DC/DC CONVERTER
UNREGULATED TYPE
UMA SERIES
ELECTRICAL SPECIFICATIONS |
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Input Voltage Range |
+/-10% max |
Line Regulation |
+/-1.2% max |
Input Filter |
Capacitor Typ |
Load Regulation |
+/-8% max |
Protection |
Fuse Recommended |
Minimum Load |
10% of Full Load |
Voltage Setpoint Accuracy |
+/-2% max |
Short Circuit Protection |
Momentary |
Temperature Coefficient |
+/-0.03%/oC |
Transient Response |
200uS max |
Ripple & Noise(20MHz BW) |
100mVp-p max |
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|
GENERAL SPECIFICATIONS |
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---|---|---|---|
Operating Temperature |
-25oC to +71oC |
Isolation Capacitance |
80pF max |
Storage Temperature |
-55oC to +125oC |
Switching Frequency |
100 KHz min |
Humidity |
95% max |
MTBF |
>2,000,000 Hours at 25oC |
Cooling |
Free-Air Convection |
Case Material |
Non-Conductive Plastic |
Efficiency |
70%-82% |
Conducted Emissions |
EN55022 Class A |
Isolation Voltage |
1000 VDC min |
Radiated Emissions |
EN55022 Class A |
Isolation Resistance |
109 ohms min |
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|
Mechanical Characteristics |
|
---|---|
Length: 12.7mm |
Height: 6.87/7.62mm |
Width: 10.16mm |
Weight: 1.7g Typ |
1W SINGLE OUTPUT |
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Model No |
INPUT VOLTAGE |
OUTPUT VOLTAGE |
OUTPUT CURRENT |
INPUT CURRENT |
EFF(%) |
ISOLATION(VDC) |
|
FULL LOAD |
NO LOAD |
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UMAS-0505 |
5 |
5 |
200 |
260 |
26 |
77 |
1000 |
UMAS-0509 |
5 |
9 |
110 |
260 |
27 |
77 |
1000 |
UMAS-0512 |
5 |
12 |
84 |
253 |
26 |
79 |
1000 |
UMAS-0515 |
5 |
15 |
67 |
253 |
28 |
79 |
1000 |
UMAS-1205 |
12 |
5 |
200 |
107 |
11 |
78 |
1000 |
UMAS-1209 |
12 |
9 |
110 |
105 |
11 |
79 |
1000 |
UMAS-1212 |
12 |
12 |
84 |
102 |
11 |
82 |
1000 |
UMAS-1215 |
12 |
15 |
67 |
102 |
12 |
82 |
1000 |
UMAS-2405 |
24 |
5 |
200 |
54 |
8 |
77 |
1000 |
UMAS-2409 |
24 |
9 |
110 |
54 |
8 |
77 |
1000 |
UMAS-2412 |
24 |
12 |
84 |
54 |
8 |
77 |
1000 |
UMAS-2415 |
24 |
15 |
67 |
52 |
7 |
80 |
1000 |
UMAS-4805 |
48 |
5 |
200 |
27 |
4 |
76 |
1000 |
UMAS-4809 |
48 |
9 |
110 |
27 |
4 |
77 |
1000 |
UMAS-4812 |
48 |
12 |
84 |
27 |
4 |
77 |
1000 |
UMAS-4815 |
48 |
15 |
67 |
26 |
4 |
79 |
1000 |
OUTPUT SPECIFICATIONS
SIMPLIFIED SCHEMATIC
MECHANICAL DIMENSIONS &
RECOMMENDED FOOTPRINT DETAILS