UM200NR SERIES
1 to 1.5 Watt DC-DC Converters
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24-Pin DIP Package
70% Efficiency
Unregulated Outputs
Pi Input Filter
500 VDC Isolation
SPECIFICATIONS
All specifications are typical at nominal line, full load and
25°C unless otherwise noted.
GENERAL SPECIFICATIONS
Efficiency ……….…………………….………..……… 60-80%
Isolation Voltage ………………………………. 500 VDC min.
Isolation Capacitance …………..………………………. 80pF
Isolation Resistance …..………………..……. 10
8
ohms min.
Switching Frequency ……..…………….…..…… 20KHz min.
Operating Temperature Range,
Ambient, None Derating ….….….……….. -25°C to +71°C
Cooling .……………………..……… Free Air Convection
Storage Temperature Range …………….. –40°C to +100°C
Dimensions ……………………………… 1.25*0.8*0.4 inches
(31.8*20.3*10.2mm)
Case Material .….…………… Non-Conductive Black Plastic
UL94V-0
Weight …………..………….………………………………. 15g
NOTES
1. 15 uF 35V, tantalum capacitor across each output.
2. Line regulation is per 1.0% change in input voltage.
3. Load regulation is for load change from 100% to 20% see
graph of load regulation.
Typical Load Regulation
114
112
110
108
106
104
102
100
96
0
A
B
Input Voltage Range ……………………...…….…….… ±10%
Input Filter …………..………………..………..….. Pi Network
OUTPUT SPECIFICATIONS
Voltage Accuracy ……………….………..….….. ±3.0% max.
Ripple and Noise
1
, 20MHz BW ……….….. 100mV P-P max.
Short Circuit Protection …..…………...……....…. Short Time
Line Regulation
2
………………..…………..….....……. ±1.2%
Load Regulation
3
,UM201NR ….………..….……..……. ±8%
All Other Models ….………………… ±6%
% Full Load Output Voltage
INPUT SPECIFICATIONS
10
20
% Rated Load
40
60
80
100
Line A-UM201NR
Line B-All other models
UNIVERSAL
MICROELECTRONICS
UM200NR
1
OF 2
3,27TH RD., TAICHUNG INDUSTRIAL PARK,
TAICHUNG, TAIWAN, R.O.C.
TEL: 886-4-23590096 FAX: 886-4-23590129
REV. 1
MODEL
NUMBER
UM201NR
UM203NR
UM205NR
UM207NR
UM209NR
UM211NR
UM213NR
UM215NR
UM217NR
UM219NR
CASE A
INPUT
VOLTAGE
OUTPUT
VOLTAGE
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
OUTPUT
CURRENT
220 mA
125 mA
100 mA
± 62 mA
± 50 mA
220 mA
125 mA
100 mA
± 62 mA
± 50 mA
INPUT CURRENT
NO LOAD
115 mA
115 mA
115 mA
115 mA
115 mA
45 mA
45 mA
45 mA
45 mA
45 mA
FULL LOAD
345 mA
450 mA
450 mA
450 mA
450 mA
125 mA
170 mA
170 mA
170 mA
170 mA
CASE
5 VDC
A
12 VDC
A
Pin
1
2
3
10
11
12
13
14
15
22
23
24
Pin Connections
Single Output
Dual Output
+V Input
+V Input
-V Output
NC*
Common
NC*
Common
-V Output
+V Output
+V Output
- V Input
- V Input
-V Input
-V Input
+V Output
+V Output
Common
-V Output
Common
NC*
-V Output
NC*
+V Input
+V Input
*NC(No Connection)on single output models.
All dimensions in inches(mm)
Note 1:Cut-corner marking for Pin No.1
Note 2:Pin size is 0.020±0.005 inch(0.5mm)dia.
or 0.020*0.012 inch
Note 3:Tolerance .xx =±0.02
.xxx =±0.010
UNIVERSAL
MICROELECTRONICS
UM200NR
2
OF 2
3,27TH RD., TAICHUNG INDUSTRIAL PARK,
TAICHUNG, TAIWAN, R.O.C.
TEL: 886-4-23590096 FAX: 886-4-23590129
REV. 1