DC-DC Adjustable Power Supply Step Down Module

Product Details
Customization: Available
Output Type: Single
Warranty: 1 Year
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Number of Employees
31
Year of Establishment
2005-12-13
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Basic Info.

Model NO.
DC-DC-5A
Input Voltage
8-56VDC
Connection Mode
Series Switching Power Supply
Starting Mode
Self-excited Switching Power Supply
Voltage Regulating Mode
Frequency Modulation Type
Power Supplying System
Terminal Power Distribution Equipment
Energy Transmission
One-way Transmission
Modulation System
PFM
Certification
CE
Brand
Cnruihua
Model No.
DC-DC-5A
Output Voltage
2-45VDC
Transport Package
Carton
Specification
CE RoHs
Trademark
CNRUIHUA
Origin
Zhejiang, China
Production Capacity
50000 PCS/Year

Product Description


DC-DC Adjustable power supply module
 
Module Properties: Non-isolated high-efficiency regulator, constant voltage module
Scope: High-power solar &vehicle power supply, wide input voltage system.
DIY 30V 5A adjustable power supply,etc.
Output Power:   1-50W    
Output Type:  Single, adjustable
Input Voltage: 8-56V  input DC voltage (58V) limit (no input AC)
Output Voltage: 2-45V precision adjustable (step-down module,input 3V higher than output)
Output Current: Rated 5A
Dimension: LWH 61*55*30mm
Origin: Japan
Efficiency: up to 95%
Over-current : (Ultra-6A over current ), with over-current self-recovery function
Operating temperature: Industrial grade (-40°C to +85 °C)
(When temperature >40°C, to lower power use or need heat dissipation)
Full load temperature rise: 38 °C
No-load current: Typical 15mA (12V turn to 5V)
Load Regulation: ± 1%
Voltage regulation: ± 0.5%
Dynamic response speed: 5% 200uS
Indicator: Output power indicator
Output short circuit : Short circuit after discharge automatically resume output
Input Reverse Polarity: No diode in series with the input. Make sure the wiring is correct then test
Wiring: Wiring terminals
Conversion efficiency
for reference
Input 24V Output 12V 5A  efficiency 92%
Input 36V Output 24V 5A  efficiency 95%
Input 48V Output 24V 5A  efficiency 93%

  Note:
  1.High-current and high-voltage inputs need heat dissipation, and should have sufficient margin!
  2.DO NOT reverse polarity, make sure the positive &negative input and output wire is CORRECTLY connected and then power-on test. For the output current is relatively large, input and output wire must be short and thick to reduce loss.
  3. It is a step-down module,input voltage should be 3V higher than output.
     e.g  Output 5V, input voltage between 8V-55V
         Output 12V, input voltage between 15V-55V
         Output 24V, input voltage between 28V-55V
  4. Input 56V output voltage can be 2-48V precisely adjustable

About US
YUEQING CITY RUIHUA CABINET WHOLE SET EQUIPMENT is a professional manufacturer of 
low voltage electrical products in South China. 
Our company is committed to design, produce and sale a series of ozone generators air pumps, 
PLC, rotary encoders, HMI, sensors, switches , warning lights, meters and many other electrical 
components. We exports various types of electrical appliances to different countries.

FAQ
Q: Are you a manufacturer or a trade dealer?
A: We are manufacturer with our own factory and trading company.
Q: When did your company start to manufacture the products?
A: We started from the year of 2005.
Q: How can I get some samples?
A: You can send email, buy from our online shop or call us for sample order.
Q:.Can I just buy 1pc sample first or small order?
A:Yes,support sample order and small order, especially for new customers.
Q:.How long to make a sample?
A: We have plenty of stock to support sample order and small order.
Q: Is the sample fee refundable or not?
A:Due to the producing cost is high, we need charge sample fee.
Q:What certification do you have?
A:We have got CE, RoHS certification for our products.
Q:Can I put my own logo?
A:Yes, your logo can be engraved, embossed, transfer-printing or lasered etc.
Q:Is the price including duty?
A: This price does not include customs fee, local taxes, or brokerage fee.
Q:How good is your service and after-sales service?
A: We have excellent customer service & technical support &1-year warranty police to meet all your requirements.
Q: How do your company regard on quality control?
A:Quality is priority. We think highly of quality controlling.

About Payment
 
We provided Trade Assurance service 
We also accept payment by T/T; Western Union, ESCROW, Paypal, Money gram
 
We Provide OEM Services
We can do OEM for your brand (print your logo ). And we can make product according to your design .
The processing method ,the size ,the quality etc ,will all follow your requirement .
 
We do OEM for a lot of the world's leading brands ,we have rich experience in production. We have molds in varieties ,and we have strict  products quality control system.
 
We have a strong R&D team, to develop new products according to the sample you provided.

 

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