K7805-2000R3
Non-isolated DC/DC step-down module, 5 VDC / 2 A
MORNSUN
DC/DC Step-down Modules
K78xx-2000R3 series
MORNSUN K7805-2000R3: 24 (8-36) VDC input, 5 VDC / 2 A regulated output, efficiency 92% (max.), 11.50 x 9.00 x 17.50 mm. Specifications below are taken from the current official datasheet; price and lead time are quoted on request.
- Input
- 24 (8-36) VDC
- Output
- 5 VDC
- Output current
- 2 A
- Package
- SIP
- Efficiency
- 92% (max.)
Price and lead time are quoted manually. Send the quantity and the destination and we will confirm what is possible for this part. Availability, shipping and order acceptance are subject to confirmation.
Samples may be available for selected models. Volume pricing is available. Price, MOQ, lead time and shipping eligibility are confirmed by quotation.
Specifications
| Vin(VDC) | 24 (8-36) |
|---|---|
| Vout(VDC) | 5 |
| Iout(A) | 2 |
| Efficiency(MAX.) | 0.92 |
| Package | SIP |
| Dimension(mm) | 11.50*9.00*17.50 |
Features
- High efficiency, up to 96% across the series (see this part's own figure above)
- No-load input current as low as 0.1 mA
- Operating ambient temperature -40 °C to +85 °C
- Output short-circuit protection
- Pin-compatible with LM78xx series linear regulators
- No heatsink required
Standards shown are the design references printed on the current datasheet. Ask us to confirm the certificate status that applies to your shipment.
Typical applications
- Replacing 78xx linear regulators
- Industrial control boards
- Instrumentation
- Distributed power on 24 V panels
About this module
The K78xx-2000R3 is the 2 A member of the K78 family — the same 78xx-compatible pinout and up to 96% efficiency, for boards whose logic rail draws more than a 1 A module can comfortably supply.
Brand, manufacturer and supply
- Brand
- MORNSUN
- Manufacturer
- MORNSUN Guangzhou Science & Technology Co., Ltd.
- Technical support
- MORNSUN Guangzhou Science & Technology Co., Ltd.
- Supplied by
- Raitop Information Technology Co., Ltd.
Related reading
Where this data comes from
| Item | Source (manufacturer official) | Version | Checked |
|---|---|---|---|
| datasheet, verified parameters | https://www.mornsun-power.com/public/uploads/pdf/K78xx-2000R3.pdf | 2025.09.29-A/9 | 2026-09-16 |
| product image | https://www.mornsun-power.com/public/uploads/productsImg/K78xx-2000R3.jpg | — | 2026-09-16 |
| specification table, features | https://www.mornsun-power.com/html/products-detail/K78xx-2000R3.html | — | 2026-09-16 |
Raitop is an independent supplier. Product images, datasheets and specifications are MORNSUN material reproduced with permission.
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