SMP350 Series
350 Watts
• Rugged Industrial Construction
• -40 °C to +70 °C Operation
• Screw Terminals
• High Efficiency
• Remote On/Off
• Low Leakage Current
• Class B Emissions
• 3 Year Warranty
AC-DC Power Supplies
The SMP350 series provides a range of rugged, enclosed, 300 – 350W supplies with integral fan,
screw terminal connections and a wide operating temperature range of -40 °C to +70 °C ideally
suited to a wide range of industrial applications. The SMP350 series features high efficiency and class
B EMI emissions for ease of integration into the end application and offers remote On/Off to simplify
system control. Packaged in a 3.6” x 7” x 1.7” enclosure the series offers power densities up to 13
W/in
3
providing a compact, high efficiency, low noise power solution.
Dimensions:
SMP350:
3.6 x 7.0 x 1.7” (91.4 x 177.8 x 43.1 mm)
Models & Ratings
Output Voltage V1
12.0 VDC
15.0 VDC
18.0 VDC
24.0 VDC
28.0 VDC
36.0 VDC
48.0 VDC
90-180 VAC
Output Current
Output Power
25.00 A
300 W
20.70 A
310 W
17.80 A
320 W
13.75 A
330 W
11.80 A
330 W
9.20 A
330 W
7.30 A
350 W
180-264 VAC
Output Current
Output Power
25.00 A
300 W
22.00 A
330 W
19.40 A
350 W
14.60 A
350 W
12.50 A
350 W
9.70 A
350 W
7.30 A
350 W
Model Number
(1)
SMP350PS12
SMP350PS15
SMP350PS18
SMP350PS24
SMP350PS28
SMP350PS36
SMP350PS48
Notes
1. For reduced leakage current versions (<300 µA) contact sales.
Mechanical Details
0.12
(3.0)
7.0 (177.8)
0.28 (7.1)
Terminal Block TB1
7 x M3 Screw
0.58
(14.7)
1.20
(30.5)
5.35 (135.9)
2 x M3 x 0.5 THD
0.16 (4.0) max
screw penetration
0.33
(8.4)
3.6
(91.4)
Voltage
Adjust
2.44
(62.0)
0.59 (15.0)
0.32 (8.1)
2 x M3 x 0.5 THD
0.16 (4.0) max
screw penetration
1.70
(43.2)
1.09 (27.6)
1.20 (30.5)
5.35 (135.9)
Terminal Block TB1
Pin
Function
1
Line
2
Neutral
3
Ground
4
+V1
5
+V1
6
-V
7
-V
Signal Connector J4
JST PN B10B-PHDSS
Pin
Function
1
+Sense
2
-Sense
3
XP Internal Use
4
Inhibit LO
5
Inhibit HI
6
N/C
7
N/C
8
N/C
9
N/C
10
N/C
Notes
1. All dimensions in inches (mm).
2. Tolerance .xx = ±0.02 (0.50); .xxx = ±0.01 (0.25)
3. Weight: 1.5 lbs (0.68 kg)
4. J4 mates with JST Housing Pn. PHDR-10VS and with JST SPHD-001T-P0.5 crimp
terminals.
1
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SMP350 Series
Input
Characteristic
Input Voltage
Input Frequency
Power Factor
Input Current
No Load Input Power
Inrush Current
Earth Leakage Current
Fuse Protection
F5.0A/250V fitted in both line and neutral
Minimum
85
47
0.9
4.7
1.25/2.6
130
500
Typical
Maximum
264
63
AC-DC Power Supplies
Units
VAC
Hz
A
W
A
µA
Notes & Conditions
Derate below 90 VAC to 90% load at 85 VAC
EN6100-3-2 for class A, Class C >125 W
90 VAC, 100% load
115 VAC/230 VAC when inhibited
230 VAC, cold start 25 °C
264 VAC/60 Hz. For reduced leakage current medical
versions (<300 µA) contact sales.
