3.3/5 Vin single output
DC-DC CONVERTERS
POLA Non-isolated
NEW Product
3
For the most current data and application support visit www.artesyn.com/powergroup/products.htm
PTH04040
TEMPERATURE (ºC)
70
60
50
40
30
20
0
10
20
30
40
50
60
TEMPERATURE (ºC)
90
80
Nat conv
200 LFM
400 LFM
90
80
70
60
50
40
30
20
0
10
20
30
40
50
60
Nat conv
200 LFM
400 LFM
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
Figure 1 - Safe Operating Area
Vin = 3.3 V (See Note A)
Figure 2 -
Safe Operating Area
Vin = 5 V (See Note A)
100
EFFICIENCY (%)
EFFICIENCY (%)
100
90
80
70
60
50
0
10
20
30
40
50
60
0
10
20
30
40
50
60
Vout
2.5V
1.8V
1.5V
1.2V
Vout
1.5V
1.0V
90
80
70
60
50
OUTPUT CURRENT (A)
Figure 3 - Efficiency vs Load Current
Vin = 5 V (See Note B)
OUTPUT CURRENT (A)
Figure 4 - Efficiency vs Load Current
Vin = 3.3 V (See Note B)
Notes
19
Margin
up
2
Vin
4
6
8
Vin
20
Margin
Down
18
Track
+Sense
11
9
Vo
12
15
UVLO
Inhibit
7
1
GND
3
5
10
GND
13
16
-Sense
Vo Adj
17
14
Vo
A
SOA curves represent the conditions at which internal components are
within the Artesyn derating guidelines.
B
Characteristic data has been developed from actual products tested at
25 °C. This data is considered typical data for the converter.
Ci
1,000µF
(Required)
Rset
1%
0.05W
Co2
330µF
C
o1
330µF
Figure 5 - Standard Application
File Name: pth04040.pdf Rev: 27 Jun 2006
ARTESYN [ ARTESYN TECHNOLOGIES ]
