ncp3170 ON Semiconductor, ncp3170 Datasheet - Page 19

• Manufacturer Part Number: ncp3170
• Description: Ncp3170 Synchronous Pwm Switching Converter
• Manufacturer: ON Semiconductor

NCP3170A
NCP3170B
VIN
(V)
12
12
12
12
12
12
12
12
12
12
18
12
12
12
12
12
12
12
18
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
10.68
10.68
14.8
14.8
V
(V)
0.8
1.0
1.1
1.2
1.5
1.8
2.5
3.3
5.0
0.8
1.0
1.1
1.2
1.5
1.8
2.5
3.3
1.2
1.5
1.8
2.5
3.3
5.0
0.8
1.0
1.1
1.2
1.5
1.8
2.5
3.3
out
L
(mF)
1.8
2.5
2.5
2.5
3.6
3.6
4.7
4.7
7.2
7.2
7.2
1.8
2.5
2.5
2.5
3.6
3.6
3.6
3.6
1.5
1.8
1.8
2.7
3.3
3.3
1.5
3.3
1.0
1.0
1.0
1.5
1.5
1.5
1.8
1.8
out
(kW)
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
24.9
R1
http://onsemi.com
(kW)
66.5
49.9
28.7
11.8
7.87
4.75
2.05
1.43
66.5
49.9
28.7
11.8
7.87
49.9
28.7
11.8
7.87
4.75
2.05
1.43
66.5
49.9
28.7
11.8
7.87
100
100
100
R2
NI
20
NI
20
20
NI
20
19
(kW)
Rf
NI
NI
NI
NI
NI
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
(pF)
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
150
Cf
NI
NI
82
82
82
82
82
82
82
82
NI
NI
NI
82
82
82
82
82
(nF)
8.2
6.8
3.9
3.9
6.8
6.8
6.8
2.7
2.7
2.7
1.8
1.5
2.2
2.2
2.2
6.8
3.9
2.7
2.7
1.8
1.8
1.8
Cc
15
10
10
10
10
15
10
10
10
10
15
NI
NI
0.825
0.825
0.499
(kW)
2.49
2.49
3.74
4.99
6.98
2.49
2.49
4.99
4.99
6.04
6.04
6.04
12.1
8.25
1.69
3.61
6.04
6.04
Rc
5.1
5.1
NI
10
10
NI
10
10
10
10
2
2
2
2
(pF)
Cp
15
15
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
NI
Resistance for
Current Gain
3.6
20
20
20
20
25
27
27
30
30
15
28
30
30
30
30
50
50
20
22
22
32
52
52
52
52
20
28
42
55
55
55
55
55
4