參數(shù)資料
型號(hào): NCP5220
廠(chǎng)商: ON SEMICONDUCTOR
元件分類(lèi): 基準(zhǔn)電壓源/電流源
英文描述: 3−in−1 PWM Dual Buck and Linear Power Controller
文件頁(yè)數(shù): 8/18頁(yè)
文件大?。?/td> 182K
代理商: NCP5220
NCP5220
http://onsemi.com
8
TYPICAL OPERATING WAVEFORMS
Channel 1: VDDQ Output Voltage, 1.0 V/div
Channel 2: VTT Output Voltage, 1.0 V/div
Channel 3: V1P5 Output Voltage, 1.0V/div
Time Base: 5.0 ms/div
Figure 9. PowerUp Sequence
500 mA Applied
to VDDQ
417 mA Applied
to VTT
288 mA Applied
to V1P5
Channel 1: SLP_S5 Pin Voltage, 5.0 V/div
Channel 2: VDDQ Output Voltage, 1.0 V/div
Channel 3: VTT Output Voltage, 1.0 V/div
Channel 4: V1P5 Output Voltage, 1.0 V/div
Time Base: 10 ms/div
Channel 1: SLP_S3 Pin Voltage, 5.0 V/div
Channel 2: VDDQ Output Voltage, ACCoupled, 20 mV/div
Channel 3: VTT Output Voltage, ACCoupled, 100 mV/div
Channel 4: V1P5 Output Voltage, 50 mV/div
Time Base: 10 ms/div
Figure 10. S0S3S0 Transition
Figure 11. S0S5S0 Transition
Channel 1: Current sourced out of VTT, 2.0 A/div
Channel 2: VDDQ Output Voltage, ACCoupled, 100 mV/div
Channel 3: VTT Output Voltage, ACCoupled, 20 mV/div
Channel 4: V1P5 Output Voltage, ACCoupled, 100 mV/div
Time Base: 200 s/div
Figure 12. VTT
Source Current Transient,
0A2A–0A
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