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NCP81245 Three-Rail Output Controller with Single Intel Proprietary Interface for Desktop and Notebook CPU Applications www.onsemi.com The NCP81245 (3+3+1 phase) three−output buck solution is optimized for Intel’s IMVP8 CPUs. The two multi−phase rail control systems are based on Dual−Edge pulse−width modulation (PWM) combined with DCR current sensing prov.
• Enhanced RPM Control System
• Ultra Low Offset IOUT Monitor
• Dynamic VID Feed−Forward
• Programmable Droop Gain
• Zero Droop Capable
• Thermal Monitor
• UltraSonic Operation
• Adjustable Vboot
• Digitally Controlled Operating Frequency
Applications
• Desktop & Notebook Processors
• Gaming
© Semiconductor Components Industries, LLC, 2017
January, 2017 − Rev. 6
1
Publication Order Number: NCP81245/D
NCP81245
SKT_SNS+ SKT_SNS−
VSP VSN DIFFOUT
FB
COMP IOUT
TSENSE
VCC GND PWM1 DRON
CSP1
PWM2
+5V
NTC
Vpu Vpu
batt chrgr
VRHOT Vpu
SDIO ALERT SCLK PSYS
CSP2
PWM3
CSP3 CSREF CSSUM
ILIM
C.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | NCP81242 |
ON Semiconductor |
Single-Phase Voltage Regulator |
|
| 2 | NCP81243 |
ON Semiconductor |
Dual Output 3 & 2 Phase Controller |
|
| 3 | NCP81246 |
ON Semiconductor |
Three-Rail Controller |
|
| 4 | NCP81248 |
ON Semiconductor |
Three-Rail Controller |
|
| 5 | NCP81228 |
ON Semiconductor |
8 + 2 Phase Output Controller |
|
| 6 | NCP81230H |
ON Semiconductor |
Precise Low Voltage Synchronous Buck Controller |
|
| 7 | NCP81232 |
ON Semiconductor |
Dual-Channel/Multi-Phase Controller |
|
| 8 | NCP81234 |
ON Semiconductor |
Dual-Channel/Two-Phase Controller |
|
| 9 | NCP81239 |
ON Semiconductor |
USB Power Delivery 4-Switch Buck Boost Controller |
|
| 10 | NCP81239A |
ON Semiconductor |
USB Power Delivery 4-Switch Buck Boost Controller |
|
| 11 | NCP81250 |
ON Semiconductor |
Single-Phase Voltage Regulator |
|
| 12 | NCP81251 |
ON Semiconductor |
Single-Phase Voltage Regulator |
|