AC/DC 350W Enclosed Switching Power Supply
LM350-10Bxx, LM350-10Bxx-Q Series
2019.10.09 -A/3 Page 1 of 5
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RoHS
FEATURES
Selectable AC input range: 90 - 132VAC/180 - 264VAC
DC input range: 240 - 373VDC
Ultra low standby power consumption < 0.75W @230VAC
Operating ambient temperature range: - 30℃to +70℃
Compact size with 1U low profile
LED indicator for power on
Output short circuit, over-current, over-voltage,
over-temperature protection
Safety according to IEC/EN/UL62368, EN60335, GB4943
Withstand 300VAC surge input for 5s (Switch in position of 230)
Built-in DC fan
Operating up to 5000m altitude
LM350-10Bxx series is one of Mornsun’s enclosed AC-DC switching power supply. It features selectable AC input and at the same time
accepts DC input voltage, cost-effective, low no load power consumption, high efficiency and high reliability. These power supply offer
excellent EMC performance and meet IEC/EN61000-4, CISPR32/EN55032, IEC/UL/EN62368, EN60335, GB4943 standards and they are widely
used in areas of industrial, LED, street light control, electricity, security, telecommunications, smart home etc.
Selection Guide
Certification
Part No.*
Nominal Output
Voltage and Current
(Vo/Io)
Output Voltage
Adjustable Range(V)
Efficiency at 230VAC
(%) Typ.
Max. Capacitive Load
(µF)
CE/CQC
LM350-10B05
5V/60A
4.5-5.5
83.5
10000
LM350-10B12
12V/29A
10.2-13.8
85
4000
LM350-10B15
15V/23.2A
13.5-18
86
3300
LM350-10B24
24V/14.6A
21.6-28.8
87
1500
LM350-10B36
36V/9.7A
32.4-39.6
88
1500
LM350-10B48
48V/7.3A
43.2-52.8
88.5
470
Note：*Use suffix“Q”for conformal coating.
Input Specifications
Item
Operating Conditions
Min.
Typ.
Max.
Unit
Input Voltage Range
AC input
Low voltage (Switch in position of 115)
90
--
132
VAC
High voltage (Switch in position of 230)
180
--
264
DC input
Switch in position of 230
240
--
373
VDC
Input Voltage Frequency
47
--
63
Hz
Input Current
115VAC
--
6.8
8
A
230VAC
--
3.4
4
Inrush Current
115VAC
Cold start
--
60
--
230VAC
--
60
--
Hot Plug
Unavailable
Output Specifications
Item
Operating Conditions
Min.
Typ.
Max.
Unit
Output Voltage Accuracy
Full load range
5V
--
±3
--
%
12V
--
±1.5
--
15V/24V/36V/48V
--
±1
--
AC/DC 350W Enclosed Switching Power Supply
LM350-10Bxx, LM350-10Bxx-Q Series
2019.10.09 -A/3 Page 2 of 5
MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Line Regulation
Rated load
--
±0.5
--
%
Load Regulation
0% - 100% load
5V
--
±2
--
12V
--
±1
--
15V/24V/36V/48V
--
±0.5
--
Output Ripple & Noise*
20MHz bandwidth
(peak-to-peak value)
5V/12V/15V/24V
--
150
--
mV
36V/48V
--
200
--
Temperature Coefficient
--
±0.02
--
%/℃
Minimum Load
0
--
--
%
Stand-by Power
Consumption
230VAC, 25℃
--
--
0.75
W
Hold-up Time
115VAC
--
12
--
ms
230VAC
--
16
--
Short Circuit Protection
Recovery time <5s after the short circuit disappear.
Hiccup, continuous, self-recovery
Over-current Protection
110% - 180% Io, self-recovery
Over-voltage Protection
5V
5.75V-6.75V（Hiccup, self-recovery）
12V
13.8V-16.2V（Hiccup, self-recovery）
15V
18V-21V（Hiccup, self-recovery）
24V
28.8V-33.6V（Hiccup self-recovery）
36V
41.4V-46.8V（Hiccup, self-recovery）
48V
55.2V-59.5V（Hiccup, self-recovery）
Over Temperature
Protection
Hiccup, self-recovery
Note：*The “Tip and barrel method” is used for ripple and noise test, please refer to AC-DC Converter Application Notes for specific information.
General Specifications
Item
Operating Conditions
Min.
Typ.
Max.
