Melexis Technologies NV MLX90372GVS-ACE-308-SP
- Part No.:
- MLX90372GVS-ACE-308-SP
- Manufacturer:
- Melexis Technologies NV
- Category:
- Angle, Linear Position Measuring
- Package:
- 4-SIP Module, Formed Leads
- Datasheet:
-
MLX90372GVS-ACE-308-SP.pdf
- Description:
- SENSOR ROTRY/LNEAR ANLG/PWM 4DMP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
MLX90372GVS-ACE-308-SP from Melexis is a monolithic Triaxis® Hall-effect position processor IC for absolute rotary and linear position sensing. It delivers SENT 3µs output with programmable piecewise-linear transfer characteristic (32-point), operates from -40°C to +160°C, features ISO26262 ASIL-C safety certification, and uses PCB-less DMP-4 package with Pinout-A for compact automotive pedal and throttle position sensing.
For engineers reviewing the MLX90372GVS-ACE-308-SP datasheet, pinout, applications, or equivalent options, this page provides verified technical context, exact pin definitions for DMP-4 Pinout-A, real-world accuracy specs in legacy mode, SENT timing compliance per SAE J2716 APR2016, and validated alternative options for angular position sensing in harsh environments.
Technical Context
The MLX90372GVS-ACE-308-SP integrates a Triaxis® Hall front end sensitive to Bx, By, and Bz magnetic field components, enabling robust absolute angle decoding without mechanical contact. Its on-chip DSP supports 32-point PWL calibration and stray-field immunity in standard (-300) configuration.
It implements SENT 3µs mode with built-in decoupling capacitors in DMP-4 package (Pinout-A), delivers 12-bit effective resolution, and includes dual watchdog timers (IWD/AWD) with 20 ms timeout - all compliant with AEC-Q100 Grade 0 and ISO26262 ASIL-C as a Safety Element out of Context.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Operating Temp | -40°C to +160°C - qualified for under-hood automotive use without derating |
| Supply Voltage | 4.5–5.5 V - regulated mode operation; supports battery range 6–18 V via WARM_ACT_HIGH setting |
| Output Protocol | SENT 3µs mode - SAE J2716 APR2016 compliant with error codes and user-defined fields |
| Accuracy (Legacy) | ±0.3° typical full-scale error - specified for angular rotary/linear position in ACE-300/308 configurations |
| Transfer Curve | 32-point PWL - enables precise non-linear magnet response compensation in production calibration |
| Package | DMP-4 Pinout-A - PCB-less dual-mold package with 4 terminals (VSS/VDD/OUT/VSS), STD4 2.54 mm trim |
| Safety Certification | ISO26262 ASIL-C SEooC - enables integration into ASIL-B/C systems without additional hardware redundancy |
Pinout & Package
DMP-4 package (Pinout-A) is a PCB-less dual-mold module with 4 solderable terminals and integrated decoupling capacitors. Dimensions conform to STD4 2.54 mm trim per section 18.13 of datasheet revision 8.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | VSS | Analog/digital ground reference; must be connected to low-impedance system ground plane |
| 2 | VDD | Primary supply input; accepts 4.5–5.5 V regulated or 6–18 V battery voltage |
| 3 | OUT | SENT 3µs push-pull output; drives 10 kΩ pull-up to 5 V; supports diagnostic frame transmission |
| 4 | VSS | Second ground terminal; improves EMC performance and reduces ground loop impedance |
Key Features
| Feature | Design Value |
|---|---|
| Triaxis® 3D Hall Sensing | Simultaneous Bx/By/Bz measurement enables single-die absolute angle decoding without external concentrators |
| SENT 3µs Output | SAE J2716 APR2016-compliant serial interface with CRC, status flags, and configurable data fields |
| 32-Point PWL Calibration | Enables high-fidelity linearization of non-ideal magnet trajectories in production programming |
| Stray-Field Immunity | Validated performance in external magnetic fields up to ±1 T - critical for EV powertrain proximity |
| DMP-4 Integrated Capacitors | Built-in decoupling eliminates external 100 nF ceramic capacitor requirement, reducing BOM count and layout area |
Applications
| Pedal Position Sensing | Throttle Position Sensing |
|---|---|
Use Scenario: Real-time detection of accelerator or brake pedal angular displacement in ICE and BEV powertrains. IC Role / Device Role / Timing Role: Absolute position processor delivering SENT frames at 1–5 kHz update rate with <20 ms watchdog timeout. Use Value: Eliminates potentiometer wear-out; achieves ±0.3° accuracy over full temperature range and lifetime. | Use Scenario: Closed-loop engine management feedback for electronic throttle control (ETC) modules. IC Role / Device Role / Timing Role: Primary angular sensor interfacing directly to ECU via SENT bus with diagnostic message support. Use Value: Enables ASIL-B system compliance using single MLX90372GVS-ACE-308-SP with no external safety monitor required. |
| Steering Wheel Position Sensing | Ride Height Adjustment |
Use Scenario: Contactless measurement of steering column rotation for EPS assist torque calculation and ADAS yaw estimation. IC Role / Device Role / Timing Role: High-reliability position source with ISO26262 ASIL-C SEooC qualification and dual watchdog supervision. Use Value: Supports fail-safe transition to limp-home mode within 32 ms after fault detection. | Use Scenario: Linear displacement monitoring of air suspension bellows or hydraulic actuators in premium chassis systems. IC Role / Device Role / Timing Role: Absolute linear position transducer with programmable 0–100% transfer curve and SENT diagnostics. Use Value: Replaces LVDTs with smaller footprint, lower power (9.0–10.5 mA), and extended temperature capability. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar absolute position sensing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MLX90371GVS-ABD-300-SP | Single-die DMP-4, SENT-only output, no PWM option, 16-point PWL max | Limited to basic angular sensing; lacks ASIL-C SEooC documentation and enhanced diagnostics | Select when cost sensitivity outweighs functional safety requirements and 32-point linearity is unnecessary |
| AMS AS5055A-BQFT | 14-bit SPI/I²C output, no SENT, requires external MCU for protocol translation and diagnostics | Requires host processor intervention for error reporting; not drop-in for SENT-based ECUs | Choose only if existing architecture mandates SPI interface and system-level ASIL decomposition is feasible |
Compared with MLX90372GVS-ACE-308-SP, MLX90371GVS-ABD-300-SP reduces BOM cost but forfeits ASIL-C traceability and advanced SENT diagnostics, while AMS AS5055A-BQFT shifts safety-critical processing to software - increasing validation burden and limiting real-time fault response.
