DSN17N12S3.3 View Datasheet(PDF) - Power-One Inc.
Part Name
Description
MFG CO.
'DSN17N12S3.3' PDF : 3 Pages View PDF
DSN17 SERIES – SINGLE OUTPUT
DSN17 SERIES BLOCK DIAGRAM
+ INPUT 2
+ INPUT 3
HIGH EFFICIENCY
CURRENT MODE
STEP DOWN
REGULATOR
8 + OUTPUT
9 + OUTPUT
– INPUT 4
– INPUT 5
1
ON/OFF
6 – OUTPUT
7 – OUTPUT
OUTPUT POWER DERATING
20
15
10
5
0
40
50
60
70
80
90
AMBIENT TEMPERATURE
Typical Performance: (Tc=25°C, Vin=Nom VDC, Rated Load)
3.3 VOLT EFFICIENCY Vs. LOAD
95
90
85
80
75
70
0 10 20 30 40 50 60 70 80 90 100
LOAD (%)
5.0 VOLT EFFICIENCY Vs. LOAD
95
90
85
80
75
70
0 10 20 30 40 50 60 70 80 90 100
LOAD (%)
3.3 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE
95
50% FULL LOAD
90
85
100% FULL LOAD
80
75
70
4.0
4.5
5.0
5.5
6.0
LINE INPUT (VOLTS)
3.3 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE
95
50% FULL LOAD
90
100% FULL LOAD
85
80
75
70
6 7 8 9 10 11 12 13 14 15
LINE INPUT (VOLTS)
3.3 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE
3.5
100% LOAD
3.0
2.5
2.0
50% LOAD
1.5
1.0
0.5
0.0
0
1
2
3
4
5
6
LINE INPUT (VOLTS)
5.0 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE
3.5
3.0
2.5
2.0
100% LOAD
1.5
1.0
50% LOAD
0.5
0.0
0 2 4 6 8 10 12 14 16
LINE INPUT (VOLTS)
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NUCLEAR AND MEDICAL APPLICATIONS Power-One products are not authorized for use as critical components in life support systems, equipment used in hazardous environments,
or nuclear control systems without the express written consent of the President of Power-One, Inc.
TECHNICAL REVISIONS The appearance of products, including safety agency certifications pictured on labels, may change depending on the date manufactured. Specifications are
subject to change without notice.
3
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