Data Sheet

AC/DC 150W Enclosed Switching Power Supply
LM150-20Bxx, LM150-20Bxx-C, LM150-20Bxx-Q series
2020.06.28-A/6 Page
2
of
5
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(peak-to-peak value)
24V/36V/48V
--
--
200
Temperature Coefficient
--
±0.03
--
%/℃
Minimum Load
0
--
--
%
Stand-by Power Consumption
--
--
0.5
W
Hold-up Time
115VAC
8
--
--
ms
230VAC
16
--
--
Short Circuit Protection
Recovery time <5s after the short circuit disappear.
Hiccup, continuous, self-recovery
Over-current Protection
110%-150% Io, self-recovery
Over-voltage Protection
12V
≤16.2VDC (Output voltage turn off,
re-power on for recovery)
15V
≤21.75VDC (Output voltage turn off,
re-power on for recovery)
24V
≤
33.6VDC (Output voltage turn off,
re-power on for recovery)
36V
≤48.6VDC (Output voltage turn off,
re-power on for recovery)
48V
≤
60VDC (Output voltage turn off,
re-power on for recovery)
Over-temperature Protection
Output voltage turn off, self-recovery
Note: *The “Tip and barrel method” is used for ripple and noise test, output parallel 47uF electrolytic capacitor and 0.1uF ceramic capacitor, please refer to
Enclosed Switching Power Supply Application Notes for specific information.
General Specifications
Item
Operating Conditions
Min.
Typ.
Max.
Unit
Isolation
Input -
Electric strength test for 1min., leakage current <10mA
2000
--
--
VAC
Input- output
4000
--
--
Output -
1250
--
--
Insulation
Resistance
Input -
At 500VDC
50
--
--
M
Ω
Input - output
50
--
--
Output -
50
--
--
Operating Temperature
-30
--
+70
℃
Storage Temperature
-40
--
+85
Storage Humidity
Non-condensing
10
--
95
%RH
Operating Humidity
20
--
90
Switching Frequency
--
65
--
kHz
Power Derating
Operating
temperature
derating
85VAC-100VAC
-30℃ to -25℃
5
--
--
%/℃
12V
+45℃ to +70℃
2
--
--
15V/24V/36V/48V
+50℃ to +70℃
2.5
--
--
Input voltage
derating
85VAC-100VAC
1.33
--
--
%/VAC
Safety Standard
Meet IEC/EN/UL62368/EN60335/EN61558
/GB4943
Safety Certification
IEC/EN/UL62368/EN60335/EN61558/GB4943
Safety Class
CLASS I
MTBF
MIL-HDBK-217F@25
℃
>300,000 h
Mechanical Specifications
Case Material
Metal (AL1100, SGCC)
Dimensions
159.00 x 97.00 x 30.00 mm
Weight
410g (Typ.)
Cooling Method
Free air convection