YV12T25 DC-DC Converter
10 - 14 VDC Input; 0.8 - 5.5 VDC Programmable @ 25 A
Data Sheet
97
96
96
94
95
94
93
92
91
92
90
88
90
89
Vin = 13.2 Vdc
Vin = 12.0 Vdc
Vin = 10.8 Vdc
86
84
Vin = 13.2 Vdc
Vin = 12.0 Vdc
Vin = 10.8 Vdc
88
87
0
5
10
15
20
25
82
0
5
10
15
20
25
Load Current (Adc)
Fig. 1: Efficiency vs. load current and input voltage
for Vout = 5.0 V.
94
Load Current (Adc)
Fig. 2: Efficiency vs. load current and input voltage for Vout =
3.3 V.
92
90
92
88
90
86
88
86
84
82
80
84
Vin = 13.2 Vdc
Vin = 13.2 Vdc
Vin = 12.0 Vdc
78
Vin = 12.0 Vdc
82
80
Vin = 10.8 Vdc
76
74
Vin = 10.8 Vdc
0
5
10
15
20
25
0
5
10
15
20
25
Load Current (Adc)
Fig. 3: Efficiency vs. load current and input voltage for
Vout = 2.5 V.
95
90
Load Current (Adc)
Fig. 4: Efficiency vs. load current and input voltage for Vout =
1.8 V.
90
85
85
80
80
75
75
70
70
Vin = 13.2 Vdc
Vin = 12.0 Vdc
Vin = 13.2 Vdc
Vin = 12.0 Vdc
65
60
Vin = 10.8 Vdc
65
60
Vin = 10.8 Vdc
0
5
10
15
20
25
0
5
10
15
20
25
Load Current (Adc)
Fig. 5: Efficiency vs. load current and input voltage for Vout =
1.5 V.
Load Current (Adc)
Fig. 6: Efficiency vs. load current and input voltage for Vout =
1.2 V.
ZD-01983 Rev. 2.1, 25-Jun-10
www.power-one.com
Page 8 of 12
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