FUNCTIONAL ALTERNATIVE
JW5060T is a Chinese-manufactured functional replacement (package and pinout differ) for MP1584EN (functional replacement) (Monolithic Power Systems).
A same-role, smaller-footprint alternative to MP1584EN with synchronous rectification. Please note the package differs, so it is a redesign path rather than a drop-in.
JW5060T — Alternative to MP1584EN (functional replacement)
JW5060T from JoulWatt {BRAND} is supplied by JTDZ Tech (Shenzhen Jingteng Electronics) as a cost-effective, short-lead-time alternative to the imported MP1584EN (functional replacement) (Monolithic Power Systems). Chinese-sourced semiconductors have moved well beyond "cheap substitute" status: the parts below are production-validated in industrial, automotive and consumer designs, and they remove both the allocation risk and the long lead times that come with imported.
Cross-Reference: MP1584EN (functional replacement) vs JW5060T
| imported | This part (Chinese alternative) | |
|---|---|---|
| Part number | MP1584EN (functional replacement) | JW5060T |
| Manufacturer | Monolithic Power Systems | JoulWatt {BRAND} |
| Package | Differs from this part — see migration notes | TSOT23-6 / TSOT23-8 |
| Compatibility | — | Functional replacement (package and pinout differ) |
| Supply & lead time | Frequently allocated, long lead times | Domestic stock, short lead time |
| Description | Synchronous step-down (buck) regulator, 4 V - 24 V, 3 A continuous, TSOT23-6 / TSOT23-8 package. |
Key Specifications
| Function | Synchronous step-down (buck) regulator |
| Input voltage | 4 V - 24 V |
| Output current | 3 A continuous |
| Switching frequency | 800 kHz |
| Efficiency | Up to 95% |
| Light-load mode | PFM - efficiency above 85% |
| Package | TSOT23-6 / TSOT23-8 |
What to check before substituting JW5060T for MP1584EN
- This is NOT a pin-to-pin replacement. The MP1584EN is an SOIC-8 package with an exposed pad, while the JW5060T is TSOT23-6 - the board must be redesigned or a new layout used.
- Treat it as a functional and electrical upgrade path rather than a drop-in: same role, much smaller footprint.
- Synchronous rectification is internal, so the external Schottky diode that the MP1584 requires is no longer needed, which offsets part of the redesign cost.
- The TSOT23-8 version exposes a mode pin for selectable PFM and FCCM operation; the TSOT23-6 version defaults to PFM.
- Internal soft start, input UVLO, output short-circuit protection, current run-away protection and thermal protection are all included.
Typical Applications
- Distributed power systems
- Automotive and battery-powered electronics
- Compact 3 A step-down rails
- Replacing MP1584 designs where board space is tight
Looking for the part?
We also stock the imported — compare both before you decide: MP1584EN.
Why buy JW5060T from JTDZ Tech
- and new parts from JoulWatt {BRAND}, with traceable date codes
- MOQ 1 pc, tier pricing for volume and BOM kitting
- Cross-reference and substitution support: send us your BOM and we will confirm pin-to-pin compatibility before you commit
- X-ray, visual inspection and third-party lab testing supported on request
- Quote within 2 business hours; export shipping to India, Vietnam, the Middle East and worldwide
Need JW5060T, or still prefer the MP1584EN? Send us your part list and target quantity — we will come back with pricing, stock and a compatibility confirmation within 2 business hours. Prices vary with quantity and market conditions, so the listed price is for reference only.
Genuine original parts guaranteed — traceable lot & date code, X-ray / visual inspection and third-party test supported before shipment.
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