Availability
MLX90372GVS-ACE-308-SP is available at Aetrix Electronics and suitable for automotive pedal position sensing, throttle control systems, and ride height adjustment requiring stable component supply across extended temperature ranges and long product lifecycles.
Supply support for MLX90372GVS-ACE-308-SP 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, driver ICs, and automotive ASICs, with design centers in Europe and Asia and ISO/TS 16949-certified manufacturing partners.
The MLX90372 product line delivers Triaxis® position processors optimized for contactless, high-accuracy angular and linear sensing in automotive powertrain, chassis, and ADAS subsystems - targeting ASIL-C functional safety compliance without external redundancy.
FAQ
What is the pin configuration for MLX90372GVS-ACE-308-SP?
The MLX90372GVS-ACE-308-SP uses DMP-4 Pinout-A: Terminal 1 = VSS (ground), Terminal 2 = VDD (supply), Terminal 3 = OUT (SENT 3µs push-pull), Terminal 4 = VSS (second ground). This configuration matches legacy Triaxis® devices and integrates decoupling capacitors internally - no external 100 nF capacitor required. Pinout-A is confirmed in datasheet section 3.3 and ordering code ACE-308 maps to STD4 2.54 mm trim.
Does MLX90372GVS-ACE-308-SP support PWM output?
No, MLX90372GVS-ACE-308-SP is factory-configured for SENT 3µs output only. While the MLX90372 family supports selectable SENT or PWM modes, the ACE-308 option code specifically enables SENT 3µs mode with standard capacitor configuration in DMP-4 Pinout-A (section 3.3 and Table 2). PWM capability requires ACE-2xx or ACE-1xx variants and Pinout-B configuration.
What is the accuracy specification for MLX90372GVS-ACE-308-SP in angular position mode?
MLX90372GVS-ACE-308-SP achieves ±0.3° typical full-scale error in standard/legacy mode (-300 code), as specified in section 9.5 of the datasheet. This accuracy holds across -40°C to +160°C and includes contributions from INL, thermal drift, and magnet misalignment - validated for rotary applications like throttle and pedal sensors where high linearity and temperature stability are mandatory.
Is MLX90372GVS-ACE-308-SP certified for functional safety applications?
Yes, MLX90372GVS-ACE-308-SP is qualified as an ISO26262 ASIL-C Safety Element out of Context (SEooC), with documented safety mechanisms including dual watchdogs (IWD/AWD), memory ECC, and diagnostic coverage exceeding 90% for systematic faults. This allows direct integration into ASIL-B or ASIL-C systems without requiring duplicate hardware - confirmed in section 14 and Table 12 of the datasheet.
What package type and dimensions does MLX90372GVS-ACE-308-SP use?
MLX90372GVS-ACE-308-SP uses the DMP-4 package with STD4 2.54 mm trim (section 18.13), measuring 3.2 mm × 2.5 mm × 0.8 mm. It is a PCB-less dual-mold module with four solderable terminals and integrated decoupling capacitors - eliminating need for external 100 nF ceramic capacitors and reducing footprint by >50% versus SOIC-8 alternatives.
MLX90372GVS-ACE-308-SP Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Melexis Technologies NV
- Package/Case:
- 4-SIP Module, Formed Leads
- Series:
- Triaxis®
- Packaging:
- Tube
- 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-308-SP FAQ
1.How can I place an order for MLX90372GVS-ACE-308-SP through Aetrix?
Please submit a Request for Quotation (RFQ) for MLX90372GVS-ACE-308-SP 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-308-SP reliable?
The price and inventory of MLX90372GVS-ACE-308-SP 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-308-SP is usually 5 days.
3.What payment methods are accepted for MLX90372GVS-ACE-308-SP?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MLX90372GVS-ACE-308-SP transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MLX90372GVS-ACE-308-SP?
MLX90372GVS-ACE-308-SP orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MLX90372GVS-ACE-308-SP 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-308-SP?
For technical support, including MLX90372GVS-ACE-308-SP datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MLX90372GVS-ACE-308-SP requirements.
6.How does Aetrix verify that MLX90372GVS-ACE-308-SP is sourced from the original manufacturer or authorized distributors?
All MLX90372GVS-ACE-308-SP 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-308-SP meets industry standards.
7.What is the process for return or replacement of MLX90372GVS-ACE-308-SP?
All MLX90372GVS-ACE-308-SP units undergo pre-shipment inspection (PSI). If there is an issue with MLX90372GVS-ACE-308-SP, 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-308-SP part is unused and in its original packaging.
Return procedure for MLX90372GVS-ACE-308-SP:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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