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Melexis Technologies NV MLX90372GVS-ACE-303-RX
- Part No.:
- MLX90372GVS-ACE-303-RX
- Manufacturer:
- Melexis Technologies NV
- Category:
- Angle, Linear Position Measuring
- Package:
- 4-SIP Module, Formed Leads
- Datasheet:
-
MLX90372GVS-ACE-303-RX.pdf
- Description:
- SENSOR ROTRY/LNEAR ANLG/PWM 4DMP
- Quantity:
- Payment:
- Shipping:
Inventory:3,290
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Product details
Overview
MLX90372GVS-ACE-303-RX from Melexis is a monolithic Triaxis® Hall-based magnetic position processor IC for absolute rotary and linear position sensing. It delivers SENT or PWM output, operates from -40°C to +160°C, features ISO26262 ASIL-C safety compliance, AEC-Q100 qualification, and uses a PCB-less DMP-4 package with Pinout-B configuration for NTC/analog gateway support in automotive throttle and pedal position systems.
For engineers reviewing the MLX90372GVS-ACE-303-RX datasheet, pinout, applications, or equivalent options, this page provides verified functional context, DMP-4 Pinout-B terminal roles, SENT/PWM timing modes, stray-field-immune legacy-mode accuracy, and direct alternatives for angular/linear position sensing in high-temp automotive subsystems.
Technical Context
The MLX90372GVS-ACE-303-RX implements a Triaxis® Hall front end sensitive to Bx, By, and Bz magnetic field components, enabling absolute angle or displacement decoding without mechanical contact. Its on-chip DSP performs real-time signal conditioning, piecewise linear (PWL) transfer function mapping (up to 32 points), and SENT frame encoding per SAE J2716 APR2016 with error codes and user-defined data.
This variant uses the ACE chip revision in DMP-4 package (Pinout-B), supporting Input pin as NTC sensor interface or analog/digital gateway. It operates in Standard/Legacy Mode (-300 option code), delivering SENT 3µs mode output with built-in decoupling capacitors and no external PCB required.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Operating Temp | -40°C to +160°C - supports under-hood automotive placement without external thermal derating. |
| Supply Voltage | 4.5 V to 5.5 V (regulated) or 6–18 V (battery) - dual-mode supply enables direct battery connection in 12 V systems. |
| Output Interface | SENT (SAE J2716 APR2016) or PWM - selectable via programming; SENT includes 48-bit ID and diagnostic fields. |
| Accuracy (Legacy Mode) | ±0.5° typical angular error - validated for 0–360° rotary position in throttle and steering wheel applications. |
| Package | DMP-4, Pinout-B - PCB-less dual-mold package with terminals: OUT, VSS, VDD, Input (NTC/gateway). |
| Safety Certification | ISO26262 ASIL-C Safety Element out of Context - enables integration into ASIL-B/C system architectures without additional hardware redundancy. |
| Stray-Field Immunity | Standard/Legacy Mode (-300) - optimized for general-purpose angular/linear sensing where stray-field rejection is not primary requirement. |
Pinout & Package
DMP-4 package (PCB-less dual mold) with Pinout-B configuration: compact 4-terminal surface-mount device requiring no PCB substrate; terminals are formed directly on molded body for direct soldering to host board.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | OUT | Digital output terminal for SENT or PWM signal; push-pull or open-drain configurable; drives 3–55 kΩ loads. |
| 2 | VSS | Analog/digital ground reference; must be connected to low-impedance system ground for EMC and accuracy. |
| 3 | VDD | Main supply input (4.5–18 V); internal regulator generates 3.3 V analog rail (VDEC) and 1.85 V digital rail (VDDD). |
| 4 | Input | Configurable terminal for NTC thermistor biasing or analog/digital gateway; enables temperature compensation or auxiliary sensor integration. |
Key Features
| Feature | Design Value |
|---|---|
| Triaxis® 3D Hall Sensing | Simultaneous Bx/By/Bz measurement enables robust absolute position decoding with single magnet, eliminating need for multi-die or complex flux concentrators. |
| Programmable PWL Transfer | Up to 32-point piecewise linear calibration allows precise linearization of non-ideal magnet trajectories in custom mechanical assemblies. |
