UM1000 SERIES
3 Watt DC-DC Converters
♦
Utilizes Surface Mount Technology
♦
2:1 Input Range
♦
7.5 Watts/Cubic Inch
♦
Efficiency to 80%
♦
Remote On/Off Control
♦
200 KHz Switching Frequency
♦
Continuous Short Circuit Protection
♦
RoHS Compliant
SPECIFICATIONS
All specifications are typical at nominal line full load, and
25°C unless otherwise noted.
GENERAL SPECIFICATIONS
Efficiency .…………………………………………... See Table
Isolation Voltage
3
…..………….... 500 VDC, 1000 VDC min.
8
Isolation Resistance ………………………..... 10 ohms min.
Isolation Capacitance .…………………....…….... 300pF typ.
Switching Frequency .…………………...……... 200KHz typ.
Operating Temperature Range,
Ambient None Derating …………………….. -25°C to +71°C
Cooling .…………………………………. Free Air Convection
Storage Temperature Range .……………... -40°C to+125°C
Dimensions Case A .…………….. 1.25 x 0.80 x 0.40 inches
(31.8 x 20.3 x 10.2 mm)
Case Material ……..………... Non-Conductive Black Plastic
UL94V-0
Weight ..…………………..………………………………... 15g
INPUT SPECIFICATIONS
Input Voltage Range, 24V ………………………….... 18-36V
48V …………………………..... 36-72V
Input Filter .……………………………………….... Pi Network
Remote On/Off Control .…………………. "TC" Pin-Out Only
OUTPUT SPECIFICATIONS
Voltage Accuracy, Single Output ..……………….. ±1% max.
Dual + Output ………….……... ±1% max.
-Output .………………... ±1% max.
Voltage Balance, Dual Output at Full Load
……………………………..………………….... ±1.0% max.
Transient Response,
Single, 25% Step Load Change .……………….. <500μsec.
Dual,FL-1/2FL,±1% Error Band .……………….. <500μsec.
Ripple and Noise, 20MHz BW,
Single ….………………………………….. 100mV P-P max.
Dual ……………………………………..... 100mV P-P max.
Temperature Coefficient ..………………..... ±0.02%/°C max.
Line Regulation
1
………………..………………... ±0.2% max.
Load Regulation
2
, Single Output ………………. ±0.5% max.
Dual Output .………….…….. ±0.5% max.
Short Circuit Protection .…………….…………... Continuous
NOTES:
1. Measured from high line to low line.
2. Measured from full load to no load, dual outputs loaded
equally.
3. 1000 VDC for “T”/”TC” pin-out only.
REMOTE ON/OFF CONTROL
Control Input …………………………………………… Pin 20
Control Common ………..………………………… Pin 23,24
Logic Compatibility …………………………………………….
…………………………..…. COMS or Open Collector TTL
Control Voltage ………………………………………………..
On ………………………..…. >+5.5 VDC Or Open Circuit
Off ………………….. <+1.8 VDC or Jumper to Pin 23,24
Converter Shutdown Idle Current …………….……… 10mA
UNIVERSAL
MICROELECTRONICS
UM1000
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
UM1001
UM1002
UM1003
UM1004
UM1005
UM1006
UM1009
UM1011
UM1012
UM1013
UM1014
UM1015
UM1016
UM1019
INPUT
VOLTAGE
OUTPUT
VOLTAGE
5 VDC
12 VDC
15 VDC
±
5 VDC
±
12 VDC
±
15 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
±
5 VDC
±
12 VDC
±
15 VDC
3.3 VDC
OUTPUT
CURRENT
500 mA
250 mA
200 mA
±
250 mA
±
125 mA
±
100 mA
500 mA
500 mA
250 mA
200 mA
±
250 mA
±
125 mA
±
100 mA
500 mA
INPUT CURRNET
NO LOAD
15 mA
15 mA
15 mA
15 mA
20 mA
20 mA
15 mA
10 mA
10 mA
10 mA
10 mA
10 mA
10 mA
10 mA
FULL LOAD
136 mA
157 mA
157 mA
136 mA
157 mA
157 mA
95 mA
68 mA
78 mA
78 mA
68 mA
78 mA
78 mA
47 mA
%
EFF
77
80
80
77
80
80
73
77
80
80
77
80
80
73
REGULATION
LINE
0.2%
0.2%
0.2%
±
0.2%
±
0.2%
±
0.2%
0.2%
0.2%
0.2%
0.2%
±
0.2%
±
0.2%
±
0.2%
0.2%
LOAD
0.2%
0.2%
0.2%
±
0.5%
±
0.5%
±
0.5%
0.5%
0.2%
0.2%
0.2%
±
0.5%
±
0.5%
±
0.5%
0.5%
CASE
24 VDC
A
48 VDC
A
ALT
PIN
OUT
T/TC
T/TC
T/TC
T/TC
T/TC
T/TC
T/TC
T/TC
T/TC
T/TC
T/TC
T/TC
T/TC
T/TC
1
NOTES: 1. Alternate pin-out version, to order suffix a “T” or “TC” to model number.
2. Maximum capacitive load across the output ports should not be over following indicated values.
UM
MODEL
NUMBER
1001
2
MAXIMUM
CAPACITIVE 470
LOAD (uF)
CASE A
Alternated Pin Connections
Suffix “T”/”TC”
Pin Single Output Dual Output Single Output Dual Output
1
NP*
NP*
+V Input
+V Input
2
-V Input
-V Input
+V Input
+V Input
3
-V Input
-V Input
NP*
NP*
9
NC*
Common
NP*
NP*
10
NC*
NC*
NC*
Common
11
NC*
-V Output
NC*
Common
12
NP*
NP*
-V Output
NC*
13
NP*
NP*
+V Output
-V Output
14
+V Output
+V Output
NP*
NP*
15
NC*
NC*
NC*
+V Output
16
-V Output
Common
NP*
NP*
20
NP*
NP*
NP/Control* NP/Control*
22
+V Input
+V Input
NP*
NP*
23
+V Input
+V Input
-V Input
-V Input
24
NP*
NP*
-V Input
-V Input
Pin Connections
UM
1002
220
UM
1003
150
UM
1004
±220
UM
1005
±100
UM
1006
±68
UM
1009
470
UM
1011
470
UM
1012
220
UM
1013
150
UM
1014
±220
UM
1015
±100
UM
1016
±68
UM
1019
470
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 =±0.04”
.xxx =±0.010”
*NC: No Connection.
*NP: No Pin
*NP/Control: Suffix “T” for No Pin.
Suffix “TC” for Control Pin.
UNIVERSAL
MICROELECTRONICS
UM1000
2
OF
2
3,27TH RD., TAICHUNG INDUSTRIAL PARK,
TAICHUNG, TAIWAN, R.O.C.
TEL: 886-4-23590096 FAX: 886-4-23590129
REV.4
Analogue and Mixed Signal
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