12V 25A 1U switching power supply

Brand : Cassspower
Product origin : Shenzhen, China
Delivery time : 30 days
Supply capacity : 50K

12V 25A 1U switching power supply

Feature:

·Wide range input from 90 to 264Vac.

·105℃ output capacitor.

·Built-in EMI filter, low ripple .

·Protections: Short circuit / Over current / Over voltage/Over load, it is reliability and stability.

·High efficiency is ≥85% .

·Complete protection function with high precision constant output current, low noise as well.

·The most economical & useful power supply with low wattage,100% full load burn-in test.

·Soft startup power supply, effectively reduce the impact degree of AC input.

·2 years warranty.


Rated Input Volage 100-245V
Frequency Range 47-63HZ
Inrush Current ≤50A@220VAC(cold startup)
Over Current 110-150%(Hiccup).Can Rework after Remove the fault
Short circuit protection Hiccup output,Can Rework after Remove the fault
Over Voltage 115%-195%( ratring output voltage), down output voltage under-power on to recovery
Output startup time ≤500mS@220VAC
Output hold up time ≥100mS@220VAC
Working Temperature /Humidity "-10-70℃; 10-95% RH
N W/size 1175g:223*115*53(mm)±1(L*W*H)


400W Double Ways Output Power Supply

Model Output Current error prediction ripple and noise errlclency
CY-400-12/24V 5V 20A ±1% 120mVp-p 87%
12V 20A ±1% 200mVp-p
87%


Electrical Requirement

1.1

Input Requirements

Item

Project

Technical Specifications

Unit

1.1.1

Input Voltage

100—240

Vac

1.1.2

Input Voltage Range

90—264

Vac

1.1.3

AC Input Voltage Frequency

47—63

Hz

1.1.4

Inrush Starting Current

≤80

A

1.1.5

Max Input Current

≤5.5

A

1.1.6

Efficiency

≥90%

1.2

Output Requirements

Item

Project

Technical Specifications

Unit

1.2.1

Output Voltage

12

Vdc

1.2.2

Output Voltage Range

23.5~24.8

Vdc

1.2.3

Load Output Current

25

A

1.2.4

Output minimum current

0.1

A

1.2.5

Max capacitive load

270

uF

1.2.6

Load Regulation

±5%

1.2.7

PFC Value

≥0.95

1.2.8

Ripple & Noise

≤300

mVp-p

1.2.9

ON/OFF overshoot amplitude

±10%

1.2.10

Dynamic

Response

Overshoot amplitude

±10%

Vin=220VacRated load

Recovery time

t≤200

µS

1.2.11

Start Time

≤4

S

1.2.12

Hold up Time

≥10

mS

1.3

Protection

Item

Project

Technical Specifications

Unit

1.3.1

Over voltage

14

Vdc

1.3.2

Over current

28

A

1.3.3

Over TEMP.

Protected when heat sink TEMP. Is up to 105..

.

1.3.4

Output short circuit


Isolation &Safety Requirements

Item

Project

Technical Specifications/

Testing Condition

2.1

Electrical strength

Input &Output

3000Vac(4240Vdc)/10mA/1minNo case

Input&earth connection

1750Vac/10mA/1min

Output&earth connection

1500Vac/10mA/1min

2.2

Insulation resistance

Input &Output

50MΩ@500Vdc

Output&earth connection

50MΩ@500Vdc

Input&earth connection

50MΩ@500Vdc

2.3

Constant damp heat insulation resistance

Input &Output

2MΩ@500Vdc

Output&earth connection

2MΩ@500Vdc

Input&earth connection

2MΩ@500Vdc


Environmental Requirements

Item

Project

Technical Specifications

Unit

4.1

Working TEMP.

-5+50

4.2

Storage TEMP.

-20+85

4.3

Working Humidity

1095% (RH)

4.4

Storage Humidity

0 ~95% (RH)

4.5

Altitude

3000

m

4.6

Cooling mode

Cooling with built-in DC fan



Environmental Test & Reliability Requirements

Item

Project

Technical Specifications

5.1

High temperature working

+50 8hrs

5.2

Low Temperature working

-10 8hrs

5.3

High temperature storage

+85 24hrs

5.4

Low temperature storage

-20 24hrs

5.5

Steady-state damp heat test

95% 24hrs

5.6

High-low temperature cycling test

-10℃~50℃~-10℃


Mechanical structure

Item

Project

Technical Specifications

Unit

6.1

Dimension

150*80*40 ±1

mm

6.2

Installation Dimension

Refer to the figure 1

6.3

Output connecting terminal

Refer to the figure1

6.4

Package

Insulation spacer is pad on the bottom of PCB


Attached Drawings and Tables

Figure1 Reduction curve

Output connection terminal definition

1. Input line30mm exposed connection terminal

2. Output line:  200mm exposed connection terminal


Installation dimensions


Packaging and Transport :

Standard export carton. Each piece is packed by vacuum plastic bag into a inner box then 48pcs to a carton.

Delivery Detail: 5-15working days against payment.


Our Services

1. Any inquiries will be replied within 24 hours;

2. Professional manufacturer , welcome to visit our website;

3. OEM/ODM available:

a) Print logo on our products

b) Customized specification

c) Customized color package box

d) Any your idea on our products,we can help you to design and put it into production

4. High qulity,fashion design,reasonable&competitive price,fast lead time

5. After-sale service:

a) All products will have been strictly quality checked in test house before packing

b) All products will be well packed before shipping

c) All products have 1-2 years warranty, and we sure the products will be free from maintenance within warranty period

6. Faster delivery:

Sample order in stock, and 3-7days for bulk production

7. Payment term:

L/C T/T open account transaction, westion union & paypal


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