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Description
The DD- 18W series of AC/DC switching power adapter are 18W continuous output power. High efficiency, small size and light weight.
Feature
- The High efficiency & high reliability.
- Single output
- Optional output connectors
- Pass LPS
- O/P volt between 3.3~24 VDC
- Full range output 100~240 VAC
- Compact & low profile
- Over current protection.
Safety Approval
UL1950, CSA C22.2, TUV/GS EN60950, CE Mark.
Output Rating Table
| MODEL |
RATED OUTPUT |
|
| 2 PIN Inlet |
3 PIN Inlet |
UL Type |
Europe Typ |
VDC / nom |
Output V/A |
Nominal
O/P Rated |
R Power
Output |
| DD1803A |
DD1803B |
DD1803C |
DD1803D |
3.3 V |
2.9V~3.3V/4.2A |
3.3V/4.2A |
18 W |
| DD1805A |
DD1805B |
DD1805C |
DD1805D |
5.0 V |
4.0V~5.5V/3.7A |
5V/3.7A |
20 W |
| DD1807A |
DD1807B |
DD1807C |
DD1807D |
7.0 V |
6.0V~7.5V/3.0~2.4A |
7V/2.6A |
18 W |
| DD1809A |
DD1809B |
DD1809C |
DD1809D |
9.0 V |
8.0V~9.5V/2.3~192A |
9V/2.0A |
18 W |
| DD1812A |
DD1812B |
DD1812C |
DD1812D |
12.0 V |
10.0V~13.5V/1.8~1.3A |
12V/1.5A |
18 W |
| DD1815A |
DD1815B |
DD1815C |
DD1815D |
15.0 V |
14.0V~16.5V/1.3~1.0A |
15V/1.2A |
18W |
| DD1818A |
DD1818B |
DD1818C |
DD1818D |
18.0 V |
17.0V~20V/1.1~09A |
18V/1.0A |
18 W |
| DD1824A |
DD1824B |
DD1824C |
DD1824D |
24.0 V |
22.0V~27.0V/0.8~0.6A |
24V/0.8A |
18 W |

X = A / Desktop 2 PIN AC Socket
X = B / Desktop 3 PIN AC Socket
X = C / Wallmount UL Type
X = D / Wallmount European Type
Weight: 150~160 gs approx.
| INPUT |
|
ENVIRONMENT |
|
| Input voltage |
100V-240VAC (meet 90-260VAC) |
Operation Temp |
0c - + 40c |
| Input Frequency |
47~63Hz |
Storage Temp |
-20c - + 85c |
| Input Current |
0.6 A(rms) MAX |
Relative Humidity |
5% - 95% non-condensing |
| Safety ground leakage current |
0.75 mA Max @ 240 VAC 50 Hz |
Declining |
From 100% @ +40c decline linear to 50% @ + 70c |
| |
|
|
|
| OUTPUT |
|
GENERAL |
|
| Output Voltage |
Refer to Rating chart |
Efficiency |
70% minimum |
| Output Current |
Refer to Rating chart |
Hold up time |
8m sec. max. |
| Output Power |
0 ~ 14 Watts |
Line regulation |
± 1% |
| Ripple noise |
1% peak to peak maximum |
Load regulation |
± 5% |
| Over Voltage protection |
Yes |
Insulation resistance |
50M ohm minimum from output to ground |
| Over Current protection |
All outputs protection to short circuit conditions |
EMI requirement |
Meets conduction limits of FCC Part 15 Class B & CISPR 22 Class B |
| Temperature Co-efficiency |
All outputs ± 0.04% C maximum |
Inrush Current |
80A Maximum at 25c ambient temperature |
| MTBF |
50,000 Hrs / Optional |
Withstand Voltage |
3000VAC from input |
| Warranty |
1 year |
Safety Approval |
(1) UL 1950 (2) CSA C22.2 (2) CE (4) TUV / GS EN 60950 |
DD 25 Series, 25W Switching Power Supplies
Description
The DD- 25W series of AC/DC switching power adapter are 25W continuous output power. High efficiency, small size and light weight.
Feature
- The High efficiency & high reliability.
- Single output
- Optional output connectors
- O/P volt between 3.3~24 VDC
- Full range output 100~240 VAC
- Compact & low profile
- Over current protection.
Safety Approval
UL1950, CSA C22.2, TUV/GS EN60950, CE Mark.
Output Rating Table
| MODEL |
RATED OUTPUT |
|
| 2 PIN Inlet |
3 PIN Inlet |
UL Type |
Europe Typ |
VDC / nom |
Output V/A |
Nominal
O/P Rated |
R Power
Output |
| DD2507A |
DD2507B |
DD2507C |
DD2507D |
7.0 V |
6.0V~7.5V/3.6~3.3A |
7V/3.6A |
25 W |
| DD2509A |
DD2509B |
DD2509C |
DD2509D |
9.0 V |
8.0V~9.5V/3.1~2.6A |
9V/2.7A |
25 W |
| DD2512A |
DD2512B |
DD2512C |
DD2512D |
12.0 V |
10.0V~13.5V/2.5~18A |
12V/2.1A |
25 W |
| DD2515A |
DD2515B |
DD2515C |
DD2515D |
15.0 V |
14.0V~16.5V/1.8~1.5A |
15V/1.7A |
25 W |
| DD2518A |
DD2518B |
DD2518C |
DD2518D |
18.0 V |
17.0V~20V/1.5~1.2A |
18V/1.4A |
25 W |
| DD2524A |
DD2524B |
DD2524C |
DD2524D |
24.0 V |
22.0V~27.0V/1.1~0.9A |
24V/41.0A |
25 W |

X = A / Desktop 2 PIN AC Socket
X = B / Desktop 3 PIN Socket
X = C / Wallmount UL Type
X = D / Wallmount European Type
Weight 150~160gs approx.
| INPUT |
|
ENVIRONMENT |
|
| Input Voltage |
100V-240VAC (meet 90-260VAC) |
Operation Temp |
0c - + 40c |
| Input Frequency |
47~63Hz |
Storage Temp |
-20c - + 85c |
| Input Current |
0.6 (rms) Max |
Relative Humidity |
5% - 95% non-condensing |
| Safety ground leakage current |
0.75 mA Max @ 240 VAC 50 Hz |
Declining |
From 100% @ +40c decline linear to 50% @ + 70c |
| |
|
|
|
| OUTPUT |
|
GENERAL |
|
| Output Voltage |
Refer to Rating chart |
Efficiency |
70% minimum |
| Output Current |
Refer to Rating chart |
Hold up time |
8m sec. max. |
| Output Power |
0 ~ 25 Watts |
Line regulation |
± 1% |
| Ripple noise |
1% peak to peak maximum |
Load regulation |
± 5% |
| Over Voltage protection |
Yes |
Insulation resistance |
50M ohm minimum from output to ground |
| Over Current protection |
All outputs protection to short circuit conditions |
EMI requirement |
Meets conduction limits of FCC Part 15 Class B & CISPR 22 Class B |
| Temperature Co-efficiency |
All outputs ± 0.04% C maximum |
Inrush Current |
80A Maximum at 25c ambient temperature |
| MTBF |
50,000 Hrs / Optional |
Withstand Voltage |
3000VAC from input |
| Warranty |
1 year |
Safety Approval |
(1) UL 1950 (2) CSA C22.2 (2) CE (4) TUV / GS EN 60950 |
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