Melexis Technologies NV MLX90366LVS-AEV-253-RX
- Part No.:
- MLX90366LVS-AEV-253-RX
- Manufacturer:
- Melexis Technologies NV
- Category:
- Angle, Linear Position Measuring
- Package:
- 4-SIP Module, Formed Leads
- Datasheet:
-
MLX90366LVS-AEV-253-RX.pdf
- Description:
- SENS RTRY/LNR ANLG/PWM SENT 4DMP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
MLX90366LVS-AEV-253-RX from Melexis is an AEC-Q100 qualified Triaxis® absolute position sensor IC using Hall-effect technology to measure Bx, By, and Bz magnetic field components. It delivers 12-bit resolution with 10-bit thermal accuracy, SENT output per SAE J2716-2010 (Throttle format), and operates across −40 °C to +150 °C. It enables non-contact rotary/linear sensing in automotive pedal and steering wheel position systems.
For engineers reviewing the MLX90366LVS-AEV-253-RX datasheet, pinout, applications, or equivalent options, key selection criteria include SENT protocol compliance, 17-point programmable transfer characteristic, thermal offset correction capability, DMP-4 package integration, and automotive-grade diagnostics including broken-track detection.
Technical Context
The MLX90366LVS-AEV-253-RX integrates a 16-bit RISC DSP core running at 10 MHz (2.5 MIPS) and performs real-time rectangular-to-polar coordinate transformation via CoRDiC algorithm. Its Triaxis® architecture captures orthogonal (Bx, By) and parallel (Bz) flux components simultaneously, enabling precise angular or linear position decoding without mechanical contact.
It implements SENT output with dual-channel structure: fast channel carries primary position data and diagnostic flags, while slow channel transmits enhanced serial messages including user-defined values and error codes. The AEV-253 variant supports 17-point piecewise-linear (LNR) transfer function programming and includes thermal output offset correction for improved stability over temperature.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Output Interface | SENT per SAE J2716-2010 Throttle format - enables deterministic timing, CRC-protected transmission, and diagnostic reporting on automotive CAN networks. |
| Resolution & Accuracy | 12-bit position resolution with 10-bit thermal accuracy - ensures ≤ ±0.3° angular error over −40 °C to +125 °C in rotary applications. |
| Operating Temperature | −40 °C to +150 °C - meets AEC-Q100 Grade 0 requirements for under-hood and transmission-mounted automotive sensors. |
| Magnetic Sensing | Triaxis® (Bx, By, Bz) with IMC® - allows single-chip absolute angle or stroke measurement using off-axis or axial magnet configurations. |
| Programmability | 17-point LNR transfer function + thermal offset correction - supports end-user calibration for mechanical/magnetic tolerances and temperature drift compensation. |
| Supply Range | 4.5 V to 5.5 V nominal - compatible with standard automotive 5 V supply rails and includes over-voltage protection up to +24 V. |
| Diagnostics | On-board diagnostics including broken VDD/VSS detection, short-circuit monitoring, and SENT frame error reporting - reduces need for external fault monitoring circuitry. |
Pinout & Package
DMP-4 (Dual Mold Package) with 4-pin leadframe, STD2 2.54 mm pitch, face-down reel packaging (RX). Designed for direct module integration without PCB - improves mechanical robustness and environmental resilience.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | VSS (Ground) | Primary ground reference; internal analog/digital ground plane connection - either VSS pin may be used, but Pin 1 must remain floating if Pin 4 is grounded. |
| 2 | VDD | Power supply input (4.5–5.5 V); includes over-voltage protection to +24 V and under-voltage detection at 3.8–4.2 V. |
| 3 | OUT | SENT-compliant open-drain output; drives standard 14.7 kΩ pull-up to 5 V; supports diagnostic saturation levels at 0.5% and 97.5% of VDD. |
| 4 | VSS (Ground) | Secondary ground terminal; electrically identical to Pin 1 - used as main system ground connection in DMP-4 module assembly. |
Key Features
| Feature | Design Value |
|---|---|
| Triaxis® 3D Magnetic Sensing | Simultaneous Bx/By/Bz measurement enables true absolute angle or linear position with single magnet - eliminates need for multi-die solutions or complex magnetic assemblies. |
| 17-Point Programmable Transfer Function | End-user configurable piecewise-linear mapping supports custom mechanical travel profiles and compensates for non-ideal magnetic field distribution in production assemblies. |
| SENT Output with Dual-Channel Diagnostics | Fast channel delivers position + status bits; slow channel provides enhanced serial messages with OEM-defined IDs and error codes - simplifies ECU-level fault classification. |
| Thermal Output Offset Correction | Compensates for temperature-induced zero-point drift in AEV-253 variant - maintains ≤ ±60 LSB15 (±0.3°) angular error over full −40 °C to +150 °C range. |
