In Progress

20 Watts SMPS

I need a power supply with SMPS topology.

Size: As small as possible with 100% safety

1. DC Output Volt : 8.5 ±0.1

2. Output Current : 2.3 ± 0.01 Ampere

3. Input : 230 Volt AC ± 20% Single phase 50Hz

4. Line regulation : Very High (Steady DC output Voltage even in ±20% AC Input voltage change

5. Load Regulation : 0.01% on 0 to full load

6. Over load and unlimited Short circuit protection and visual indication.

7. Very low ripple and noise. (<2 mVolt)

8. Should work for, Resistive & Inductive load as well as for battery charging

9. Should be able to connect in series and parallel combination with multiple power supplies

10. High reliability to work for 24 hrs continuously on full load.

Required : Schematic diagram, Bill of materials, Components specification and data sheet,

Transformer core and winding data, PCB Gerber files, testing methods and

component characters on board data for repairing and servicing.

Skills: Electronics, Electrical Engineering, Engineering, Microcontroller, Circuit Design

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About the Employer:
( 0 reviews ) MUMBAI, India

Project ID: #23921741

Awarded to:


hello sir, how are you. I read your proposal and i am interested in this project. I am an Embedded engineer (arm, pic, AVR, Arduino, SOC ble chips, ZigBee, WiFi, GPS, LED, LCD display etc.) and PCB designer. You can c More

₹1250 INR in 7 days
(2 Reviews)

6 freelancers are bidding on average ₹23536 for this job


Hey There, Hope you are doing good. I read about your project and I am interested in doing it, I am electronics engineer from India with 3 years of industry experience in designing and manufacturing of Electronics syst More

₹1450 INR in 1 day
(1 Review)

hi sir I am electrical engineer my graduation project was about VSC HVDC and DCCB simulation by Matlab I am instructor of Matlab and power electronics in my faculty of engineering and technology in Egypt. so don't hesi More

₹1250 INR in 1 day
(1 Review)

I have read your proposal. I have good experience of designing these kind of circuits. perviously I have designed 5 voltage Switch mode power supply for Smart Energy meter.

₹600 INR in 8 days
(0 Reviews)

Our company has a lot of experience in designing power electronics like you described. We will be happy to design the power supply you want.

₹120000 INR in 30 days
(0 Reviews)
₹16666 INR in 1 day
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