NQ16W50SKA10 Datasheet, PDF (5/13 Pages) SynQor Worldwide Headquarters – SMT Surface Mount

Technical Specification
Input: 6.0 - 16.0V
Outputs: 0.75 - 5.0V
Current: 10A
Package: SMT
100
95
90
85
80
75
70
5.0 Vout
65
2.5 Vout
0.75 Vout
60
0
1
2
3
4
5
6
7
8
9
10
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for nom-
inal input voltage at 25°C.
6
5
4
3
2
5.0 Vout
1
2.5 Vout
0.75 Vout
0
0
1
2
3
4
5
6
7
8
9
10
Load Current (A)
Figure 2: Power dissipation at nominal output voltage vs. load current
for nominal input voltage at 25°C.
12
10
8
6
4
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
2
100 LFM (0.5 m/s)
6 layers 2oz cu board
0
0
25
40
55
70
85
Ambient Air Temperature (°C)
Figure 3: Maximum output power derating curves for 0.75Vo, 1.2Vo,
1.5Vo units under various thermal conditions and nominal input volt-
age. See Thermal Considerations section for more details.
Semiconductor junction temperature is
within 1°C of surface temperature
Figure 4: Thermal plot of 0.75Vo, 1.2Vo converters at nominal Vin and
10 amp load current mounted on a 85°C, 6-Layer, 2 oz. copper board
(typical installation).
12
10
8
6
4
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
2
100 LFM (0.5 m/s)
6 layers 2oz cu board
0
0
25
40
55
70
85
Ambient Air Temperature (°C)
Figure 5: Maximum output power derating curves for 1.8Vo, 2.5Vo
units under various thermal conditions and nominal input voltage. See
Thermal Considerations section for more details.
Semiconductor junction temperature is
within 1°C of surface temperature
Figure 6: Thermal plot of 1.8Vo, 2.5Vo converters at nominal Vin and
10 amp load current mounted on a 70°C, 6-Layer, 2 oz. copper board
(typical installation).
Product # NQ16W50SKA10
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Doc.# 005-NS15W10 Rev. A 11/26/07
Page 5