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TP-GROUP - Your Partner in Power Supplies & OEM Production |
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Power Supplies, DIN RAIL modules, Custom design Power Supplies, Automotive, Battery Charger, Xenon Lamp Power Supply, LED Driver, OEM Production |
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45W Single Output Open Frame Power Supplies - - - Series 45FS |

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Voltage: 100-240 Vac, universal input
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Frequency: 50-60 Hz
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Current: 0.95 A rms. Max @115 Vac 45W load
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Inrush surge current: 40A typical, cold start@25 °C, 115Vac
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Output Power: 19.8 W ~ 50W max (convection rating)
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Line regulation: +/- 0.5 % typical
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Noise & ripple: 1 % typical at full load (note2)
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Overload / voltage protection: typically 115~200% continuous hiccup mode
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Short Circuit Protection: continuous hiccup mode
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Available models:
Model |
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Load Range |
Line Regulation |
Load Regulation |
Ripple & Noise |
Efficiency (%) |
Min. |
Max. |
Peak |
% |
% |
mV p-p |
Typically |
DTEC 45FS-SO |
3.3V |
0 A |
6.0A |
6.6A |
±3 |
±2% |
66mV p-p(2%) |
72 |
DTEC 45FS-S1 |
5.0V |
0 A |
6.0A |
6.6A |
±3 |
±1.5% |
75mV p-p(1.5%) |
77 |
DTEC 45FS-SY |
9.0V |
0 A |
4.2A |
4.6A |
±3 |
±1% |
90mV p-p(1%) |
80 |
DTEC 45FS-S2 |
12V |
0 A |
4.2A |
4.6A |
±3 |
±1% |
120mV p-p(1%) |
82 |
DTEC 45FS-S3 |
15V |
0 A |
3.0A |
3.3A |
±3 |
±1% |
150mV p-p(1%) |
82 |
DTEC 45FS-S4 |
24V |
0 A |
2.1A |
2.3A |
±3 |
±1% |
240mV p-p(1%) |
83 |
DTEC 45FS-SR |
30V |
0 A |
1.6A |
1.8A |
±3 |
±1% |
300mV p-p(1%) |
82 |
DTEC 45FS-S5 |
48V |
0 A |
1.05A |
1.15A |
±3 |
±1% |
480mV p-p(1%) |
85 |
DTEC 45FS-S6 |
36V |
0 A |
1.35A |
1.5A |
±3 |
±1% |
360mV p-p(1%) |
83 |
DTEC 45FS-S7 |
56V |
0 A |
0.8A |
0.9A |
±3 |
±1% |
560mV p-p(1%) |
85 |
Note:
- Load regulation tested at 0 ~100% of max load
- Peak-to-peak for 19.8W~50W (convection rating) @85Vac min. ; measurements with a 20mHz bandwidth and terminated with a 10uF electrolytic capacitor in parallel with a 0.1uF ceramic capacitor.

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Operating temperature: -20°C to 50°C ambient
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Storage temperature:-30°C to 85°C
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Humidity:Operating, non-condensing, 5% to 95%
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Vibration:Random operating 2.5 grms/max. 3 axes 50~500hz 10 minutes/axis
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Shock:Operating half sine 20 gpk/max. 3 axes 10ms 6 shocks total

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Turn-on time: 2sec max at full load @ 115Vac
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Hold-up time: 12ms typical at full load @ 115Vac
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Mtbf demonstrated: > 25,000 hours at full load and 25 °C ambient conditional

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EMI conducted/radiated: fcc & cispr class b
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Designed to meet EN61000-3-3,-4-2,-3,-4,-5,-6,-8,-11

Connector No. |
Connector Type |
Connector Mating Type |
Pin Number |
Signal |
Con1 Input |
Molex 09-65-2038 or equivalent |
Molex 09-52-4034 or equivalent |
PIN1/PIN2 |
L/N |
Con2 Output |
Molex 09-65-2048 or equivalent |
Molex 09-52-4044 or equivalent |
Pin1~2/Pin3~4 |
V+ / RTN |
Dimensions: 2"x4"x1.02" (WxLxH)

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