NCP3170AGEVB ON Semiconductor, NCP3170AGEVB Datasheet - Page 9

• Manufacturer Part Number: NCP3170AGEVB
• Description: BOARD EVALUATION NCP3170ADR2G
• Manufacturer: ON Semiconductor
• Series: -r

Specifications of NCP3170AGEVB

• Design Resources: NCP3170 Schematic NCP3170AGEVB BOM
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Power - Output: -
• Voltage - Output: Adj down to 0.8V
• Current - Output: 3A
• Voltage - Input: 4.5 ~ 18 V
• Regulator Topology: Buck
• Frequency - Switching: 500kHz
• Board Type: Fully Populated
• Utilized Ic / Part: NCP3170
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: NCP3170AGEVBOS

NCP3170B Efficiency and Thermal Derating
Thermal derating curves for the SOIC−8 package part under typical input and output conditions based on the evaluation board.
The ambient temperature is 25°C with natural convection (air speed < 50 LFM) unless otherwise specified.
100
90
80
70
60
50
40
30
20
10
5
4
3
2
1
0
0
25
0
Figure 26. 1 MHz Derating Curves at 5 V Input
Figure 24. 12 V, 1 MHz Efficiency
V
o
35
= 1.2 V
T
A
, AMBIENT TEMPERATURE (°C)
OUTPUT CURRENT (A)
45
V
1
o
= 1.8 V
55
V
o
= 3.3 V
65
2
12 V, 1 MHz
Efficiency
V
75
o
3.3 V
= 5 V
1.2 V,
1.8 V
http://onsemi.com
85
3
9
100
90
80
70
60
50
40
30
20
10
5
4
3
2
1
0
0
25
0
Figure 27. 1 MHz Derating Curves at 12 V Input
V
o
35
= 1.2 V
Figure 25. 5 V, 1 MHz Efficiency
T
A
, AMBIENT TEMPERATURE (°C)
OUTPUT CURRENT (A)
45
1
V
55
o
= 1.8 V
65
2
1.2 V,
1.8 V
3.3 V
V
o
5 V, 1 MHz
5.0 V
Efficiency
= 3.3 V
75
85
3