NCP5220A datasheet(9/18 Pages) ONSEMI

Part #	NCP5220A

Description	3?뭝n?? PWM Dual Buck and Linear Power Controller

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP5220A

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TYPICAL OPERATING WAVEFORMS

Channel 1: Current sunk into of VTT, 2.0 A/div

Channel 2: VDDQ output voltage, AC−coupled, 100 mV/div

Channel 3: VTT output voltage, AC−coupled, 20 mV/div

Channel 4: V1P5 output voltage, AC−coupled, 100 mV/div

Time base: 200

ms/div

Channel 1: Current sourced into of V1P5, 10 A/div

Channel 2: VDDQ output voltage, AC−coupled, 100 mV/div

Channel 3: VTT output voltage, AC−coupled, 50 mV/div

Channel 4: V1P5 output voltage, AC−coupled, 100 mV/div

Time base: 1.0 ms/div

Channel 1: Current sourced into of VDDQ, 10 A/div

Channel 2: VDDQ output voltage, AC−coupled, 100 mV/div

Channel 3: VTT output voltage, AC−coupled, 50 mV/div

Channel 4: V1P5 output voltage, AC−coupled, 100 mV/div

Time base: 1.0 ms/div

Channel 1: Current sourced into of VDDQ, 2.0 A/div

Channel 2: VDDQ output voltage, AC−coupled, 50 mV/div

Time base: 200

ms/div

Figure 13. VTT Sink Current Transient, 0A−2A−0A

Figure 14. V1P5 Source Current Transient,

0A−12A−0A

Figure 15. VDDQ Source Current Transient,

0A−20A−0A

Figure 16. S3 Mode without 12VATX, 0A−2A−0A

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