YNC12S20 DC-DC Converter Data Sheet
9.6-14 VDC Input; 0.7525-5.5 VDC Programmable @ 20 A
25
20
15
10
5
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
Ambient Temperature [°C]
Fig.
2.0V.1:
Available
load
current
vs. ambient
temperature and airflow rates for Vout = 2.0 V converter
mounted vertically with Vin = 12 V, and maximum
MOSFET temperature ? 120 ? C.
??
1.00
8
0.95
6
0.90
4
0.85
14 V
14 V
0.80
0.75
12 V
9.6 V
2
0
12 V
9.6 V
0
4
8
12
16
20
24
0
4
8
12
16
20
24
Load Current [Adc]
Fig. 2.0V.2: Efficiency vs. load current and input
voltage for Vout = 2.0 V converter mounted vertically
with air flowing at a rate of 200 LFM (1 m/s) and Ta =
25 ? C.
Load Current [Adc]
Fig. 2.0V.3: Power loss vs. load current and input
voltage for Vout = 2.0 V converter mounted vertically
with air flowing at a rate of 200 LFM (1 m/s) and Ta =
25 ? C.
ZD-02137 Rev. 2.1 21-Jun-10
Page 16 of 28
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