ncl30160 ON Semiconductor, ncl30160 Datasheet
ncl30160
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ncl30160 Summary of contents
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... LEDs. Ideal for automotive, industrial and general lighting applications utilizing minimal external components. The NCL30160 operates with an input voltage range from 6 The hysteretic control gives good power supply rejection and fast response during load transients and PWM dimming to LED arrays of varying number and type ...
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... Drain of Internal Power MOSFET D1 L1 … LED LED VIN LX DIM/Enable CS ROT NCL30160 R OT VCC GND C VCC Figure 1. Typical Application Circuit Application Information Set the current through the LED array by connecting a resistor from this pin to ground. Ground. Reference point for all voltages The VCC pin supplies the power to the internal circuitry ...
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MAXIMUM RATINGS Rating VIN to GND MOSFET Drain Voltage to GND VCC to GND DIM/EN to GND CS to GND ROT to GND Absolute Maximum Junction Temperature Operating Junction Temperature Range Maximum LED Drive Current Storage Temperature Range Thermal Characteristics ...
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ELECTRICAL CHARACTERISTICS Symbol SYSTEM PARAMETERS V Input Supply Voltage Range IN I Q_IN V Internal Regulator Output (Note Under−Voltage Lock−out Threshold UV+ V Under−Voltage Lock−out Threshold UV− CURRENT LIMIT AND REGULATION V CS Regulation Upper Limit CS_UL ...
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... Enable Pull−Up Resistor Short Circuit Protection Comparator Figure 2. Simplified Block Diagram (T = 25°C, Unless Otherwise Specified LED VIN DIM/Enable ROT NCL30160 R OT VCC C VCC http://onsemi.com 5 Gate Driver Peak Current Comparator 220 mV Valley Current Comparator 180 mV 500 ...
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... If the voltage on the CS pin is detected to be greater than 500 mV (equating to 2.5 times the intended average output current), the NCL31060 will turn off the FET, and prevent the FET from turning on again until power is recycled to NCL30160. http://onsemi.com 6 ...
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Figure 6. Short-Circuit Protection When V rises above the UVLO threshold voltage, IN switching operation of the FET will begin. However, until the V voltage reaches 8 V, the VCC regulator may not IN provide the expected gate drive voltage ...
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... Selecting The Off-Time Setting Resistor The off-time setting resistor (R NCL30160 with the initial time duration that the MOSFET is turned off when the switching operation begins. During subsequent switching cycles, the voltage at the CS pin is sensed every time the MOSFET is turned on, and the ...
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VIN (V) Figure 9. Efficiency, 350 mA, V 100 VIN (V) ...
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... C 1.35 1.75 0.053 0.069 D 0.33 0.51 0.013 0.020 G 1.27 BSC 0.050 BSC H 0.10 0.25 0.004 0.010 J 0.19 0.25 0.007 0.010 J K 0.40 1.27 0.016 0.050 0.25 0.50 0.010 0.020 S 5.80 6.20 0.228 0.244 mm inches ON Semiconductor Website: www.onsemi.com Order Literature: http://www.onsemi.com/orderlit For additional information, please contact your local Sales Representative NCL30160/D _ ...