NCP3065 ON Semiconductor, NCP3065 Datasheet
NCP3065
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NCP3065 Summary of contents
Page 1
... LED string. In addition, the NCP3065 has a wide input voltage allow it to operate from 12 Vac or 12 Vdc supplies commonly used for lighting applications as well as unregulated supplies such as Lead Acid batteries ...
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... Inverting input pin of internal comparator Inverting Input 6 V Voltage supply Sense Peak Current Sense Input to monitor the voltage drop across an external resistor to limit the peak pk current through the circuit 8 N.C. Pin not connected NCP3065, NCV3065 8 N.C. Switch Collector I Sense 7 pk Switch Emitter Timing Capacitor Comparator 5 ...
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... This device contains latch-up protection and exceeds 100 mA per JEDEC Standard JESD78. 3. The relation between junction temperature, ambient temperature and Total Power dissipated The pins which are not defined may not be loaded by external signals copper copper area NCP3065, NCV3065 Symbol CII ...
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... Current Limit Sense Voltage is specified at static conditions. In dynamic operation the sensed current turn-off value depends IPK(Sense) on comparator response time and di/dt current slope. See the Operating Description section for details. 8. NCV prefix is for automotive and other applications requiring site and change control. NCP3065, NCV3065 ( -40°C to +125°C, unless otherwise specified) ...
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... Darlington Switch Voltage Drop vs. Temperature 2 25°C 1.8 J 1.7 1.6 1.5 1.4 1.3 1.2 1.1 1 EMITTER CURRENT (A) E Figure 9. Emitter Follower Configuration Output Darlington Switch Voltage Drop vs. Emitter Current NCP3065, NCV3065 190 180 170 160 150 140 130 120 110 3 7 Figure 6. Oscillator Frequency vs. Supply 1. 5 1.20 1.15 1.10 1.05 1.0 ...
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... T , JUNCTION TEMPERATURE (°C) J Figure 11. Comparator Threshold Voltage vs. Temperature 6.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 3.0 Figure 13. Standby Supply Current vs. Supply Voltage NCP3065, NCV3065 0.30 0.28 0.26 0.24 0.22 0.20 0.18 0.16 0.14 0.12 0.10 90 110 130 150 -40 -25 -10 Figure 12. Current Limit Sense Voltage vs 2 Pin Pin 2 = GND 8 SUPPLY VOLTAGE (V) CC http://onsemi ...
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... OFF 85.7% (typical). The oscillator peak and valley voltage difference is 500 mV typically. To calculate the C value for required oscillator frequency, use the equations found in Figure 22. An online NCP3065 design tool can be found at www.onsemi.com, which adds in selecting component values. Startup Figure 14. Typical Operating Waveforms http://onsemi ...
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... It is not intended to be used as a replacement for proper heatsinking. NCP3065, NCV3065 LED Dimming The COMP pin of the NCP3065 is used to provide dimming capability. In digital input mode the PWM input signal inhibits switching of the regulator and reduces the average current through the LEDs. In analog input mode a ...
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... Figures 16 through 24 show the simplicity and flexibility of the NCP3065. Two main converter topologies are demonstrated with actual test data shown below each of the circuit diagrams. (See Notes 9, 10, 11 SWCE * V out t off L(avg (Switch SWCE * V out ...
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... ON/OFF Figure 17. Buck Demo Board with External Switch Application Schematic This design illustrates the NCP3065 being used as a PFET controller, the design has been optimized for continuous current operation with low ripple which allows the output filter capacitor to be eliminated. Figure 20 illustrates the ...
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... V , INPUT VOLTAGE (V) IN Figure 20. Efficiency vs. Input Voltage for the 1.5 A Buck Demo Board 350 mA, T out 100 mF Output Capacitor NCP3065, NCV3065 3 Output Cap OUT Figure 19. Efficiency vs. Input Voltage for the 1.5 A Buck Demo Board at I ...
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... MBRS140LT3G, Schottky diode D2 MMSZ36VT1G, Zener diode 100 mH, DO3340P-104ML Coilcraft Inductor L1 Test Results Test Line Regulation Output Ripple Efficiency NCP3065, NCV3065 L1 100 N.C. SWC 7 2 SWE TCAP V CC ...
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... Figure 23. Boost Demoboard Layout NCP3065, NCV3065 Figure 24. Efficiency vs. Input Voltage for the Boost Demo Board (6xLED with V OUT http://onsemi.com INPUT VOLTAGE (V) = 350 mA, OUT = 3.6 V 255C F A ...
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... MMSD4148T1G, Diode BC817-LT1G, SOT23 Test Results Test Line Regulation Output Ripple Efficiency Rload = 0.15 W Short Circuit Current V in NCP3065, NCV3065 MTB30P06V Q4 MMBT3904LT1G Q5 R15 N.C. SWC 7 2 SWE TCAP V CC ...
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... Figure 26 Buck Demoboard Layout ORDERING INFORMATION Device NCP3065MNTXG NCP3065PG NCP3065DR2G NCV3065MNTXG NCV3065PG NCV3065DR2G †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. NCP3065, NCV3065 ...
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... F -A- NOTE 2 C -T- N SEATING PLANE 0.13 (0.005) M NCP3065, NCV3065 PACKAGE DIMENSIONS 8 LEAD PDIP CASE 626-05 ISSUE http://onsemi.com 16 NOTES: 1. DIMENSION L TO CENTER OF LEAD WHEN FORMED PARALLEL. 2. PACKAGE CONTOUR OPTIONAL (ROUND OR SQUARE CORNERS). 3. DIMENSIONING AND TOLERANCING PER ANSI Y14 ...
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... G C SEATING PLANE - 0.25 (0.010 *For additional information on our Pb-Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. NCP3065, NCV3065 PACKAGE DIMENSIONS SOIC-8 NB CASE 751-07 ISSUE 0.10 (0.004 SOLDERING FOOTPRINT* 1 ...
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... PUBLICATION ORDERING INFORMATION LITERATURE FULFILLMENT: Literature Distribution Center for ON Semiconductor P.O. Box 5163, Denver, Colorado 80217 USA Phone: 303-675-2175 or 800-344-3860 Toll Free USA/Canada Fax: 303-675-2176 or 800-344-3867 Toll Free USA/Canada Email: orderlit@onsemi.com NCP3065, NCV3065 PACKAGE DIMENSIONS 8 PIN DFN, 4x4 CASE 488AF-01 ISSUE ...