Product Images are shown for illustrative purposes only and may differ from actual product.

B0503S-1WR3 Mornsun Isolated DC - DC Converter

  • Stock: 10

    Availability: InStock priceValidUntil: 2026-07-23

  • Brand: Mornsun
  • SKU: 4024 | DAG764

Availability: InStock priceValidUntil: 2026-07-23

  • Rs. 179.36 (inc GST)
    Rs.152.00 + GST

    Qty :

GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

Mornsun B0503S-1WR3 Isolated DC-DC Converter

B0503S-1WR3 5V to 3V Converter, 1W power supply, compact SIP package, high efficiency.

The Mornsun B0503S-1WR3 Isolated DC-DC Converter provides a reliable 5V to 3V power supply in a compact SIP package. It is designed for applications needing isolated voltage, making it ideal for pure digital circuits and low-frequency analog circuits. With an efficiency of up to 81%, this converter operates efficiently, ensuring minimal energy loss.

This module features continuous short-circuit protection and a no-load input current as low as 8mA, ensuring safety and reliability in various applications. The Mornsun B0503S-1WR3 is suitable for data switching circuits and relay-driven circuits, making it a versatile choice for engineers looking for a dependable power solution.

With an isolation voltage of 1.5kV and an operating temperature range of -40℃ to +105℃, the Mornsun B0503S-1WR3 Isolated DC-DC Converter guarantees performance in demanding environments. Explore how this product can meet your specific needs in your electronic projects.

Explore the reliable range of Mornsun SMPS at DNA. Mornsun is known for quality power modules. Check other Mornsun SMPS that we have in stock.

At DNA, we cater to all your electronic component needs. If you cannot find specific parts, we can import them for you. We support retail and bulk orders. Check out our range including DC to DC Converter Modules, Inductors, Capacitors, Analog ICs, Diodes, and Super Capacitors. Contact Us.

Features of Mornsun B0503S-1WR3 Isolated DC-DC Converter

  • High efficiency up to 81%
  • Continuous short-circuit protection
  • No-load input current as low as 8mA
  • Compact SIP package
  • I/O Isolation Test voltage: 1.5kVDC/min

Specification of Mornsun B0503S-1WR3 Isolated DC-DC Converter

  • Model Number: B0503S-1WR3
  • Isolation Voltage: 1.5 kVdc/min
  • Input Voltage range: 21.6-26.4 Vdc
  • Nominal voltage: 5 Vdc
  • Output voltage: 3 Volts
  • Output current: 42/5(mA)
  • Wattage: 1W
  • Size: 11.60mm x 6.00mm x 10.16mm
  • Weight: 1.3gm

Applications of Mornsun B0503S-1WR3 Isolated DC-DC Converter

  • Pure digital circuits
  • Low frequency analog circuits
  • Relay-driven circuits
  • Data switching circuits

Related Links for Mornsun B0503S-1WR3 Isolated DC-DC Converter

    Package Includes

    • 1 X Mornsun B0503S-1WR3 Isolated DC - DC Converter
    Extra Information
    Country of Origin China
    Imported By ElectroSource Private Limited

    Reviews (3)

    Write a review

    Note: HTML is not translated!
        Bad           Good
    CAPTCHA verification code

    Frequently Asked Questions

    Do you provide a GST bills?
    Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.
    What is your return / replacement policy?
    Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.
    Do you offer same-day / next-day delivery in Nashik?
    If feasible, yes. Send: item list + quantity + delivery PIN code, and we’ll confirm availability, courier option, and cost.
    What payment methods do you accept?
    We accept UPI, cards, netbanking, and other checkout options shown on the payment page.
    How can I contact you for support, sales, or bulk orders?
    Use the Contact Us page or email/phone mentioned on the website with your part number and requirement.
    Can you combine multiple orders into one shipment?
    Often yes — if the first order hasn’t shipped. Send both order numbers and we’ll confirm.

    NEW Products

    Product Page : New Products

    Hongfa HF36F-20/12-HSTF Power Relay

    Hongfa HF36F-20/12-HSTF Power RelayHF36F-20/12-HSTF is a 12VDC relay with 20A capacity, 10.5mm width..

    Rs.194.19 (inc GST)
    Rs.164.57 + GST

    SKU: 10638 | DAJ698
    Stock: 40

    Soldron Metal Body Desoldering Pump Soldron

    Soldron Metal Body Desoldering Pump Soldron Desoldering Pump for effective solder removal; features..

