MCP2021A-500E/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
The MCP2021A-500E/SN is a LIN bus transceiver with integrated voltage regulator from Microchip Technology, supporting SAE J2602 at up to 20 kBd data rate. It provides a single-channel LIN physical layer interface and onboard 5 V regulator in an 8-pin SOIC package, ideal for automotive body electronics and slave node designs.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- MCP2021A-500E/SN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.5800(MOQ 300)
- 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/SN?
- Single-channel LIN transceiver compliant with SAE J2602 standard at up to 20 kBd
- Integrated 5 V voltage regulator for simplified slave node power design
- 8-pin SOIC package for standard SMT assembly in automotive applications
- Bus voltage tolerance for LIN physical layer up to 40 V for load-dump protection
- Low quiescent current for sleep and wake-up modes in battery-connected nodes
- RoHS and REACH compliant lead-free construction
What is MCP2021A-500E/SN used for?
The MCP2021A-500E/SN is designed for automotive LIN bus slave node applications such as seat position motors, mirror adjusters, window lift controllers, and climate control actuators where low-cost single-wire serial communication is required. Its integrated 5 V voltage regulator eliminates a discrete regulator IC from the BOM, reducing component count and PCB footprint in body electronics modules.
What are the specifications of MCP2021A-500E/SN?
| Manufacturer Package Code | SOIC-8 |
| YTEOL | 0 |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Transceivers | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| 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 | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| ## MCP2021A-500E/SN Alternates Showing results | Image |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Where can I find the MCP2021A-500E/SN datasheet?
MCP2021A-500E/SN Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP2021A-500E/SN?
Compatible alternatives and drop-in replacements for MCP2021A-500E/SN:
Frequently Asked Questions
What LIN bus data rate does MCP2021A-500E/SN support and which automotive standard does it comply with?
The MCP2021A-500E/SN supports LIN bus communication at up to 20 kBd and is compliant with the SAE J2602 standard. This data rate and protocol compatibility covers the majority of automotive body network applications including window lifts, seat motors, mirror controls, and HVAC actuator nodes.
How does the integrated voltage regulator in MCP2021A-500E/SN reduce BOM cost in LIN slave node designs?
The MCP2021A-500E/SN includes a 5 V linear voltage regulator on-chip, eliminating the need for a separate voltage regulator IC in LIN slave node designs. This integration reduces the BOM by at least 1 component and saves PCB space, particularly beneficial in cost-sensitive automotive body electronic modules with tight packaging constraints.
Can MCP2021A-500E/SN withstand the high-voltage transients common in automotive 12 V electrical systems?
Yes. The MCP2021A-500E/SN LIN bus pin is designed to tolerate bus voltages beyond the normal 12 V automotive operating range, including load-dump transients up to 40 V that occur when the battery is disconnected under load. This built-in protection prevents device damage from common automotive electrical disturbances without additional external protection components.
Which automotive body control sub-systems typically use MCP2021A-500E/SN as a slave node transceiver?
MCP2021A-500E/SN is commonly deployed in 1-channel LIN slave nodes for seat adjustment motors, door mirror actuators, sunroof controllers, climate blower speed modules, and interior lighting dimmer units. These applications typically transmit at 9.6 kBd to 20 kBd over a single-wire LIN bus connecting to a master ECU, fitting perfectly within MCP2021A-500E/SN specifications.
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