ncp4201 ON Semiconductor, ncp4201 Datasheet - Page 7

• Manufacturer Part Number: ncp4201
• Description: Ncp4201 Programmable Multi-phase Synchronous Buck Converter With Pmbus
• Manufacturer: ON Semiconductor

Input Low Voltage
Input High Voltage
Input Current
Assertion Timing
De−assertion Timing
Output Low Voltage
Clamp Voltage
Accuracy
Output Current
Offset
I
Current Limit Threshold Current
Common−Mode Range
Input Resistance
Input Current
Input Current Matching
Phase Balance Adjustment
Range Low
Phase Balance Adjustment
Range High
Internal Timer
Timer Range Low
Timer Range High
Internal Timer
Timer Range Low
Timer Range High
Input Low Voltage
Input High Voltage
Input Current
Delay Time
Output Low Voltage
Output High Voltage
ODN/OD1 Pulldown Resistor
LIM
ELECTRICAL CHARACTERISTICS
(Note 1 and 3).
PSI
TRDET
IMON
CURRENT LIMIT COMPARATOR
CURRENT BALANCE AMPLIFIER
DELAY TIMER
SOFT−START
ENABLE INPUT
ODN / OD1 OUTPUTS
Bias Current
Parameter
V
t
V
DELAY(EN)
V
Symbol
OH(ODN/1)
ΔI
R
V
SW(X)CM
V
I
I
OL(OD1)
IN(EN)
SW(X)
IH(EN)
V
I
SW(X)
IL(EN)
SW(X)
I
LIM
CL
V
OL
IN
= 5.0 V, FBRTN = GND for typical values T
Fsw = 300 kHz
Fsw = 300 kHz
I
10 x (CSREF − CSCOMP)/R
CSREF − CSCOMP)/RILIM,
(CSREF − CSCOMP) = 150 mV,
RILIMC=7.5 kW
4/3 x I
SW(X) = 0 V
SW(X) = 0 V
SW(X) = 0 V
Phase Bal Registers = 00000
Phase Bal Registers = 11111
Delay Time Register = 011
Delay Time Register = 000
Delay Time Register = 111
Soft−Start Slope Register = 010
Soft−Start Slope Register = 000
Soft−Start Slope Register = 111
EN > 0.8V , Internal Delay
I
I
OUT
OD(SINK)
OD(SOURCE)
http://onsemi.com
= −6 mA
IREF
= −400 mA
= 400 mA
7
Conditions
ILIM
A
= 0°C to 85°C, unless otherwise noted.
−600
−3.0
−3.0
−6.0
Min
0.8
1.0
8.0
0.8
4.0
14
Typ
−5.0
−1.0
825
150
−25
+25
160
3.3
2.0
0.5
4.0
0.5
0.1
1.5
2.0
5.0
20
20
18
12
60
+200
Max
1.15
+6.0
300
800
500
0.3
3.0
3.0
0.3
21
28
V/ms
V/ms
V/ms
Unit
mV
mV
mV
mV
kW
ms
ms
ms
ms
kW
mA
mA
mA
mA
mA
mA
ms
ns
%
%
%
%
V
V
V
V
V
V