Datasheet
Dual Output BWR Models
Mixed Voltage, 5V AND 3.3V, 2” x 2”
33 Watt DC/DC Converters
MDC_BWR 33W Models.A05 Page 9 of 12
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2msec/div
3.3V
Output
2V/div
5V
Output
2V/div
V
IN
2msec/div
3.3V
Output
2V/div
5V
Output
2V/div
Remote
On/Off
(Pin 4)
D12 Models D24, D48 Models
90
85
80
75
70
65
60
D12 - 3.3 Volt Output Efficiency vs. Line and Load
(+5V @ 600mA)
0.70 1.40 2.10 2.80 3.50 4.20 4.90 5.60 6.30 7.00
+3.3V Output Current (Amps)
Efficiency (%)
V
IN
= 18V
V
IN
= 12V
V
IN
= 10V
90
85
80
75
70
65
60
D12 - 5 Volt Output Efficiency vs. Line and Load
(+3.3V @ 700mA)
0.60 1.20 1.80 2.40 3.00 3.60 4.20 4.80 5.40 6.00
+5V Output Current (Amps)
Efficiency (%)
V
IN
= 10V
V
IN
= 18V
V
IN
= 12V
95
90
85
80
75
70
65
60
55
50
D24/D48 - 3.3 Volt Output Efficiency vs. Line and Load
(+5V @ 600mA)
0 0.78 1.56 2.33 3.11 3.89 4.67 5.44 6.22 7.00
+3.3V Output Current (Amps)
Efficiency (%)
V
IN
= MAX
V
IN
= NOMINAL
V
IN
= MIN
95
90
85
80
75
70
65
60
55
50
D24/D48 - 5 Volt Output Efficiency vs. Line and Load
(+3.3V @ 700mA)
0 0.67 1.33 2.00 2.67 3.33 4.00 4.67 5.33 6.00
+5V Output Current (Amps)
Efficiency (%)
V
IN
= MAX
V
IN
= NOMINAL
V
IN
= MIN
Typical Performance Curves
D12, D24, D48 Models D12, D24, D48 Models