NCP5314 ON Semiconductor, NCP5314 Datasheet - Page 9
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NCP5314
Manufacturer Part Number
NCP5314
Description
Two/Three/Four-Phase Buck CPU Controller
Manufacturer
ON Semiconductor
Datasheet
1.NCP5314.pdf
(28 pages)
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Quantity
Price
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Manufacturer:
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Part Number:
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Manufacturer:
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Quantity:
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ENABLE
PWRLS
SGND
CS1P
CS1N
CS2P
CS2N
CS3P
CS3N
CS4P
CS4N
V
V
V
V
V
V
V
ID5
ID0
ID1
ID2
ID3
ID4
CC
Reference
3.3 V
3.3 V
+
−
+
−
+
−
+
−
CO1
CO2
CO3
CO4
3.1
3.1
3.1
3.1
10 k
+
−
+
−
+
−
+
−
DAC
CO1F
CO2F
CO3F
CO4F
CO1
CO2
CO3
CO4
10
10
10
10
UVLO Comparator
− +
VID = 11111x
DAC Output
CO1F
CO2F
CO3F
CO4F
9.0 V
8.0 V
−
+
+
+
I
−
LIM
20 mV
− +
+ −
Comparator
Module OC
x1.06
0.7 V
0.5 V
x0.82
−
+
200 mV
100 mV
Enable
Comparator
Buffer
AVP
− +
− +
0.5
V
− +
DRP
+
V
OVP
Comparator
FFB
−
+
PWRGD
Comparator
−
+
+
−
V
PWRGD
Comparator
FB
CS4P
1.0 V
0.6 V
− +
V
Fault Latch
CC
+
−
− +
S
R
S
R
− 0.5 V
Phase 4
Disable Comparator
Q
Current Source
+
−
Q
+
−
+
−
Generator
Error
Amplifier
R
Discharge
OSC
Current
Current
Charge
Delay
+
−
V
CC
PWRGD
Phase1
Ramp1
Phase2
Ramp2
Phase3
Ramp3
Phase4
Ramp4
COMP
SS
RAMP1
CO1
RAMP2
RAMP3
RAMP4
CO1F
CO2F
CO3F
CO4F
CO2
CO3
CO4
+
−
PWM Comparator
PWM Comparator
PWM Comparator
+
900 mV
+
+
+
PWM Comparator
Pulse−by−Pulse
Current Limit
Pulse Current
Comparator
−
+
+
−
−
+
+
−
−
+
+
−
−
+
+
−
Phase1
Phase2
Phase3
Phase4
PWM Latch
PWM Latch
PWM Latch
PWM Latch
S
R
S
R
S
R
S
R
Q
Q
Q
Q
GND
V
V
V
CC
CC
CC
V
CC
DRVON
GATE1
GATE2
GATE3
GATE4