NCP5318
NCP5318 is Two/Three/Four-Phase Buck CPU Controller manufactured by onsemi.
Features
- Switching Regulator Controller
- Programmable 2/3/4 Phase Operation
- Lossless Current Sensing
- Enhanced V2 Control Method Provides Fast Transient Response
- Programmable Up to 1.0 MHz Switching Frequency Per Phase
- Programmable Adaptive Voltage Positioning
- Programmable Soft- Start Time
- Current Sharing
- Differential Current Sense Pins for Each Phase
- Current Sharing Within 10% Between Phases
- Protection Features
- Programmable Latching Overcurrent Protection
- “111110” and “111111” DAC Code Fault
- Latched Overvoltage Protection
- Undervoltage Lockout
- External Enable Control
- Three- State MOSFET Driver Control through DRVON Signal
- System Power Management
- 6- Bit DAC with 0.5% Tolerance patible with VRM 10.1 Specification
- Programmable Lower Power Good Threshold
- Power Good Output with Delay
- Pre- set No Load Offset Voltage
- Pb- Free Package is Available-
- For additional information on our Pb- Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. http://onsemi.
MARKING DIAGRAM
LQFP- 32 FT SUFFIX CASE 873A
NCP5318 AWLYYWWG
A = Assembly Location WL = Wafer Lot YY = Year WW = Work Week G = Pb- Free Package
PIN CONNECTIONS (Top View)
VID1 VID0 VID5 ENABLE CS2N CS2P CS1N CS1P
VID2 VID3 VID4 PWRLS VFFB
SS PWRGD DRVON
ILIM ROSC VCC GATE1 GATE2 GATE3 GATE4 GND
SGND VDRP VFB
P CS4N CS4P CS3N CS3P
ORDERING INFORMATION
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