NCV8851B ON Semiconductor, NCV8851B Datasheet - Page 5

• Manufacturer Part Number: NCV8851B
• Description: Automotive Grade Synchronous Buck Controller
• Manufacturer: ON Semiconductor

ELECTRICAL CHARACTERISTICS
(−40°C < T
CURRENT ERROR AMPLIFIER
SYNC
6.0 V LDO
GATE DRIVERS
SOFT START
ENABLE (EN)
DC Gain
Gain−Bandwidth Product
Charge Currents
FB Bias Current
Clamping Voltage
CURRENT LIMIT
Average Current Limit Threshold
Cycle−by−Cycle Current Limit
Threshold Voltage
Cycle−by−Cycle Current Limit
Response Time
Cycle−by−Cycle and Average Cur-
rent Limit Threshold Difference
SYNC Frequency Range
SYNC Pin Bias Current
SYNC Threshold Voltage
Output Voltage
Dropout Voltage
Current Limit
GH Sink Current
GH Source Current
GL Sink Current
GL Source Current
GH to GL Delay
GL to GH Delay
Time
Input Threshold
Input Current
Characteristic
J
< 150°C, 4.5 V < V
IN
< 40 V, 4.5 V < BST < 46 V, R
V
V
GH
GH
= 2 V, V
= 4 V, V
Source, C
Guaranteed by Design
Guaranteed by Design
Guaranteed by Design
Guaranteed by Design
Guaranteed by Design
Sink, C
1.2 V ≤ CSN ≤ 10.0 V
IN_IC
IN_IC
F
V
I
I
V
V
V
SW
OUT
OUT
V
Conditions
V
SYNC
= 6 V, Guaranteed by Design
= 6 V, Guaranteed by Design
EN = 2.0 V
http://onsemi.com
Logic High
Logic High
Logic Low
Logic Low
SYNC
IN_IC
IN
IN
GL
COMP
= 170 kHz
COMP
= 13.2 V
= 13.2 V
NCV8851B
= 20 mA
= 20 mA
= 1.0 V
= 5.0 V
OSC
= 6 V
= 0 V
= 1.75 V
= 1.75 V
= 51.1 kW, unless otherwise specified)
5
www.DataSheet.co.kr
F
Min
115
8.0
1.3
2.7
2.0
5.8
2.0
70
80
20
30
SW
2
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
Typ
100
165
200
0.1
3.5
0.1
6.0
1.5
1.5
1.5
1.5
3.0
73
10
10
75
40
40
14
4
3
−
−
−
−
−
−
−
Max
125
215
600
200
120
1.0
0.2
0.8
6.2
0.8
20
70
70
10
−
−
−
−
−
−
−
−
−
−
−
−
−
−
MHz
Unit
kHz
mA
mA
mV
mV
mV
mV
mA
ms
dB
mA
mA
mA
ns
ns
ns
V
V
V
A
A
A
A
V
Datasheet pdf - http://www.DataSheet4U.net/