50-60W
OPEN-FRAME SWITCHING POWER SUPPLIES
• Single, Dual and Triple Output Models
• Models with Universal AC Input or DC Input
• CE Mark: UL/CSA/EN60950 Approvals
• Models to UL544/CSA C22.2-601/EN60-601
Medical Safety Standards
• EN55022/FCC Class B Input Line Filters
• 0% Minimum Load Requirement
• Over-Current/Short-Circuit Protection
• 2-Year Warranty
• Minimum 200,000-Hour MTBF
CHARACTERISTICS
Input Voltage ................................FLU and MDU models, universal input
voltage range 85-265 VAC single
phase or 100-370 VDC. DC-input mod-
els, see ratings table.
Input Line Frequency ...................47-440 Hz (ac input models).
Input Line Protection ....................FLU and MDU models, MOV transient
protected, input line fuse on-board.
Output Current Output
Output Voltage Min. Nom. Max. Voltage Line Load Cross-
(See Note 1.)
Model
Output (V)
(A) (A)
(A)
Tol. Reg. Reg. Reg.
EMI Filter......................................Standard (FLU and MDU models).
Performance surpasses conducted EMI
AC-DC 50W Singles
85-265 VAC Input
requirements of EN55022/FCC Class B
FLU1-50-1AD
FLU1-50-2AD
FLU1-50-3AD
FLU1-50-4AD
FLU1-50-5AD
FLU1-50-6AD
V1
V1
V1
V1
V1
V1
5
0.00 10.0 10.0 1.0% 0.5% 0.5%
0.00 5.60 5.60 1.0% 0.5% 0.5%
0.00 4.20 4.20 1.0% 0.5% 0.5%
0.00 3.33 3.33 1.0% 0.5% 0.5%
0.00 2.10 2.10 1.0% 0.5% 0.5%
0.00 1.75 1.75 1.0% 0.5% 0.5%
—
—
—
—
—
—
by 10 dB, typical.
9
Continuous Output Power............FLU1-50, MDU1-50, FLU2-50, FLU3-
50, and DC50 series, 50W, max.
12
15
24
28
FLU1-60 and DC60 series, 60W, max.
Leakage Current...........................MDU series, non-patient contact rating:
300 µA, maximum.
Output Voltage Adjust...................Primary output adjustable 5%.
Auxiliary outputs fixed.
Efficiency ......................................62-76%, typical (nominal input voltage,
nominal load conditions).
Hold-Up Time ...............................16 ms (115 VAC input), 32 ms (230
VAC input), minimum, at full load.
Overload Protection......................Power-limit circuit.
Short-Circuit Protection ................Continuous.
Over-Voltage Protection ...............FLU and MDU series, primary output
only (120% of rated output, typical).
Soft Start ......................................Standard on all ac-input models.
Design Topology...........................Flyback converter with current-mode
control.
AC-DC 50W Singles To UL544/EN60-601/CSA 22.2-601.1
MDU1-50-1AD V1
MDU1-50-2AD V1
MDU1-50-3AD V1
MDU1-50-4AD V1
MDU1-50-5AD V1
MDU1-50-6AD V1
5
0.00 10.0 10.0 1.0% 0.5% 0.5%
0.00 5.60 5.60 1.0% 0.5% 0.5%
0.00 4.20 4.20 1.0% 0.5% 0.5%
0.00 3.33 3.33 1.0% 0.5% 0.5%
0.00 2.10 2.10 1.0% 0.5% 0.5%
0.00 1.75 1.75 1.0% 0.5% 0.5%
—
—
—
—
—
—
9
12
15
24
28
AC-DC 60W Singles
85-265 VAC Input
FLU1-60-1AD
FLU1-60-2AD
FLU1-60-3AD
FLU1-60-4AD
FLU1-60-5AD
FLU1-60-6AD
V1
V1
V1
V1
V1
V1
5
0.00 12.0 12.0 1.0% 0.1% 0.2%
—
—
—
—
—
—
Frequency of Operation ...............FLU1-50 and MDU1-50 series, 40 kHz,
fixed. DC50 and DC60 series, 100
9
0.00 6.70 6.70 1.0% 0.1% 0.2%
0.00 5.00 5.00 1.0% 0.1% 0.2%
0.00 4.00 4.00 1.0% 0.1% 0.2%
0.00 2.50 2.50 1.0% 0.1% 0.2%
0.00 2.10 2.10 1.0% 0.1% 0.2%
kHz, fixed. FLU1-60, FLU2-50, FLU3-
50 series, 33 kHz, fixed.
12
15
24
28
Hi-Pot Isolation.............................FLU Series: 5300 VDC, input-to-output
for one minute.
MDU Series: 5700 VDC, input-to-output
for one minute.
DC50 and DC60 Series, 2500 VDC
AC-DC 50W Duals
85-265 VAC Input
input-to-output for one minute. (See
FLU2-50-1AD
V1
+5
0.00 5.00 6.00 1.0% 0.2% 1.0%
—
Note 2.)
*
V2 +12 0.00 2.10 3.00 5.0% 1.0% 3.0% 5.0%
Noise, Ripple and Spike...............FLU and MDU models, 1% peak-to-
peak, maximum. (See Notes 4, 5.)
FLU2-50-2AD
V1 +5 0.00 5.00 6.00 1.0% 0.2% 1.0%
—
Temperature Range......................-20°C to +70°C.
Output Power De-Rating..............De-rate output power and current lin-
early 2%/°C from +50°C to +70°C.
Temperature Coefficient ............... 0.05%/°C over the entire operating
temperature range.
V2 +24 0.00 1.10 1.50† 5.0% 1.0% 3.0% 5.0%
* Peak output current rating = 5.0A (<60 seconds, duty cycle <10%).
† Peak output current rating = 2.5A (<60 seconds, duty cycle <10%).
Relative Humidity .........................0 to 95%, non-condensing.
Altitude .........................................0 to 10,000 feet.
Cooling .........................................Convection cooling is adequate.
Moving air is recommended for opera-
Optional L-bracket enclosures for the FLU1-50
series are available. For details, see dimension
drawings for the Power General 40W series.
tion in a confined area.
Storage Temperature....................-40°C to +85°C.
Storage Humidity..........................0 to 95%, non-condensing.
Mean Time Between Failures.......>200,000 hours. (Note 6.)
POWER GENERAL 152 Will Drive · Canton, MA 02021 USA · Phone 781-828-6216 · Fax 781-830-1155 · Email power@nidecpg.com
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