NCP5392 ON Semiconductor, NCP5392 Datasheet - Page 12

• Manufacturer Part Number: NCP5392
• Description: 2/3/4-Phase Controller
• Manufacturer: ON Semiconductor

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ELECTRICAL CHARACTERISTICS
(Unless otherwise stated: 0°C < T
PWM OUTPUTS
2/3/4−PhASE DETECTION
DIGITAL SOFT−START
VID7/VR11/AMD INPUT
ENABLE INPUT
CURRENT LIMIT
OVERVOLTAGE PROTECTION
3. Guaranteed by design, not tested in production.
Output Impedance – HI or LO State
Gate Pin Source Current
Gate Pin Threshold Voltage
Phase Detect Timer
Soft−Start Ramp Time
VR11 Vboot time
VID Upper Threshold
VID Lower Threshold
VID Hysteresis
AMD Input Bias Current
VR11 Input Bias Current (Note 3)
Delay before Latching VID Change
(VID De−Skewing) (Note 3)
AMD Upper Threshold (Note 3)
AMD Lower Threshold (Note 3)
Enable High Input Leakage Current
(Note 3)
VR11 Rising Threshold
VR11 Falling Threshold
VR11 Total Hysteresis
AMD Upper Threshold
AMD Lower Threshold
AMD Total Hysteresis
Enable Delay Time
I
I
I
I
I
Delay
VR11 Overvoltage Threshold
VR11 PSI Overvoltage Threshold
(Note 3)
AMD Overvoltage Threshold (Note 3)
LIM
LIM
LIM
LIM
LIM
Offset
to V
to V
to V
to V
DRP
DRP
DRP
DRP
Gain
Gain in PSI 4 phase
Gain in PSI 3 phase
Gain in PSI 2 phase
Parameter
A
< 85°C; 4.75 V < V
Resistance to V
(LO)
DAC = 0 to DAC = 1.1 V
V
V
V
Measured from the edge of the
1
Pullup to 1.3 V
Rising− Falling Threshold
Rising − Falling Threshold
Measure Time from Enable
Transitioning HI to when Output
Begins
Between V
and V
Between V
and V
Between V
and V
Between V
and V
V
st
UPPER
LOWER
UPPER
DRP
VID change
DRP
DRP
DRP
DRP
− V
Test Conditions
− V
DFB
− V
− V
− V
− V
CC
DRP
DRP
DRP
DRP
LOWER
= 520 mV
DFB
DFB
DFB
DFB
< 5.25 V; All DAC Codes; C
http://onsemi.com
− V
− V
− V
− V
CC
= 650 mV
= 650 mV
= 650 mV
= 650 mV
DFB
DFB
DFB
DFB
(HI) or GND
= 450 mV
= 450 mV
= 450 mV
= 450 mV
12
(1.6 V DAC)
DAC +150
DAC +200
+150
0.95
Min
210
400
300
200
450
−50
1.0
2.4
0.9
2.5
VCC
60
15
10
−
−
−
−
−
−
−
−
−
−
−
= 0.1 mF)
DAC +185
DAC +235
0.25
0.33
Typ
240
500
650
550
100
650
550
100
200
100
1.3
1.1
0.5
75
80
20
−
−
−
−
1
0
(1.6 V DAC)
DAC +200
DAC +305
+200
Max
1.05
150
265
600
800
200
300
200
770
1.5
2.9
1.5
4.0
27
20
50
−
−
−
−
−
−
−
−
−
−
Unit
V/V
V/V
V/V
V/V
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
ms
ms
mA
mA
nA
nA
ms
ms
ns
ns
W
V
V
V
V