| No-PCB Module Integration | DMP-4 package allows direct wire-bonding to connector leads - eliminates solder joints and PCB flexure, increasing reliability in high-vibration automotive environments. |
Applications
| Pedal Position Sensing | Steering Wheel Angle Sensing |
|---|---|
Use Scenario: Measures accelerator, brake, or clutch pedal displacement in vehicles with electronic throttle control or brake-by-wire systems. IC Role / Device Role / Timing Role: Absolute linear position sensor providing SENT-encoded analog-equivalent output synchronized to ECU clock cycles. Use Value: Enables precise torque demand mapping with <10 μs latency and built-in diagnostics to meet ASIL-B functional safety requirements. | Use Scenario: Detects absolute rotational angle of steering column for EPS (Electric Power Steering) and ADAS lane-keeping functions. IC Role / Device Role / Timing Role: Triaxis® angular position decoder delivering 0–360° output with SENT frame period of 882 μs and first-data latency of 5.9 ms. Use Value: Supports high-bandwidth steering feedback with thermal offset correction ensuring <±0.3° error across full automotive temperature range. |
| Throttle Valve Position Sensing | Float-Level Fuel Tank Sensing |
Use Scenario: Monitors butterfly valve rotation in gasoline/diesel engines for closed-loop air-fuel ratio control and emissions compliance. IC Role / Device Role / Timing Role: SENT-output absolute rotary sensor with programmable 17-point transfer curve matching throttle cam profile. Use Value: Eliminates potentiometer wear and contact bounce; 12-bit resolution enables sub-degree valve positioning for optimized combustion efficiency. | Use Scenario: Tracks fuel level via linear displacement of float arm in automotive or industrial tanks using vertical magnet motion. IC Role / Device Role / Timing Role: Linear position sensor operating in Bz-dominant mode with IMC®-enhanced sensitivity to low-field vertical movement. Use Value: Provides stable, contactless level measurement immune to condensation, vibration, or fuel slosh - validated for 150 °C ambient operation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar absolute position sensing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MLX90366LVS-AEV-250-RE | Same DMP-4 package and AEV option code, but STD1 1.27 mm pitch and face-up reel packaging - lacks thermal offset correction firmware enablement. | Targeted at cost-sensitive applications where full −40 °C to +150 °C thermal stability is not required. | Select when module-level thermal drift compensation is handled externally or within ECU software. |
| MLX90366LVS-AEX-253-RX | Identical package, pitch, and reel orientation, but AEX option code - adds 48-bit unique ID and EEPROM lock features; no thermal offset correction. | Suitable for traceability-critical applications requiring serialized device identification and write-protection of calibration data. | Choose when end-of-line programming security and part-level traceability outweigh on-chip thermal drift compensation needs. |
Compared with MLX90366LVS-AEV-253-RX, the AEV-250-RE offers lower-cost packaging and reduced thermal compensation, while the AEX-253-RX prioritizes serialization and memory security over analog accuracy - making the AEV-253-RX optimal for thermally demanding, safety-critical position sensing where zero-point stability is paramount.
Availability
MLX90366LVS-AEV-253-RX is available at Aetrix Electronics and suitable for automotive pedal position sensing, steering angle measurement, throttle valve control, and industrial float-level monitoring requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for MLX90366LVS-AEV-253-RX includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Melexis is a Belgian semiconductor company specializing in magnetic sensing, infrared thermometry, and automotive ICs, with design centers in Europe and Asia and ISO/TS 16949-certified manufacturing.
The MLX90366 product line delivers Triaxis® position sensing for automotive and industrial applications requiring high-accuracy, contactless, and AEC-Q100-compliant solutions - engineered specifically for robust integration into no-PCB modules and harsh-environment systems.
FAQ
What is the SENT protocol configuration supported by the MLX90366LVS-AEV-253-RX?
The MLX90366LVS-AEV-253-RX implements SENT output per SAE J2716-2010 using the Throttle position format, with a fixed frame period of 882 μs and 294 tick count. It delivers primary position data on the fast channel and enhanced serial messages-including diagnostic flags, OEM-defined IDs, and error codes-on the slow channel. The AEV-253 variant uses default SERIALERROR = 0x0 and SENTSERIAL = 0x80, supporting standard 12-bit position resolution with CRC protection.
