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IRMCK343TY Datasheet(PDF) 11 Page - International Rectifier |
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IRMCK343TY Datasheet(HTML) 11 Page - International Rectifier |
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11 / 35 page  IRMCK343 www.irf.com © 2007 International Rectifier 11 4.3 Analog Interface Group AVDD Analog power (1.8V) AVSS Analog power return CMEXT Unbuffered 0.6V, input to the AREF buffer, capacitor needs to be connected. AREF 0.6V buffered output IFB+ Input, Operational amplifier positive input for shunt resistor current sensing IFB- Input, Operational amplifier negative input for shunt resistor current sensing IFBO Output, Operational amplifier output for shunt resistor current sensing IPFC+ Input, Operational amplifier positive input for PFC current sensing IPFC- Input, Operational amplifier negative input for PFC current sensing IPFO Output, Operational amplifier output for PFC current sensing VAC+ Input, Operational amplifier positive input for PFC AC voltage sensing VAC- Input, Operational amplifier negative input for PFC AC voltage sensing VACO Output, Operational amplifier output for PFC AC voltage sensing AIN0 Input, Analog input channel 0 (0 – 1.2V), typically configured for DC bus voltage input AIN1 Input, analog input channel 1 (0 – 1.2V), needs to be pulled down to AVSS if unused 4.4 Power Interface Group VDD1 Digital power for I/O (3.3V) VDD2 Digital power for core logic (1.8V) VSS Digital common PLLVDD PLL power (1.8V) PLLVSS PLL ground return 4.5 Test Interface Group TSTMOD Must be tied to VSS, used only for factory testing. P5.3/TDI Input, JTAG test data input P5.1/TMS Input, JTAG test mode select TCK Input, JTAG test clock P5.2/TDO Output, JTAG test data output |
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