MCP2021A-500E/MD Microchip Integrated Circuit (Small Outline No-lead) In Stock
Microchip MCP2021A-500E/MD is a LIN 2.x compatible transceiver integrated with a 5.0 V LDO voltage regulator in an 8-pin DFN package, providing a single-chip solution for automotive LIN slave nodes that require bus communication and local power supply from a 12 V vehicle rail.
- Manufacturer
- Microchip
- Package
- Small Outline No-lead
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- MCP2021A-500E/MD Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.7500(MOQ 273)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MCP2021A-500E/MD?
- LIN 2.x protocol compliant transceiver supporting baud rates up to 20 kbps for automotive serial bus communication
- Integrated 5.0 V LDO regulator supplies local MCU and sensor circuitry directly from the LIN bus supply
- Single-chip integration reduces BOM count and PCB area for compact LIN slave node designs
- 8-pin DFN package with exposed thermal pad enabling efficient heat dissipation in automotive environments
- Pb-free construction meeting RoHS and REACH compliance for global automotive supply chain requirements
What is MCP2021A-500E/MD used for?
MCP2021A-500E/MD is used in automotive LIN slave nodes for body control modules, seat adjustment actuators, climate control sensors, and lighting control units where both LIN communication and a local 5.0 V power supply are needed from the vehicle battery. Its integrated LDO eliminates a discrete regulator, simplifying PCB layout for door modules, window switches, and HVAC sensor nodes on a 12 V automotive network.
What are the specifications of MCP2021A-500E/MD?
| Manufacturer Package Code | DFN-8 |
| Factory Lead Time | 7Weeks |
| YTEOL | 0 |
| JESD-30 Code | S-PDSO-N8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Transceivers | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.16,32 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Screening Level | TS 16949 |
| Supply Voltage-Nom | 12V |
| Surface Mount | YES |
| Telecom IC Type | CAN TRANSCEIVER |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.8mm |
| Terminal Position | DUAL |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Where can I find the MCP2021A-500E/MD datasheet?
MCP2021A-500E/MD Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP2021A-500E/MD?
Compatible alternatives and drop-in replacements for MCP2021A-500E/MD:
Frequently Asked Questions
What LIN protocol version does MCP2021A-500E/MD support, and at what maximum baud rate does it operate?
MCP2021A-500E/MD is compliant with LIN 2.x specifications and supports baud rates up to 20 kbps, which is the standard maximum for LIN bus communication in automotive body networks. This covers all common LIN slave node applications including seat control, mirror adjustment, and interior lighting, where low-speed serial communication over a single wire is sufficient.
How does the integrated 5.0 V LDO in MCP2021A-500E/MD reduce the component count of an automotive LIN slave node design?
By combining the LIN transceiver and a 5.0 V LDO regulator in a single 8-pin DFN package, MCP2021A-500E/MD eliminates the need for a separate discrete regulator IC. A typical discrete implementation would require at least 3 additional components including the regulator, input capacitor, and output capacitor, so this integration reduces BOM cost, saves PCB area, and lowers assembly complexity for high-volume automotive production.
What procurement consideration applies to MCP2021A-500E/MD given its YTEOL rating and factory lead time?
MCP2021A-500E/MD shows a YTEOL value of 0 in Microchip's product data, which may indicate a limited remaining production lifetime or transition status. With a 7-week factory lead time, procurement managers designing new automotive platforms should verify the current lifecycle status directly with Microchip and consider identifying a pin-compatible second source or successor part before committing to a long production run.
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|---|---|---|
| 273+ | $3.1200 | $851.76 |
| 1365+ | $2.8700 | $3917.55 |
| 2730+ | $2.7500 | $7507.50 |
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