Output
Characteristic
Output Voltage
Initial Set Accuracy
Output Voltage Adjustment -V1
Load Regulation
Line Regulation
Ripple and Noise
Hold Up Time
Minimum Load
Transient Response
Overload Protection - V1
Overvoltage Protection - V1
Overtemperature Protection
Remote On/Off
Temperature Coefficient
Start Up Time
Overshoot
110
115
Minimum
12
±2
1
±0.5
1
10
<4
150
140
Typical
Maximum
48
±1
Units
VDC
%
%
%
%
%
ms
%
%
%
Notes & Conditions
See Models and Ratings table
Of nominal at 50% load
Of nominal, for input voltage range of 90-264 VAC
Pk-pk with 20 MHz bandwidth, 1.5% 12 V models
No minimum load required
Deviation with a 50%-75%-50% load change. Output
returns to within 1% in less than 500 µs
Trip and Restart
Cycle AC to reset
Thermal protection fitted
After 20 minute warm up
115/230 VAC, full load
<0.4 V to switch off, open cct or >4 V to switch on
0.02
1
5
%/°C
s
%
General
Characteristic
Efficiency
Isolation: Input to Output
Input to Ground
Output to Ground
Switching Frequency
Mean Time Between Failure
Power Density
Weight
Minimum
87
4000
1500
1500
60
90
Typical
90
Maximum
93
Units
%
VAC
VAC
VAC
kHz
kHrs
W/in
3
lb (kg)
Notes & Conditions
See figures 2 – 4 below
2 x MOPP
1 x MOPP
1 x MOPP
PFC
Main Converter
MIL-HDBK-217F, notice 2, +25 °C GB
200
150
570
13
1.5 (0.68)
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2
SMP350 Series
Efficiency Vs Load
Figure 2
12 V Models
AC-DC Power Supplies
100
95
Efficincy (%)
E
90
85
7
80
75
70
25
50
Load (%)
75
100
115VAC
230VAC
Figure 3
24 V Models
100
95
Efficiency (%)
90
85
80
75
70
7
25
50
Load (%)
L
75
100
115VAC
230VAC
1
Figure 4
48 V Models
100
95
Efficiency (%)
90
85
80
75
70
25
50
Load (%)
75
100
115VAC
230VAC
1
Environmental
Characteristic
Operating Temperature
Storage Temperature
Operating Humidity
Storage Humidity
Shock
Vibration
Minimum
-40
-40
5
5
Typical
Maximum
+70
+85
95
95
Units
°C
°C
%
%
RH, non-condensing
RH, non-condensing
Notes & Conditions
Derate linearly above 50 °C to 50% of rated power at
70 °C, see fig 5
±3 x 30 g shocks in each plane, total 18 shocks. 30 g = 11 ms (±0.5 ms), half sine. Conforms to EN60068-2-27 & EN60068-2-47
Single axis 10-500 Hz at 2 g sweep and endurance at resonance in all 3 planes. Conforms to EN60068-2-6
3
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SMP350 Series
Thermal Derating Curve
Figure 5
100
AC-DC Power Supplies
50
0
-40
Some specification
parameters may not be met
Output Load (%)
-20
0
50
Ambient Temperature (ºC)
70
Signals & Controls
Characteristic
Remote Sense
Inhibit
Remote On/Off
Enable
Notes & Conditions
Compensates for 0.5 V total voltage drop
The inhibit lo (pin 4), should be pulled below 0.4 V to switch V1 & Vfan off. Open circuit or >4 V to
switch on (see fig. 6)
With the inhibit lo (pin 4) pulled low as detailed above, connecting inhibit hi (pin 5) to inhibit lo (pin 4)
will enable V1 & V fan output. (see fig. 7)
Remote On/Off (Inhibit)
Figure 6
POWER SUPPLY
Remote On/Off (Enable)
Figure 7
POWER SUPPLY
Inhibit Hi
Pin 5
P
Inhibit Lo
Pin 4
Inhibit Lo
Pin 4
0V
0V
Signals Connector
Signals Connector
44
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SMP350 Series
EMC: Emissions
Phenomenon
Conducted
Radiated
Harmonic Fluctuations
Standard
EN55011/32
EN55011/32
EN61000-3-3
Test Level
Class B
Class A
AC-DC Power Supplies
Criteria
Notes & Conditions
EMC: Immunity
Phenomenon
Low Voltage PSU EMC
Harmonic Current
Radiated
EFT
Surges
Conducted
Standard
EN61204-3
EN61000-3-3
EN61000-4-3
EN61000-4-4
EN61000-4-5
EN61000-4-6
Test Level
High severity level
Class A
Class C
3
3
Installation class 3
3
Dip 100% (0 VAC), 8.4ms
Dip 100% (0 VAC), 16.7ms
Dip 60% (40 VAC), 200ms
Dip 30% (70 VAC), 500ms
Dip 20% (80 VAC), 5000ms
Int 100% (0 VAC), 5000ms
Dip 100% (0 VAC), 10ms
Dip 100% (0 VAC), 20ms
EN61000-4-11
(240 VAC)
Dips and Interruptions
Dip 60% (96 VAC), 200ms
Dip 30% (168 VAC), 500ms
Dip 20% (192 VAC), 5000ms
Int 100% (0 VAC), 5000ms
Dip 100% (0 VAC), 10ms
EN60601-1-2
(100 VAC)
Dip 60% (40 VAC), 100ms
Dip 30% (70 VAC), 500ms
Int 100% (0 VAC), 5000ms
Dip 100% (0 VAC), 10ms
EN60601-1-2
(240 VAC)
SEMI F47 (100 VAC)
Dip 60% (96 VAC), 100ms
Dip 30% (168 VAC), 500ms
Int 100% (0 VAC), 5000ms
Dip 33% (70 VAC), 500ms
A
A
A
A
A
B
B
B
B
B
A
B
B
B
B
B
A
A
A
B
A
A
A
B
A
Derate Power to 150 W
Criteria
as below
All models
> 125 W
Notes & Conditions
EN61000-4-11
(100 VAC)
Safety Approvals
Safety Agency
CB Report
Safety Standard
IEC60950-1:2005 Ed 2
IEC62368-1 Ed 2
IEC60601-1 Ed 3 Including Risk Management
UL
TUV
CE
Equipment Protection Class
UL62368-1, CSA C22.2 No. 62368-1
ANSI/AAMI ES60601-1:2005 & CSA C22.2, No.60601-1:08
EN62368-1
EN60601-1/2006
LVD & RoHS
Class I
Means of Protection
Primary to Secondary
Primary to Earth
Secondary to Earth
2 x MOPP (Means of Patient Protection)
1 x MOPP (Means of Patient Protection)
1 x MOPP (Means of Patient Protection)
IEC60601-1 Ed 3
See safety agency conditions of acceptibility for details
Category
Notes & Conditions
Information Technology
Information Technology
Medical
Information Technology
Medical
Information Technology
Medical
5
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