1 3 A / 3 7 W, D UA L O U T P U T, M I X E D - VO LTAG E D C / D C C O N V E R T E R S
DLV Models
1
+INPUT
+3.3V OUTPUT
6
+3.3V
LOAD
R
T
UP
(kΩ) =
5.88
V
O
– 3.3
2
–INPUT
OUTPUT
RETURN
7
2.5 Volt Trim Up
R
T
UP
(kΩ) =
2.84
V
O
– 2.5
3
SYNC *
8
+2.5V
LOAD
+2.5V OUTPUT
+2.5V TRIM
4
R
TRIM UP
* OPTIONAL PIN
R
T
UP
(kΩ) =
1.49
V
O
– 1.8
Figure 4. Trim Connections To Increase Output Voltages Using Fixed Resistors
TYPICAL PERFORMANCE CURVES
DLV-3.3/6-2.5/7-D48TN Efficiency vs. Load and V
IN
89
88
87
82
Efficiency (%)
Efficiency (%)
86
85
84
83
82
81
80
36
39
42
45
48
51
54
57
60
63
66
69
72
75
V
IN
(Volts)
I
O
= 4A/4A
I
O
= 5A/5A
I
O
= 6A/6A
I
O
= 7A/6A
DLV-3.3/6-2.5/7-D48TN Efficiency vs. Line and Load
90
86
78
74
70
66
62
0.60
1.68
5
L
N
ON/OFF
CONTROL
9
1.8 Volt Trim Up
L
N
L
N
L
N
L
N
+3.3V TRIM *
5
R
TRIM UP
3.3 Volt Trim Up
L
N
–25.5
–17.4
Note: Resistor values are in kΩ. Accuracy
of adjustment is subject to
tolerances of resistors and fac-
tory-adjusted output accuracy.
V
O
= desired output voltage.
–14.17
V
IN
= 36V
V
IN
= 48V
V
IN
= 75V
2.76
3.84
4.92
6
Load Current (Amps)
MURATA-PS [ MURATA POWER SOLUTIONS INC. ]
