OKY-T/3,T/5-D12 Series
Adjustable Output 3 and 5-Amp DOSA-SMT DC/DC Converters
OKY-T/5-D12 PERFORMANCE DATA: Vout = 1.5V
OKY-T/5-D12 Efficiency vs. Line Voltage and Load Current @ 25°C (VOUT = 1.5V)
OKY-T/5-D12 Maximum Current Temperature Derating @ Sea Level
(VIN = 12V, VOUT = 1.5V, airflow is transverse)
100
90
80
70
60
VIN = 8.3V
50
VIN = 12V
VIN = 14V
40
30
20
10
0
0
1
2
3
4
5
6
Load Current (Amps)
5.3
5.0
4.8
Natural convection
4.5
4.3
4.0
3.8
3.5
3.3
3.0
20 25 30 35 40 45 50 55 60 65 70 75 80 85 90
Ambient Temperature (ºC)
OKY-T/5-D12 PERFORMANCE DATA: Vout = 1.8V
OKY-T/5-D12 Efficiency vs. Line Voltage and Load Current @ 25°C (VOUT = 1.8V)
100
90
80
70
60
VIN = 8.3V
50
VIN = 12V
40
VIN = 14V
30
20
10
0
0
1
2
3
4
5
6
Load Current (Amps)
OKY-T/5-D12 Maximum Current Temperature Derating @ Sea Level
(VIN = 12V, VOUT = 1.8V, airflow is transverse)
5.3
5.0
4.8
Natural convection
4.5
4.3
4.0
3.8
3.5
3.3
3.0
20 25 30 35 40 45 50 55 60 65 70 75 80 85 90
Ambient Temperature (ºC)
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MDC_OKY-T/3,T/5-D12 Series.B15 Page 17 of 21