1

Input

No.

Item

Technical Requirements

Unit

Note

1.1

Rated Input Voltage

200~240

Vac

1.2

Input Voltage Range

176～264

Vac

Refer to derating curve

1.3

Rated Frequency

50/60

Hz

1.4

Frequency Range

47~63

Hz

1.5

Max. Input Current

3.5

A

Vin=200Vac, rated load

1.6

Inrush Current

≤80

A

240Vac input, 25℃, cold start

2

Output

No.

Item

Technical Requirements

Unit

Note

2.1

Rated output voltage

12

Vdc

2.2

Rated output current

25

A

2.3

Max. Output power

300

W

Refer to derating curve

2.4

Efficiency

≥87%

-

25℃, 230Vac input, rated load

2.5

Line regulation

±1%

2.6

Load regulation

±2%

2.7

Voltage tolerance

±2%

2.8

Ripple & Noise

≤300

mVp-p

25℃, rated input, rated load, bandwidth of 20MHz, connected a 10uF electrolytic capacitor and a 0.1uF ceramic capacitor in parallel to the output terminals.

2.9

Dynamic Response Overshoot

≤5

%

5%~50%~25%, 50%~75%~50 load dynamics, half-wave period is 4mS, current change slope is 0.1A/uS

2.10

Dynamic Response Recovery Time

200

us

2.11

Turn-on Delay Time

≤3

s

200~240Vac input, rated load

2.12

Turn-on/off Overshoot

≤±10%

3

Protection

No.

Item

Technical Requirements

Unit

Note

3.1

Input Under Voltage Protection

130～150

Vac

3.2

Input Under Voltage Recovery

150~180

Vac

3.3

Over Current Protection

30~35

A

Hiccup model, recovers automatically after fault condition is removed

3.4

Short Circuit Protection

Long time short-circuit protection without damage, recovers automatically after fault condition is removed.