Datasheet

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TYPICAL CHARACTERISTICS
PTB78560B Characteristic Data (V
O
= 1.8 V)
(1) (2)
0
15
0
1
5
10
35
20
25
30
2 3 5 6 7 84
I
O
− Output Current − A
V
O
− Output Voltage − mV
PP
0
50
45
2
40
55
70
65
60
75
80
4 6 8
V
I
=18 V
I
O
− Output Current − A
Efficiency − %
V
I
=24 V
V
I
=60 V
V
I
=48 V
V
I
=36 V
0
2
0
2
1
3
7
5
6
4
4 6 8
I
O
− Output Current − A
P
D
− Power Dissipation − W
.
V
I
=18 V
V
I
=24 V
V
I
=60 V
V
I
=48 V
V
I
=36 V
40
30
20
70
60
50
90
80
0 1 2 3 5 6 7 84
400 LFM
I
O
− Output Current − A
T
A
− Ambient Temperature − °C
200 LFM
100 LFM
0 LFM
(Natural Convection)
40
30
20
70
60
50
90
80
0 1 2 3 5 6 7 84
400 LFM
I
O
− Output Current − A
T
A
− Ambient Temperature − °C
200 LFM
100 LFM
0 LFM
(Natural Convection)
PTB78560A , PTB78560B
PTB78560C
SLTS249 – JUNE 2005
EFFICIENCY POWER DISSIPATION OUTPUT VOLTAGE RIPPLE
vs vs vs
OUTPUT CURRENT OUTPUT CURRENT OUTPUT CURRENT
Figure 1. Figure 2. Figure 3.
TEMPERATURE DERATING TEMPERATURE DERATING
vs vs
OUTPUT CURRENT (V
I
= 24 V) OUTPUT CURRENT (V
I
= 48 V)
Figure 4. Figure 5.
(1) All data listed in Figure 1 , Figure 3 , and have been developed from actual products tested at 25°C. This data is considered typical data
for the dc-dc converter.
(2) All data listed in Figure 1 , Figure 3 , and have been developed from actual products tested at 25°C. This data is considered typical data
for the dc-dc converter.
8
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