| SENT Secure Sensor Format | Includes CRC, status flags, and user-defined payload fields - enables diagnostics, traceability, and OEM-specific data embedding without protocol modification. |
| DMP-4 Pinout-B Flexibility | Input terminal supports NTC biasing (for temperature-compensated angle output) or analog/digital gateway (for dual-sensor fusion in same footprint). |
| AEC-Q100 Grade 0 | Qualified for automotive use up to +160°C ambient - eliminates need for external thermal shielding in engine bay or transmission control modules. |
Applications
| Throttle Position Sensing | Pedal Position Sensing |
|---|---|
Use Scenario: Monitoring accelerator pedal angle in gasoline/diesel powertrain control units to determine torque demand and air-fuel ratio. IC Role / Device Role / Timing Role: Absolute angular position processor delivering SENT frames at 1–5 kHz update rate with <20 ms watchdog timeout for fail-safe detection. Use Value: Eliminates potentiometer wear and contact bounce; DMP-4's direct-mount design reduces assembly steps and improves vibration resistance in pedal module assemblies. | Use Scenario: Detecting brake or clutch pedal travel in electronic braking systems (EBS) or automated manual transmissions (AMT). IC Role / Device Role / Timing Role: Linear position transducer converting pedal displacement into SENT-coded output synchronized to ECU sampling clocks. Use Value: ±0.5° angular accuracy maps to sub-millimeter linear resolution; Input pin used for NTC-based temperature compensation ensures stable output across -40°C to +125°C operating range. |
| Steering Wheel Angle Sensing | Ride Height Control |
Use Scenario: Measuring absolute steering wheel rotation for electric power steering (EPS) assist torque calculation and lane-keeping assist (LKA) systems. IC Role / Device Role / Timing Role: High-reliability angular sensor providing ASIL-C-compliant SENT output with integrated watchdog and memory ECC for fault detection. Use Value: Triaxis® architecture rejects stray fields from nearby motors or wiring harnesses; DMP-4 package withstands shock/vibration in column-mounted EPS modules. | Use Scenario: Monitoring suspension travel in adaptive damping or air ride height control systems for luxury and commercial vehicles. IC Role / Device Role / Timing Role: Absolute linear position sensor interfacing with magnet-on-suspension-arm configuration; outputs PWM or SENT based on ECU interface requirements. Use Value: Legacy Mode (-300) provides optimal linearity for 0–100 mm range; Input pin configured as analog gateway enables simultaneous ride height and temperature reporting over single wire. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar absolute magnetic position sensing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MLX90372GVS-ACE-300-RX | Same DMP-4 Pinout-B package and ACE revision, but configured for Standard/Legacy Mode without stray-field immunity tuning. | Identical angular/linear use cases; differs only in factory-set magnetic sensitivity calibration for legacy magnet geometries. | Select when using standard ferrite or NdFeB magnets with conventional pole-piece layouts - no re-tuning needed for existing designs. |
| MLX90371GVS-ACE-303-RX | Single-die predecessor with identical DMP-4 Pinout-B, SENT/PWM output, and -303 option code, but lacks ASIL-C certification and advanced diagnostics. | Acceptable for non-safety-critical linear/rotary sensing where ISO26262 compliance is not mandated. | Choose for cost-sensitive industrial or aftermarket applications where functional safety is not required and legacy design reuse is prioritized. |
Compared with MLX90372GVS-ACE-303-RX, the -300 variant offers identical packaging and interface but targets broader magnet configurations, while the MLX90371 alternative sacrifices ASIL-C and enhanced diagnostics for lower BOM cost in non-automotive contexts.
Availability
MLX90372GVS-ACE-303-RX is available at Aetrix Electronics and suitable for automotive throttle position, pedal sensing, steering angle, and ride height control applications requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for MLX90372GVS-ACE-303-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 intelligent sensors and driver ICs for automotive and industrial markets, with core expertise in magnetic sensing, infrared thermometry, and ultrasonic time-of-flight.
