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Melexis Technologies NV MLX90377GVE-ADB-330-RX
- Part No.:
- MLX90377GVE-ADB-330-RX
- Manufacturer:
- Melexis Technologies NV
- Category:
- Angle, Linear Position Measuring
- Package:
- 3-SIP Module
- Datasheet:
-
MLX90377GVE-ADB-330-RX.pdf
- Description:
- SENSOR MAGNET POSITION 3SMP
- Quantity:
- Payment:
- Shipping:
Inventory:2,465
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Product details
Overview
MLX90377GVE-ADB-330-RX from Melexis is a monolithic Triaxis® Hall-based absolute position sensor IC in SMP-3 package, delivering 12-bit SENT output with 3 μs tick time, operating from -40 °C to 160 °C, and certified ASIL-C capable for SENT mode - deployed in automotive throttle and pedal position sensing.
For engineers reviewing the MLX90377GVE-ADB-330-RX datasheet, pinout, applications, or equivalent options, key selection criteria include SENT protocol compliance (SAE J2716 APR2016), stray-field immunity in Standard/Legacy Mode, SMP-3 PCB-less single-mold packaging, and ASIL-C functional safety qualification for safety-critical vehicle subsystems.
Technical Context
The MLX90377GVE-ADB-330-RX integrates a Triaxis® Hall front end sensitive to Bx, By, and Bz magnetic components, enabling absolute angular or linear position decoding without mechanical contact. Its on-chip DSP performs real-time signal conditioning and piecewise-linearization using up to 32 segments.
This variant operates exclusively in Standard/Legacy Mode with SENT output (3 μs tick), supports programmable transfer characteristics, and uses the SMP-3 package with integrated decoupling - eliminating external capacitors while maintaining full ASIL-C capability per ISO 26262 for SENT communication path.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Output Protocol | SENT (SAE J2716 APR2016), 3 μs tick time - enables robust, error-coded serial transmission compatible with automotive ECUs. |
| Resolution | 12-bit position data - delivers 0.088° angular resolution over 360° or sub-millimeter linear precision. |
| Operating Temp | -40 °C to +160 °C - qualified for under-hood and transmission-mounted applications without derating. |
| Supply Voltage | 4.5 V to 5.5 V (regulated) or 6–18 V (battery) - supports direct connection to vehicle battery with reverse-polarity protection. |
| Functional Safety | ISO 26262 ASIL-C capable for SENT mode - certified as Safety Element out of Context (SEooC) for integration into ASIL-D systems. |
| Package | SMP-3 (PCB-less single mold) - surface-mountable, ultra-compact footprint (2.9 × 2.4 mm), no external decoupling required. |
| Magnetic Sensing | Triaxis® 3D Hall front end - measures all three orthogonal flux components (Bx, By, Bz) for true absolute position in rotary or linear configurations. |
Pinout & Package
SMP-3 is a PCB-less single-mold package with 3 main terminals (VDD, OUT, VSS) and two test pads (INPUT, TEST). It integrates internal decoupling capacitance, eliminating need for external ceramic capacitors and reducing board space.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (VDD) | Power supply input | Accepts 4.5–18 V; includes reverse-polarity and overvoltage protection (−18 V/1 h, +37 V/60 s). |
| 2 (OUT) | SENT output driver | Push-pull SENT interface with 12-bit payload, CRC, status nibble, and diagnostic flags - compliant with SAE J2716. |
| 3 (VSS) | Ground reference | Low-impedance return path; enables broken-wire detection (BVSSPU/BVSSPD diagnostics). |
| a (INPUT) | Factory test / external measurement | Not user-accessible in normal operation; used during production calibration and testing. |
| b (TEST) | Factory test | Reserved for Melexis internal diagnostics; must be left floating or grounded per EMC recommendations. |
Key Features
| Feature | Design Value |
|---|---|
| Triaxis® 3D Hall Sensing | Enables absolute position measurement from a single magnet in rotary (0–360°) or linear motion without mechanical wear or contact. |
| SENT Output with Diagnostics | Delivers 12-bit angle + CRC + status & communication nibble (SCN), supporting real-time fault reporting (e.g., open-circuit, short-to-battery, thermal warning). |