Does the MLX90366LVS-AEV-253-RX require an external microcontroller to operate?
No, the MLX90366LVS-AEV-253-RX contains an integrated 16-bit RISC DSP core running at 10 MHz (2.5 MIPS) that handles all signal processing-including CoRDiC-based angle calculation, 17-point LNR transfer function interpolation, SENT encoding, and diagnostics-without external computation. The device powers up autonomously and outputs valid SENT frames within 5.9 ms of VDD application, making it a fully self-contained position sensing solution.
How does the thermal output offset correction work in the MLX90366LVS-AEV-253-RX?
The MLX90366LVS-AEV-253-RX implements on-chip thermal output offset correction calibrated during final test, specifically enabled in the AEV option code. It compensates for temperature-induced zero-point drift across −40 °C to +150 °C, limiting thermal offset drift to ±60 LSB15 (±0.3°) in rotary applications. This correction is applied digitally in the DSP stage prior to SENT encoding and does not require external calibration or host intervention.
What magnetic configurations are supported by the MLX90366LVS-AEV-253-RX?
The MLX90366LVS-AEV-253-RX supports multiple magnetic configurations via its Triaxis® architecture: XY-mode for rotary position (0–360°) using planar magnets, XZ/YZ-mode for linear or tilt sensing using axial magnets, and Bz-dominant mode for float-level applications. Its integrated magneto-concentrator (IMC®) provides gain of 1.2–1.8× in XY and 1.1–1.3× in Z, enabling reliable operation down to 20 mT magnetic norm while maintaining <0.2° peak-to-peak noise at recommended filter settings.
Is the MLX90366LVS-AEV-253-RX pin-compatible with other MLX90366 variants in the DMP-4 package?
Yes, all MLX90366 variants in the DMP-4 package-including MLX90366LVS-AEV-253-RX, MLX90366LVS-AEV-250-RE, and MLX90366LVS-AEX-253-RX-share identical 4-pin pinout (VSS-VDD-OUT-VSS), mechanical footprint, and solder pad layout. Differences are limited to internal firmware features (e.g., thermal offset correction, EEPROM lock), electrical trim parameters, and reel orientation-enabling drop-in replacement at the board/module level without layout changes.
MLX90366LVS-AEV-253-RX Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Melexis Technologies NV
- Package/Case:
- 4-SIP Module, Formed Leads
- Series:
- Triaxis®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- -
- For Measuring:
- Linear, Rotary Position
- Technology:
- Hall Effect
- Rotation Angle - Electrical, Mechanical:
- 0° ~ 360°, Continuous
- Linear Range:
- -
- Output:
- SENT
- Output Signal:
- Programmable
- Actuator Type:
- External Magnet, Not Included
- Linearity:
- ±1°
- Resistance:
- -
- Resistance Tolerance:
- -
- Voltage - Supply:
- 4.5V ~ 5.5V
- Mounting Type:
- Through Hole
- Termination Style:
- PC Pin
- Operating Temperature:
- -40°C ~ 150°C
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 4-DMP
MLX90366LVS-AEV-253-RX FAQ
1.How can I place an order for MLX90366LVS-AEV-253-RX through Aetrix?
Please submit a Request for Quotation (RFQ) for MLX90366LVS-AEV-253-RX on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MLX90366LVS-AEV-253-RX reliable?
The price and inventory of MLX90366LVS-AEV-253-RX are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MLX90366LVS-AEV-253-RX is usually 5 days.
3.What payment methods are accepted for MLX90366LVS-AEV-253-RX?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MLX90366LVS-AEV-253-RX transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MLX90366LVS-AEV-253-RX?
MLX90366LVS-AEV-253-RX orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MLX90366LVS-AEV-253-RX order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MLX90366LVS-AEV-253-RX?
For technical support, including MLX90366LVS-AEV-253-RX datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MLX90366LVS-AEV-253-RX requirements.
6.How does Aetrix verify that MLX90366LVS-AEV-253-RX is sourced from the original manufacturer or authorized distributors?
All MLX90366LVS-AEV-253-RX products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MLX90366LVS-AEV-253-RX meets industry standards.
7.What is the process for return or replacement of MLX90366LVS-AEV-253-RX?
All MLX90366LVS-AEV-253-RX units undergo pre-shipment inspection (PSI). If there is an issue with MLX90366LVS-AEV-253-RX, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MLX90366LVS-AEV-253-RX part is unused and in its original packaging.
Return procedure for MLX90366LVS-AEV-253-RX:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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