The MLX90372 product line delivers Triaxis®-based absolute position sensing for safety-critical automotive subsystems, emphasizing ASIL-C compliance, stray-field resilience, and programmable signal conditioning for diverse mechanical implementations.
FAQ
What output protocols does the MLX90372GVS-ACE-303-RX support?
The MLX90372GVS-ACE-303-RX supports both SENT (SAE J2716 APR2016 compliant) and PWM output modes, selectable via end-user programming. SENT mode delivers 48-bit ID, CRC-protected frames with diagnostic fields, while PWM provides configurable duty cycle encoding. Both operate natively from the DMP-4 Pinout-B package without external components.
How is the Input pin used on the MLX90372GVS-ACE-303-RX DMP-4 package?
On the MLX90372GVS-ACE-303-RX, the Input pin (Pin 4, Pinout-B) is configurable as an NTC thermistor biasing terminal for temperature compensation or as an analog/digital gateway for auxiliary sensor integration. This enables combined position + temperature reporting or dual-sensor fusion within the same DMP-4 footprint, without requiring additional ICs or PCB space.
What does the "-303" option code signify for MLX90372GVS-ACE-303-RX?
The "-303" option code in MLX90372GVS-ACE-303-RX specifies Standard/Legacy Mode (3) with DMP-4 Pinout-B (0) and Trim & Form STD2 2.54 mm (3). It configures the device for general-purpose angular/linear position sensing using conventional magnet geometries, with factory-calibrated transfer characteristics optimized for broad compatibility rather than stray-field immunity.
Is the MLX90372GVS-ACE-303-RX qualified for automotive use?
Yes, the MLX90372GVS-ACE-303-RX is AEC-Q100 qualified (Grade 0) and certified to ISO26262 ASIL-C as a Safety Element out of Context. It operates reliably from -40°C to +160°C ambient, supports diagnostic monitoring via SENT frames, and includes internal watchdogs, ECC memory, and supply voltage monitoring - all validated for automotive powertrain and chassis applications.
Does the MLX90372GVS-ACE-303-RX require external decoupling capacitors?
No, the MLX90372GVS-ACE-303-RX integrates decoupling capacitors internally when used in DMP-4 package (Pinout-A or Pinout-B), as confirmed in Section 15.3 of the datasheet. This eliminates the need for external VDD/VDEC capacitors, simplifying layout and reducing BOM count - a key advantage of the PCB-less DMP-4 implementation.
MLX90372GVS-ACE-303-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 ~ 160°C
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 4-DMP
MLX90372GVS-ACE-303-RX FAQ
1.How can I place an order for MLX90372GVS-ACE-303-RX through Aetrix?
Please submit a Request for Quotation (RFQ) for MLX90372GVS-ACE-303-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 MLX90372GVS-ACE-303-RX reliable?
The price and inventory of MLX90372GVS-ACE-303-RX are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MLX90372GVS-ACE-303-RX is usually 5 days.
3.What payment methods are accepted for MLX90372GVS-ACE-303-RX?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MLX90372GVS-ACE-303-RX transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MLX90372GVS-ACE-303-RX?
MLX90372GVS-ACE-303-RX orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MLX90372GVS-ACE-303-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 MLX90372GVS-ACE-303-RX?
For technical support, including MLX90372GVS-ACE-303-RX datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MLX90372GVS-ACE-303-RX requirements.
6.How does Aetrix verify that MLX90372GVS-ACE-303-RX is sourced from the original manufacturer or authorized distributors?
All MLX90372GVS-ACE-303-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 MLX90372GVS-ACE-303-RX meets industry standards.
7.What is the process for return or replacement of MLX90372GVS-ACE-303-RX?
All MLX90372GVS-ACE-303-RX units undergo pre-shipment inspection (PSI). If there is an issue with MLX90372GVS-ACE-303-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 MLX90372GVS-ACE-303-RX part is unused and in its original packaging.
Return procedure for MLX90372GVS-ACE-303-RX:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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