Specifications
3 Year Warranty |
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Approvals: |
Single Output |
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Model Number |
Output Voltage |
Output Current |
Total Regulation |
Maximum Output Power |
Certificate |
STFA40-S01 |
3.3 ~ 05VDC |
6.06 ~ 4.00 A |
±5% |
20W |
RoHS2 |
STFA40-S02 |
05 ~ 06 VDC |
5.60 ~ 4.66 A |
±5% |
28W |
RoHS2 |
STFA40-S03 |
06 ~ 08 VDC |
5.33 ~ 4.00 A |
±5% |
32W |
RoHS2 |
STFA40-S04 |
08 ~ 11 VDC |
4.50 ~ 3.27 A |
±5% |
36W |
RoHS2 |
STFA40-S05 |
11 ~ 13 VDC |
3.63 ~ 3.07 A |
±5% |
40W |
UL, RoHS2 |
STFA40-S06 |
13 ~ 16 VDC |
3.07 ~ 2.50 A |
±5% |
40W |
RoHS2 |
STFA40-S07 |
16 ~ 21 VDC |
2.50 ~ 1.90 A |
±5% |
40W |
RoHS2 |
STFA40-S08 |
21 ~ 27 VDC |
1.90 ~ 1.48 A |
±3% |
40W |
RoHS2 |
STFA40-S09 |
27 ~ 33 VDC |
1.48 ~ 1.21 A |
±3% |
40W |
RoHS2 |
STFA40-S10 |
33 ~ 40 VDC |
1.21 ~ 1.00 A |
±3% |
40W |
RoHS2 |
STFA40-S11 |
40 ~ 48 VDC |
1.00 ~ 0.83 A |
±3% |
40W |
RoHS2 |
|
Electrical Characteristics |
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Parameter |
Test Conditions |
Min. |
Typ. |
Max. |
Unit |
Input Voltage |
Operating Voltage |
90 |
|
264 |
VAC |
Input Frequency |
|
47 |
|
63 |
Hz |
Output Power Range |
Vin= 90 to 264 VAC |
0 |
|
40 |
W |
Input Current (Low Line) |
Io=Full load, Vin=115 VAC |
|
|
1 |
A |
Input Current (High Line) |
Io=Full load, Vin= 230 VAC |
|
|
0.5 |
A |
Low Line Inrush Current |
Io=Full load, 25°C, Cool start, Vin=115VAC |
|
12 |
15 |
A |
High Line Inrush Current |
Io=Full load, 25°C, Cool start, Vin=230 VAC |
|
26 |
30 |
A |
Efficiency |
Io=Full Load, Vin=230VAC |
80 |
|
88 |
% |
Line Regulation |
Io=Full Load |
|
0.5 |
1 |
% |
Load Regulation |
Vin=230VAC |
|
3 |
5 |
% |
Over Voltage Protection |
|
112 |
|
132 |
% |
Over Current Protection |
|
110 |
|
150 |
% |
Transient Response |
Io=Full Load to Half Load, Vin=100VAC |
|
|
4 |
mS |
Hold-Up Time |
Io=Full Load, Vin=110VAC |
12 |
|
|
mS |
Start Up Time |
Io=Full Load, Vin=100VAC |
0.3 |
1 |
2 |
S |
Ripple & Noise (Peak to Peak) |
Full Load, Vin=90VAC |
|
0 .5 |
1 |
% |
Safety Ground Leakage Current |
Io= Full Load, Vin=240VAC |
|
0.4 |
0.75 |
mA |
Temperature Coefficient |
All output |
-0.04 |
|
0.04 |
%/°C |
No-Load Power Consumption |
No Load, Vin=240VAC |
0.1 |
|
0.5 |
W |
Conditions |
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Parameter |
Test Conditions |
Min. |
Typ. |
Max. |
Unit |
Operating Temperature |
|
0 |
|
70 |
°C |
Storage Temperature |
|
-40 |
|
85 |
°C |
Relative Humidity |
|
5 |
|
95 |
% |
Operation temperature at 25℃, calculated per MIL-HDBK-217F |
100 |
|
|
KHrs |
|
Derate linearly from 100% load at 50°C to 50% load at 70°C |
Approvals and Compliance |
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Parameter |
Test Conditions |
Min. |
Unit |
Dielectric Withstanding Voltage for Primary to Secondary |
Primary to Secondary |
4242 |
VDC |
Dielectric Withstanding Voltage for Primary to Ground |
Primary to Ground |
2121 |
VDC |
Isoloation Resistance |
Test Voltage=500VDC |
50 |
MΩ |
EMI requirements for CISPR-11 |
Vin=220VAC |
B |
CLASS |
EMI requirements for FCC PART-18 |
Vin=110VAC |
B |
CLASS |
Safety UL/c-UL |
UL/C-UL 60950-1 (for STFA40-S05 only) |
n/a |
n/a |
Environmental Compliance |
RoHS2 |
n/a |
n/a |
Mechanical and PIN Out |
Note:
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Datasheet PDF