| Programmable Transfer Curve | Supports 4-, 8-, 16-, or 32-point piecewise-linear (PWL) calibration - allows precise matching to non-uniform mechanical travel profiles. |
| Integrated Decoupling (SMP-3) | Embedded capacitance eliminates need for external 100 nF ceramic capacitor - reduces BOM count and layout complexity. |
| Stray-Field Immunity (Legacy Mode) | Robust operation in magnetically noisy environments (e.g., near motors or solenoids) without shielding or recalibration. |
Applications
| Throttle Position Sensing | Pedal Position Sensing |
|---|---|
Use Scenario: Real-time monitoring of accelerator pedal angle in gasoline/diesel powertrains for engine torque control and emissions management. IC Role / Device Role / Timing Role: Absolute angular position sensor providing SENT-encoded 12-bit angle data at 1–10 kHz update rate with <100 μs latency. Use Value: Enables closed-loop throttle actuation with ASIL-C diagnostic coverage, meeting OEM requirements for fail-safe limp-home operation. | Use Scenario: Detection of brake or accelerator pedal displacement in electric and hybrid vehicles for regenerative braking coordination and drive-by-wire response. IC Role / Device Role / Timing Role: Linear position transducer delivering SENT frames with embedded temperature compensation and broken-wire detection. Use Value: Eliminates potentiometer wear-out and provides redundant diagnostics (e.g., BVDDPD/BVSSPD) for functional safety compliance. |
| Ride Height Control | Steering Wheel Angle Sensing |
Use Scenario: Monitoring suspension travel in adaptive air suspension systems to maintain vehicle level and optimize ride dynamics. IC Role / Device Role / Timing Role: Linear displacement sensor mounted on shock absorber or control arm, interfacing directly with chassis ECU via SENT. Use Value: High-temperature operation (up to 160 °C) ensures reliability near hot exhaust components; SMP-3 compactness simplifies mounting in tight suspension cavities. | Use Scenario: Measuring absolute steering wheel rotation for electronic stability control (ESC), lane-keeping assist (LKA), and automated parking functions. IC Role / Device Role / Timing Role: Rotary position sensor with 360° absolute range, SENT output, and ASIL-C safety certification for integration into ESC domain controllers. Use Value: Triaxis® technology rejects stray fields from EPS motor currents, ensuring accurate angle reporting without shielding or recalibration. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar absolute position sensing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MLX90377GVE-ADB-310-RX | Same SMP-3 package and temperature grade, but PWM output (not SENT); no ASIL-C certification for PWM mode (ASIL-B only). | Used where ECU lacks SENT receiver but requires high-speed analog-compatible pulse output (e.g., legacy MCU inputs). | Select only if SENT interface is unavailable; requires redesign of ECU signal conditioning and safety architecture. |
| MLX90371GVE-ADB-330-RX | Second-generation Triaxis® sensor; identical SMP-3 package, SENT output, and ASIL-C rating, but improved INL (<±0.3° vs. ±0.5°) and lower startup time (3 ms vs. 5 ms). | Preferred for next-gen platforms requiring tighter accuracy or faster system boot-up (e.g., start-stop systems). | Drop-in replacement with enhanced specs; verify NVRAM programming compatibility before migration. |
Compared with MLX90377GVE-ADB-330-RX, the MLX90371GVE-ADB-330-RX offers higher accuracy and faster startup while retaining pin, package, and protocol compatibility - making it a forward-compatible upgrade. The MLX90377GVE-ADB-310-RX trades SENT robustness and ASIL-C for simpler PWM integration but sacrifices safety integrity and diagnostic depth.
Availability
MLX90377GVE-ADB-330-RX is available at Aetrix Electronics and suitable for automotive throttle position sensing, pedal position monitoring, and ride height control requiring stable component supply across extended temperature ranges and functional safety compliance.