Unit
Isolation Test
Input -
Electric strength test for 1min., leakage current <10mA
2000
--
--
VAC
Input - output
3000
--
--
output -
500
--
--
Insulation
Resistance
Input -
At 500VDC
100
--
--
MΩ
Input - output
100
--
--
output -
100
--
--
Operating Temperature
-30
--
+70
℃
Storage Temperature
-40
--
+85
Storage Humidity
Non-condensing
--
--
95
%RH
Switching Frequency
--
65
--
kHz
Power Derating
Operating temperature derating
+50℃to +70℃
2
--
--
%/℃
Input voltage derating
90VAC - 100VAC
2
--
--
%/VAC
100VAC -132VAC
0
--
--
180VAC - 264VAC
0
--
--
Safety Standard
Meet IEC/EN/UL62368/EN60335/GB4943
Safety Class
CLASS I
MTBF
MIL-HDBK-217F@25℃
>300,000 h
Mechanical Specifications
Case Material
Metal (AL1100, SGCC)
Dimensions
215.00 x 115.00 x 30.00mm
Weight
750g (Typ.)
Cooling Method
Free air convection
AC/DC 350W Enclosed Switching Power Supply
LM350-10Bxx, LM350-10Bxx-Q Series
2019.10.09 -A/3 Page 3 of 5
MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Product Characteristic Curve
Note：This product is suitable for applications using forced air cooling; for applications in closed environment please consult our FAE.
Electromagnetic Compatibility (EMC)
Emissions
CE
CISPR32/EN55032 CLASS A
RE
CISPR32/EN55032 CLASS A
Immunity
ESD
IEC/EN 61000-4-2 Contact ±6KV /Air ±8KV
Perf. Criteria A
RS
IEC/EN 61000-4-3 10V/m
perf. Criteria A
EFT
IEC/EN 61000-4-4 ±2KV
perf. Criteria A
Surge
IEC/EN 61000-4-5 line to line ±2KV/line to ground ±4KV
perf. Criteria A
CS
IEC/EN61000-4-6 10 Vr.m.s
perf. Criteria A
DIP
IEC/EN61000-4-11 0%,70%
perf. Criteria B
Remark：
1, One magnetic beed should be coupled with the output load line during CE/RE testing;
2, This power supply does not meet the harmonic current requirements specified in EN61000-3-2.
Please do not use this power supply under the following conditions:
1) The terminal equipment is used in the European Union.
2) The terminal equipment is connected to public mains supply with 220VAC or greater rated nominal voltage.
3) The power supply is installed in terminal equipment with average or continuous input power greater than 75W.
4) The power supply belongs to a part of lighting system.
Exception: The power supply used in the following terminal equipment does not need to meet EN61000-3-2.
1) Professional equipment with a total rated input power greater than 1000W.
2) Symmetrically controlled heating element with a rated power less than or equal to 200W.
AC/DC 350W Enclosed Switching Power Supply
LM350-10Bxx, LM350-10Bxx-Q Series
2019.10.09 -A/3 Page 4 of 5
MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Dimensions and Recommended Layout
AC/DC 350W Enclosed Switching Power Supply
LM350-10Bxx, LM350-10Bxx-Q Series
2019.10.09 -A/3 Page 5 of 5
MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Note:
1. For additional information on Product Packaging please refer to www.mornsun-power.com. Packaging bag number:58220063;
2. Unless otherwise specified, parameters in this datasheet were measured under the conditions of Ta=25℃, humidity<75%RH with nominal
input voltage and rated output load;
3. The ambient temperature derating of 5℃/1000m is needed for operating altitude greater than 2000m;
4. All index testing methods in this datasheet are based on our company corporate standards;
5. In order to improve the efficiency at high input voltage, there will be audible noise generated, but it does not affect product
performance and reliability;
6. We can provide product customization service, please contact our technicians directly for specific information;
7. Products are related to laws and regulations: see "Features" and "EMC";
8. The out case needs to be connected to PE( )of system when the terminal equipment in operating;
9. Our products shall be classified according to ISO14001 and related environmental laws and regulations, and shall be handled by
qualified units.
10. The power supply is considered a component which will be installed into a final equipment. All EMC tests should be confirmed with the
final equipment. Please consult our FAE for EMC test operation instructions.
Mornsun Guangzhou Science & Technology Co., Ltd.
Address: No. 5, Kehui St. 1, Kehui Development Center, Science Ave., Guangzhou Science City, Huangpu District, Guangzhou, P. R. China
Tel: 86-20-38601850 Fax: 86-20-38601272 E-mail: info@mornsun.cn www.mornsun-power.com