UM1000W-4 SERIES
3 Watt DC/DC Converters
♦
Utilizes Surface Mount Technology
♦
4:1 Input Range
♦
7.5 Watts/Cubic Inch
♦
Efficiency to 80%
♦
200KHz Switching Frequency
♦
Continuous Short Circuit Protection
SPECIFICATIONS
All specifications are typical at nominal line, full load and
25°C unless otherwise noted.
OUTPUT SPECIFICATIONS
Voltage Accuracy, Single Output ……………..…. ± 2% max.
Dual +Output ………………… ± 2% max.
- Output ………………… ± 2% max.
Voltage Balance, Dual Output at Balance Load
………………………………………………... ±1.0% max.
Transient Response
Single, 25% Step Load Change ………...…… <500u sec.
Dual, FL-1/2FL, ±1% Error Band …………….. <500u sec.
Ripple and Noise, 20MHz BW
Single ………….………………………... 100mV p-p max.
Duals …….……..…………………….…. 100mV p-p max.
Temperature Coefficient …………………... ±0.02%/°C max.
1
Line Regulaion ………………………………….. ±0.5% max.
2
LoadRegulation Single Output ………………… ±1.0% max.
Duals Output …………………. ±1.0% max.
Short Circuit Protection ………….………………. Continuous
GENERAL SPECIFICATIONS
Efficiency ….…………….…………………….……. see Table
Isolation Voltage …………………………….. 1500 VDC min.
8
Isolation Resistance ………………………….. 10 Ohms min.
Isolation Capacitance ………………….……..……… 1000pF
Switching Frequency …………………………… 200KHz typ.
Operating Temperature Range
Ambient, None Derating …..……………. -40°C to +75°C
Case Temperature …………..………….…... 100°C max.
Cooling ……………………………… Free Air Convection
Storage Temperature Range ……………... -40°C to +125°C
Dimensions Case A ……..……….…. 1.25*0.80*0.40 inches
(31.8*20.3*10.2 mm)
Case Material ………..……… Non-Conductive Black Plastic
Weight ……………………………………………………… 15g
INPUT SPECIFICATIONS
Input Voltage Range,24V …………………………..….. 9-36V
48V ...……….…………….……. 18-72V
Input Filter ……………………………………………... Pi Type
NOTES
1. Measured from high line to low line.
2. Measured from full load to no load, dual outputs loaded
equally.
UNIVERSAL
MICROELECTRONICS
UM1000W-4
1 OF 2
3,27TH RD., TAICHUNG INDUSTRIAL PARK,
TAICHUNG, TAIWAN, R.O.C.
TEL: 886-4-23590096 FAX: 886-4-23590129
REV.4
MODEL
NUMBER
UM1001W-4
UM1002W-4
UM1003W-4
UM1004W-4
UM1005W-4
UM1006W-4
UM1009W-4
UM1011W-4
UM1012W-4
UM1013W-4
UM1014W-4
UM1015W-4
UM1016W-4
UM1019W-4
INPUT
VOLTAGE
OUTPUT
VOLTAGE
5 VDC
12 VDC
15 VDC
±
5 VDC
±
12 VDC
±
15 VDC
3.3VDC
5 VDC
12 VDC
15 VDC
±
5 VDC
±
12 VDC
±
15 VDC
3.3VDC
UM
1003W
-4
22
UM
1004W
-4
OUTPUT
CURRENT
500mA
250mA
200mA
±
250mA
±
125mA
±
100mA
500mA
500mA
250mA
200mA
±
250mA
±
125mA
±
100mA
500mA
UM
1005W
-4
UM
1006W
-4
INPUT CURRENT
NO LOAD
15mA
15mA
15mA
15mA
20mA
20mA
15mA
10mA
10mA
10mA
10mA
10mA
10mA
10mA
UM
1009W
-4
56
FULL LOAD
130mA
157mA
157mA
130mA
157mA
157mA
93mA
65mA
78mA
78mA
65mA
78mA
78mA
46mA
UM
1011W
-4
470
UM
1012W
-4
220
%
TYP
80
80
80
80
80
80
74
80
80
80
80
80
80
74
UM
1013W
-4
150
REGULATION
LINE
0.5%
0.5%
0.5%
±
0.5%
±
0.5%
±
0.5%
0.5%
0.5%
0.5%
0.5%
±
0.5%
±
0.5%
±
0.5%
0.5%
UM
1014W
-4
LOAD
1.0%
1.0%
1.0%
±
1.0%
±
1.0%
±
1.0%
1.0%
1.0%
1.0%
1.0%
±
1.0%
±
1.0%
±
1.0%
1.0%
UM
1015W
-4
UM
1016W
-4
CASE
24 VDC
A
48 VDC
A
MODEL
NUMBER
MAXIMUM
CAPACITIVE
1
LOAD (uF)
UM
1001W
-4
56
UM
1002W
-4
27
UM
1019W
-4
470
±
27
±
15
±
10
±
220
±
100
±
68
Note: 1. Maximum capacitive load Across the each output ports should not be over following indicated value.
PIN CONNECTIONS
Single Output
1
2
3
9
10
11
12
13
14
15
16
22
23
24
NP*
-V Input
-V Input
NC*
NC*
NC*
NP*
NP*
+V Output
NC*
- V Output
+V Input
+V Input
NP*
Dual Output
NP*
-V Input
-V Input
Common
NC*
-V Output
NP*
NP*
+V Output
NC*
Common
+V Input
+V Input
NP*
*NC: No Connection.
*NP: No Pin
All dimensions in inches (mm).
Note 1:Cut-corner marking for Pin No.1
Note 2:Pin size is 0.020±0.005 inches (0.5mm) dia.
or 0.020*0.012 inch
Note 3:Tolerance .xx=±0.04”
.xxx=±0.010”
UNIVERSAL
MICROELECTRONICS
UM1000W-4
2 OF 2
3,27TH RD., TAICHUNG INDUSTRIAL PARK,
TAICHUNG, TAIWAN, R.O.C.
TEL: 886-4-23590096 FAX: 886-4-23590129
REV.4
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