Supply support for MLX90377GVE-ADB-330-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 MLX90377 product line delivers robust, ASIL-certified absolute position sensing for automotive powertrain and chassis systems - engineered to replace contact-based potentiometers and incremental encoders in harsh environments.
FAQ
What output protocol does the MLX90377GVE-ADB-330-RX support?
The MLX90377GVE-ADB-330-RX supports SENT output only, configured for SAE J2716 APR2016 compliance with 3 μs tick time. It does not support analog, PWM, or SPC modes - the ADB-330 option code permanently configures the device for SENT. This fixed protocol ensures deterministic timing and full ASIL-C capability for safety-critical automotive interfaces.
What is the operating temperature range of the MLX90377GVE-ADB-330-RX?
The MLX90377GVE-ADB-330-RX operates from -40 °C to +160 °C, qualified across this full range for automotive under-hood and transmission applications. Electrical specifications including supply current, output drive strength, and SENT timing remain valid without derating. The SMP-3 package's molded construction ensures mechanical stability and thermal cycling reliability at these extremes.
Does the MLX90377GVE-ADB-330-RX require external decoupling capacitors?
No, the MLX90377GVE-ADB-330-RX in SMP-3 package integrates internal decoupling capacitance and does not require external ceramic capacitors. This eliminates two passive components from the BOM and simplifies PCB layout - especially valuable in space-constrained modules like throttle bodies or pedal assemblies. The internal capacitance meets EMI and transient response requirements per ISO 11452-4.
Is the MLX90377GVE-ADB-330-RX certified for functional safety applications?
Yes, the MLX90377GVE-ADB-330-RX is ISO 26262 ASIL-C capable for SENT output mode, documented as a Safety Element out of Context (SEooC). It includes built-in diagnostics such as broken-wire detection (BVDDPD/BVSSPD), CRC-protected SENT frames, and internal watchdogs. Analog and PWM variants of MLX90377 are rated ASIL-B only - confirming that SENT mode is essential for ASIL-C deployment.
How is the MLX90377GVE-ADB-330-RX programmed for custom transfer characteristics?
The MLX90377GVE-ADB-330-RX is programmed via Melexis' PTC (Programming Through Connector) interface using a dedicated programmer and MLX IDE software. Users configure up to 32-point piecewise-linear (PWL) transfer curves, SENT frame content, and diagnostic thresholds. Programming occurs pre-deployment; the ADB-330 configuration is factory-set and cannot be changed in-system - ensuring output consistency and safety validation integrity.
MLX90377GVE-ADB-330-RX Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Melexis Technologies NV
- Package/Case:
- 3-SIP Module
- 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:
- SMP-3
MLX90377GVE-ADB-330-RX FAQ
1.How can I place an order for MLX90377GVE-ADB-330-RX through Aetrix?
Please submit a Request for Quotation (RFQ) for MLX90377GVE-ADB-330-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 MLX90377GVE-ADB-330-RX reliable?
The price and inventory of MLX90377GVE-ADB-330-RX are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MLX90377GVE-ADB-330-RX is usually 5 days.
3.What payment methods are accepted for MLX90377GVE-ADB-330-RX?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MLX90377GVE-ADB-330-RX transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MLX90377GVE-ADB-330-RX?
MLX90377GVE-ADB-330-RX orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MLX90377GVE-ADB-330-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 MLX90377GVE-ADB-330-RX?
For technical support, including MLX90377GVE-ADB-330-RX datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MLX90377GVE-ADB-330-RX requirements.
6.How does Aetrix verify that MLX90377GVE-ADB-330-RX is sourced from the original manufacturer or authorized distributors?
All MLX90377GVE-ADB-330-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 MLX90377GVE-ADB-330-RX meets industry standards.
7.What is the process for return or replacement of MLX90377GVE-ADB-330-RX?
All MLX90377GVE-ADB-330-RX units undergo pre-shipment inspection (PSI). If there is an issue with MLX90377GVE-ADB-330-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 MLX90377GVE-ADB-330-RX part is unused and in its original packaging.
Return procedure for MLX90377GVE-ADB-330-RX:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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