    Rs.295.00 (inc GST)
    Rs.250.00 + GST

    SKU: 2357 | DAC107
    Stock: 5

    TB6560AHQ ZIP25 Stepping Motor Driver IC

    TB6560AHQ ZIP25 Stepping Motor Driver IC for Microstepping Control TB6560AHQ ZIP25 driver for bipola..

    Rs.448.40 (inc GST)
    Rs.380.00 + GST

    SKU: 6024 | DAG339
    Stock: 2

    XL1509-3.3 E1 Buck DC to DC Converter IC (SOP8L Package)

    XL1509 Buck DC to DC Converter IC for Fixed 3.3V Output XL1509-3.3 E1 Buck DC to DC Converter IC; F..

    Rs.25.96 (inc GST)
    Rs.22.00 + GST

    SKU: 3656 | DAF396
    Stock: 3

    Have You Seen

    Product Page : Have You Seen

    Doingter 12N65 N-Channel Power MOSFET

    Doingter 12N65 N-Channel Power MOSFET 12N65 MOSFET designed for high voltage applications with 650V..

    Rs.55.34 (inc GST)
    Rs.46.90 + GST

    SKU: 2832 | DAE500
    Stock: 9

    Meanwell SMPS LRS-75-5

    Meanwell LRS-75-5 SMPS 75W 5V Enclosed Power Supply Meanwell LRS-75-5, 75W enclosed SMPS, provides 5..

    Rs.1,320.28 (inc GST)
    Rs.1,118.88 + GST

    SKU: 2494 | DAC658
    Stock: 1

    GREEN LED Indicator 230V

    GREEN LED PLC Indicator 230VThis type of LED's are used in Industrial Panels for On, Off, Run, Trip,..

    Rs.29.50 (inc GST)
    Rs.25.00 + GST

    SKU: 1350 | DAB967
    Stock: 4

    Hongfa HF46F-G/24-HS1T Relay

    Hongfa HF46F-G/24-HS1T SPST Relay for Signal SwitchingHongfa HF46F-G/24-HS1T Relay offers 24V DC coi..

    Rs.57.82 (inc GST)
    Rs.49.00 + GST

    SKU: 9974 | DAI766
    Stock: 50

    Related Products

    CJMCU-3935 Lightning Sensor Module

    CJMCU-3935 Lightning Sensor Module

    CJMCU-3935 AS3935 Lightning Sensor ModuleCJMCU-3935 Module is based on AMS AS3935 Franklin Lightning..

    Rs.2,855.60 (inc GST)
    Rs.2,420.00 + GST

    SKU: 1723 | DAA855
    Stock: 5
    QC962-8A Mornsun Hybrid Integrated IGBT Driver Module

    QC962-8A Mornsun Hybrid Integrated IGBT Driver Module

    Mornsun Hybrid Integrated IGBT Driver Module QC962-8A QC962-8A IGBT Driver for N-channel IGBT modul..

    Rs.339.84 (inc GST)
    Rs.288.00 + GST

    SKU: 3655 | DAF620
    Stock: 10
    18 PIN NARROW SIL ROUND PIN IC BASE

    18 PIN NARROW SIL ROUND PIN IC BASE

    18 Pin Narrow SIL Round Pin IC Base 18 Pin IC Socket for easy IC removal and insertion, JDEC compli..

    Rs.14.44 (inc GST)
    Rs.12.24 + GST

    SKU: 7818 | DAF814
    Stock: 49
    B0505S-2WR2 MORNSUN DC To DC Converter

    B0505S-2WR2 MORNSUN DC To DC Converter

    Mornsun B0505S-2WR2 DC-DC Converter 5V 2W B0505S-2WR2 DC-DC Converter provides 5V output from 5V in..

    Rs.348.69 (inc GST)
    Rs.295.50 + GST

    SKU: 8712 | DAI009
    Stock: 0
    STP24NF10 Power MOSFET

    STP24NF10 Power MOSFET

    STP24NF10 Power MOSFETSTP24NF10 Power MOSFET designed for high-efficiency DC-to-DC converters with l..

    Rs.176.41 (inc GST)
    Rs.149.50 + GST

    SKU: 10410 | DAJ375
    Stock: 0