UM 2300 SERIES
7.5 Watt DC-DC Converters
♦2:1 Input Range
♦Efficiency to 82%
♦Pi Input Filter
♦Short Circuit Protection
♦200KHz Switching Frequency
♦Six-Sided Shield
♦Conductive EMI Meets CISPR22 Class A
SPECIFICATIONS
All specifications are typical at nominal line, full load and
25°C unless otherwise noted.
INPUT SPECIFICATIONS
Input Voltage Range,12V……………………………….9-18V.
24V……………………………..18-36V.
48V……………………………..36-72V.
Input Filter…………………………………………..Pi Network.
OUTPUT SPECIFICATIONS
Voltage Accuracy:
Single Output ……………………….…. ±1% max.
Dual, +Output ……..…...…………..….. ±1% max.
-Output …...…….………………. ±1%max.
Voltage Balance, Dual Output at Full Load
.….…………………….…………………………… ±1% max.
Transient Response
Single,25% step load change .……………….. <200µsec.
Dual, FL-1/2L, ±1% Error Band ……………... <200µsec.
Ripple and Noise, 20MHz-BW …………..… 75mV P-P max.
Temperature Coefficient …………….…...±0.02%/°Cmax.
Short Circuit Protection ……………………..….. Continuous.
Line Regulation1 ……………………………….…. ±0.2% max.
Load Regulation2,Single Output …..…………… ±0.5% max.
Dual Output ……………..….. ±1.0% max.
GENERAL SPECIFICATIONS
Efficiency ……………….……………….……..….. See Table.
Isolation Voltage ………………………….….. 1500 VDC min.
Isolation Resistance ……..…………………… 108 Ohms min.
Switching Frequency …………………………..…… 200 KHz
Operating Temperature Range,
Ambient, None Derating …………..….... -25°C to +71°C
Cooling …………..….……………... Free Air Convection.
Storage Temperature Range ……………... -55°C to +105°C
EMI/RFI ……..……………..… Six-Sided Continuous Shield.
Dimensions ……………………..………… 2¡Ñ1¡Ñ0.4 inches.
(50.8¡Ñ25.4¡Ñ10.2 mm)
Case Material3 …………………… Black-Coated Copper with
Non-Conductive Base.
Weight …………………..………………………….………. 30g
NOTES:
1. Measured from high line to low line.
2. Measured from full load to 1/4 full load (single).
Measured from full load to 1/2 full load (dual).
3. Metal case only.
INPUT CURRENT
MODEL
NUMBER INPUT
VOLTAGE OUTPUT
VOLTAGE OUTPUT
CURRENT NO LOAD FULL LOAD
%
EFF CASE
UM2301
UM2302
UM2303
UM2305
UM2306
UM2309
12 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
3.3 VDC
1500 mA
625 mA
500 mA
±310 mA
±250 mA
1500 mA
45 mA
45 mA
45 mA
45 mA
45 mA
45 mA
850 mA
815 mA
815 mA
810 mA
810 mA
590 mA
74
77
77
77
77
70
B
UM2311
UM2312
UM2313
UM2315
UM2316
UM2319
24 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
3.3 VDC
1500 mA
625 mA
500 mA
±310 mA
±250 mA
1500 mA
30 mA
30 mA
30 mA
30 mA
30 mA
30 mA
400 mA
380 mA
380 mA
385 mA
385 mA
280 mA
78
82
82
81
81
74
B
UM2321
UM2322
UM2323
UM2325
UM2326
UM2329
48 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
3.3 VDC
1500 mA
625 mA
500 mA
±310 mA
±250 mA
1500 mA
25 mA
25 mA
25 mA
25 mA
25 mA
25 mA
195 mA
195 mA
195 mA
190 mA
190 mA
135 mA
80
81
81
82
82
76
B
NOTES:1. Maximum capacitive load across the output ports should not be over following indicated values.
MODEL
NUMBER
UM
2301
UM
2302
UM
2303
UM
2305
UM
2306
UM
2309
UM
2311
UM
2312
UM
2313
UM
2315
UM
2316
UM
2319
UM
2321
UM
2322
UM
2323
UM
2325
UM
2326
UM
2329
Maximum1
CAPACITIVE
LOAD
+1500
uF
+220
uF
+150
uF
+47
-47
uF
+47
-47
uF
+1500
uF
+1500
uF
+220
uF
+150
uF
+47
-47
uF
+47
-47
uF
+1500
uF
+1500
uF
+220
uF
+150
uF
+47
-47
uF
+47
-47
uF
+1500
uF
CASE B
PIN CONNECTIONS
Pin Function
1
2
3
4
5
+Input
-Input
+Output
Common/NP*
-Output
*NP (No Pin) on single output models.
All dimensions in inches (mm).
Tolerance .xx=±0.04 .xxx=±0.010
UNIVERSAL
MICROELECTRONICS
