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3.3V2.5A Power Module

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

3.3V2.5A Power Module Feature
• Wide range input from 90 to 264Vac.
• Power supply for Ohmic heating equipment design.
• Built-in EMI filter, low ripple 
• Protections:Short circuit / Over current / Over voltage, it is reliability and stability.
• High efficiency is ≥81%.
• High power factor, small size,  and full input voltage range with high efficiency.
• 100% full load burn-in test.
• 2 years warranty.Electrical Requirements


Electrical Requirements

1.1

Input Requirements

Item

Project

Technical Specifications

Unit

1.1.1

Input Voltage

100240

Vac

1.1.2

Input Voltage Range

85264

Vac

1.1.3

AC Input Voltage Frequency

4763

Hz

1.1.4

Inrush Starting Current

≤30

A

1.1.5

Max Input Current

1

A

1.1.6

Efficiency

≥70%

1.2

Output Requirements

Item

Project

Technical Specifications

Unit

1.2.1

Output Voltage

3.3

Vdc

1.2.2

No-load output voltage variation△V

0.05

Vdc

1.2.3

Output voltage Range

3.3±5%

Vdc

1.2.4

Load Output Current

2.5

A

1.2.5

Output minimum current

0

A

1.2.6

Ripple & Noise

≤50

mVp-p

1.2.7

ON/OFF overshoot amplitude

±10%

1.2.8

Dynamic

Response

Overshoot amplitude

±5%

Recovery time

△t≤200

µS

1.2.9

Load ADJ.Regulation

±5%

1.2.10

Start Time

≤3

S

1.2.11

Hold up Time

≥10

mS

1.3

Protection

Item

Project

Technical Specifications

Unit

1.3.1

Over current

2.5-4

A

1.3.2

Output short circuit

Shut down the power and recovers automatically after fault condition is removed.


Isolation &Safety Requirements

Item

Project

Technical Specifications/

Testing Condition

2.1

Electrical strength

Input & Output

3000Vac/10mA/1minNo case

Input&earth connection

1500Vac/10mA/1min

Output&earth connection

500Vac/5mA/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

2.4

Safety approval

Approved by EN60950GB4943 etc. Safety standards.



EMI/EMC Requirements

Item

Project

Technical Specifications/

Testing Condition

3.1

EMI

Conduction disturbance emission

CLASS A

Radiation disturbance emission

CLASS A

3.2

EMS

Electrostatic discharge immunity

Air discharge 15KV, Contact discharge 8KV, Criterion Bsystem

Electric Fast Transient Burst Anti-interferen

Differential mode 1kV Common mode 2kV criterionBsystem

Surge immunity

Differential mode 1kV Common mode 2kV

Voltage sag, short time interrupt and slowly varying immunity

Select by standard

*PS:Testing criterion is formulated according to the system requirements.


Environmental Requirements

Item

Project

Technical Specifications

Unit

4.1

Working TEMP.

-40+75

4.2

Storage TEMP.

-40―+85

4.3

Working Humidity

1095% (RH)

4.4

Storage Humidity

0 ~95% (RH)

4.5

Altitude

≤2000

m

4.6

Cooling mode

Natural cold


Environmental Test & Reliability Requirements

Item

Project

Technical Specifications

5.1

High temperature working

+75℃ 8hrs

5.2

Low Temperature working

-40℃ 8hrs

5.3

High temperature storage

+85℃ 24hrs

5.4

Low temperature storage

-40℃ 24hrs

5.5

Steady-state damp heat test

95% 24hrs

5.6

High-low temperature cycling test

-40℃~75℃~-40℃


Mechanical structure

Item

Project

Technical Specifications

Unit

6.1

Dimension

70* 17.5 * 15 ±1 (L *W * H)

mm

6.2

Package

Anti static bubble bag


3.3V2.5A Power Module Packaging and Transport
Standard export carton. Each piece is packed by vacuum plastic bag into a inner box then 5pcs to a carton.
Delivery Detail: 5-15working days against payment. 



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    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
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