NCP5314
ELECTRICAL CHARACTERISTICS (continued)
(0°C < T
A
< 70°C; V
CC
= 12 V; C
GATEx
= 100 pF, C
COMP
= 0.01
µF,
C
SS
= 0.1
µF,
C
VCC
= 0.1
µF,
R
ROSC
= 32.4 kΩ, V(I
LIM
) = 1.0 V, DAC Code 010100; unless otherwise noted)
Characteristic
GATES
High Voltage
Low Voltage
Rise Time GATE
Fall Time GATE
Oscillator
Switching Frequency
R
OSC
Voltage
Phase Delay, 3 Phases
Phase Delay, 4 Phases
Phase Disable Threshold
Adaptive Voltage Positioning
V
DRP
Output Voltage to DAC
OUT
Offset
Current Sense Amplifier to V
DRP
Gain
V
DRP
Source Current
V
DRP
Sink Current
Soft−Start
Charge Current
Discharge Current
COMP Pull−Down Current
Current Sensing and Overcurrent Protection
CSxP Input Bias Current
CSxN Input Bias Current
Current Sense Amp to PWM Gain
Current Sense Amp to PWM Bandwidth
Current Sense Amp to I
LIM
Gain
Current Sense Amp to I
LIM
Bandwidth
Current Limit Filter Slew Rate
I
LIM
Input Bias Current
Pulse−by−Pulse Current Limit Threshold
Voltage
Current Sense Common Mode Input
Range
General Electrical Specifications
V
CC
Operating Current
UVLO Start Threshold
UVLO Stop Threshold
UVLO Hysteresis
COMP = 0.3 V (no switching)
SS charging, GATEx switching
GATEx not switching, SS & COMP
discharging
Start − Stop
−
8.5
7.5
0.8
27
9.0
8.0
1.0
35
9.5
8.5
1.2
mA
V
V
V
I
LIM
= 0 V
V(CSxP) − V(CSxN)
(Note 2)
CSxN = CSxP = 0 V
CSxN = CSxP = 0 V
CSxN = 0 V, CSxP = 80 mV, Measure
V(COMP) when GATEx switches high
(Note 2)
IO/(CSxP − CSxN), I
LIM
= 0.6 V,
GATEx not switching
(Note 2)
(Note 2)
−
−
−
−
2.85
−
2.0
−
80
0
0.1
0.1
3.1
7.0
3.30
1.0
5.0
0.1
90
−
1.0
1.0
−
−
3.65
−
13
1.0
110
2.0
µA
µA
V/V
MHz
V/V
MHz
mV/ms
µA
mV
V
−
−
−
30
90
0.2
44
120
0.9
50
150
2.1
µA
µA
mA
CSxP = CSxN, V
FB
= COMP,
Measure V
DRP
− COMP
CSxP − CSxN = 80 mV, V
FB
= COMP,
Measure V
DRP
− COMP
−
−
−15
2.25
1.0
0.2
−
2.54
7.0
0.4
15
2.75
14
0.6
mV
V/V
mA
mA
R
OSC
= 32.4 k, 3 Phase (Note 2)
R
OSC
= 32.4 k, 4 Phase (Note 2)
−
V
CC
= CS4P = CS4N
−
V
CC
− (CS4P = CS4N)
−15%
−15%
0.95
−
−
500
880
660
1.02
120
90
−
+15%
+15%
1.05
−
−
−
kHz
V
deg
deg
mV
Measure GATEx, I
GATEx
= 1.0 mA
Measure GATEx, I
GATEx
= 1.0 mA
0.8 V < GATEx < 2.0 V, V
CC
= 10 V
2.0 V > GATEx > 0.8 V, V
CC
= 10 V
−
−
−
−
2.70
0.5
5.0
5.0
−
0.7
10
10
V
V
ns
ns
Test Conditions
Min
Typ
Max
Unit
2. Guaranteed by design, not tested in production.
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