NCP5314
NCP5314 is Two/Three/Four-Phase Buck CPU Controller manufactured by onsemi.
features
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Features
- Switching Regulator Controller
- Programmable 2/3/4 Phase Operation
- Lossless Current Sensing
- Enhanced V2 Control Method Provides Fast Transient Response
- Programmable Up to 1.2 MHz Switching Frequency Per Phase
- 0 to 100% Adjustment of Duty Cycle
- Programmable Adaptive Voltage Positioning Reduces Output
Capacitor Requirements
- Programmable Soft- Start
- Current Sharing
- Differential Current Sense Pins for Each Phase
- Current Sharing Within 10% Between Phases
- Protection Features
- Programmable Pulse- by- Pulse Current Limit for Each Phase
- “111110” and “111111” DAC Code Fault
- Latching Off Overvoltage Protection
- Programmable Latching Overcurrent Protection
- Undervoltage Lockout
- External Enable Control
- Three- State MOSFET Driver Control through Driver- On Signal
- System Power Management
- 6- Bit DAC with 0.5% Tolerance patible with VR(M)10.x Specification
- Programmable Lower Power Good Threshold
- Power Good Output
- Pb- Free Package is Available
© Semiconductor ponents Industries, LLC, 2007
January, 2007
- Rev. 10
1 http://onsemi.
32 PIN QFN MN SUFFIX CASE 485J (Bottom View)
MARKING DIAGRAMS
NCP5314 AWLYYWW
LQFP- 32 FTB SUFFIX CASE 873A
NCP5314 AWLYYWWG
32...
