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NCP3218A Datasheet(PDF) 2 Page - ON Semiconductor |
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NCP3218A Datasheet(HTML) 2 Page - ON Semiconductor |
2 / 35 page ADP3212A, NCP3218A http://onsemi.com 2 PIN ASSIGNMENT 1 ADP3212A NCP3218A (top view) EN PWRGD FBRTN FB COMP GND TTSNS BST2 DRVH2 SW2 DRVL2 PGND PVCC SWFB1 SW1 DRVH1 BST1 VRTT VARFREQ IMON SWFB2 DRVL1 TRDET CLKEN Figure 1. Functional Block Diagram Number of Phases VID DAC FBRTN Start Up Delay Open Drain PWRGD Start Up Delay PWRGD PWRGD Open Drain + − + − CSREF DAC + 200 mV DAC − 300 mV Soft Transient Delay Delay Disable DAC − + CSREF CSSUM CSCOMP ILIM Thermal Throttle Control TTSENSE VRTT OVP CSREF 1.55 V + − SS _ + LLINE REF REF SS + + VEA FB COMP UVLO Shutdown and Bias VCC EN GND Oscillator RPM RT RAMP PWM3 Current Balancing Circuit SWFB1 SWFB2 SWFB3 IMON DPRSLP PSI and DPRSLP Logic TRDET Generator Current Monitor Current Monitor BST1 DRVH1 Current Limit Circuit OCP Shutdown Delay SW1 PGND DRVL1 PVCC BST2 DRVH2 SW2 DRVL2 PVCC PGND Driver Logic Precision Reference Precision Reference Soft Start VARFREQ PH0 PH1 CLKEN TRDET CLKEN CLKEN OD3 PSI |
Similar Part No. - NCP3218A |
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Similar Description - NCP3218A |
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