NCP3101 ON Semiconductor, NCP3101 Datasheet - Page 4

• Manufacturer Part Number: NCP3101
• Description: Wide Input Voltage Synchronous Buck Converter
• Manufacturer: ON Semiconductor

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*Transient response with 2.5 A/ms load step 50% - 100% defined at output parts: C
OVERCURRENT PROTECTION
OUTPUT POWER MOSFETS
OC Threshold
Fixed OC Threshold
OCSET Current Source
OC Switch-Over Threshold
R
R
ELECTRICAL CHARACTERISTICS
BST = V
Input Voltage Range
Boost Voltage Range
Quiescent Supply Current
Quiescent Supply Current
V
V
Boost Quiescent Current
UVLO Threshold
UVLO Hysteresis
V
V
Oscillator Frequency
Oscillator Frequency
Minimum Duty Cycle
Maximum Duty Cycle
Blanking Time
Transconductance
Open Loop DC Gain
Output Source Current
Output Sink Current
Input Bias Current
Unity Gain Bandwidth
Soft-Start Source Current
Transient Response*
DS(on)
DS(on)
CC
CC
FB
FB
Feedback Voltage
Feedback Voltage
Supply Current
Supply Current
Low-Side
High-Side
Characteristic
CC
* 2)
V
V
Sourced from BG Pin before Soft-Start
FB
V
V
FB
FB
FB
V
= 1.0 V , No Switching, V
FB
= 1.0 V , No Switching, V
(0°C < T
= 1.0 V , No Switching, V
= 1.0 V , Switching, V
= 1.0 V , Switching, V
Guaranteed by Design
T
T
V = 13.2 V I
V = 13.2 V I
J
J
V
T
T
Undershot V
Recovery Time
= -40°C to 125°C
= -40°C to 125°C
J
J
V
V
CC
J
Conditions
V
R
= 0°C to 70°C
= 0°C to 70°C
FB
FB
< 70°C for NCP3101, -40°C < T
FB
BG
Rising Edge
= 100 mV
= 100 mV
= 0.8 V
= 5 kW
-
-
http://onsemi.com
D
D
= 6 A
= 6 A
OUT
NCP3101
CC
CC
CC
BST
4
CC
= 13.2 V
= 5 V
= 13.2 V
= 25 V
= 5 V
OUT
J
= 2x100 uF MLCC + 0.82 mF OS-CON.
< 125°C for NCP3101B, 4.5 V < V
0.792
0.788
Min
250
233
4.5
4.5
3.6
70
55
80
80
25
-
-375
10.3
600
275
275
120
120
700
112
118
Typ
2.3
1.8
5.6
4.0
0.4
0.8
0.8
4.0
0.1
4.0
75
50
70
10
50
10
18
18
4
0.808
0.812
Max
13.2
300
317
1.0
30
80
75
-
CC
< 13.2 V,
MHz
Unit
kHz
kHz
mW
mW
mA
mA
mA
mA
mS
mV
mV
mV
mV
mA
dB
mA
mA
mA
mA
mA
ns
ms
%
%
V
V
V
V
V
V