to VIN sets the regulator controlled on-time. 7 VCC Output of the internal 7V linear regulator Bypass this pin to ground with a minimum 0.1 µF ceramic capacitor with X5R or X7R dielectric. 8 VIN Input voltage pin Nominal operating input range is 6V to 42V (LM3402) or 6V to 75V (LM3402HV). www.national.com 2 |
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