YNS05S16 DC-DC Converter Data Sheet
3.0-5.5 VDC Input; 0.7525-3.63 VDC Programmable @ 16 A
20
16
12
20
16
12
8
4
0
500 LFM (2.5 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
8
4
0
500 LFM (2.5 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
20
30
40
50
60
70
80
90
20
30
40
50
60
70
80
90
Ambient Temperature [°C]
Fig. 3.3V.1: Available load current vs. ambient temperature
and airflow rates for Vout = 3.3 V converter mounted
vertically with Vin = 5 V, and maximum MOSFET temperature
? 120 ? C.
1.00
0.95
0.90
0.85
Ambient Temperature [°C]
Fig. 3.3V.2: Available load current vs. ambient temperature
and airflow rates for Vout = 3.3 V converter mounted
horizontally with Vin = 5 V, and maximum MOSFET
temperature ? 120 ? C.
2.5
2.0
1.5
1.0
0.80
5.5 V
5.0 V
4.5 V
0.5
5.5 V
5.0 V
4.5 V
0.75
0
2
4
6
8
10
12
0.0
0
2
4
6
8
10
12
Load Current [Adc]
Load Current [Adc]
?
Fig. 3.3V.3: Efficiency vs. load current and input voltage for
Vout = 3.3 V converter mounted vertically with air flowing at a
rate of 200 LFM (1 m/s) and Ta = 25 ? C.
Fig. 3.3V.4: Power Loss vs. load current and input voltage for
Vout = 3.3 V converter mounted vertically with air flowing at a
rate of 200 LFM (1 m/s) and Ta = 25 ? C.
MCD10194 Rev. 1.0, 21-Jun-10
Page 9 of 25
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