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Infineon Technologies TLE5014S16XUMA1
- Part No.:
- TLE5014S16XUMA1
- Manufacturer:
- Infineon Technologies
- Category:
- Angle, Linear Position Measuring
- Package:
- 16-TSSOP (0.154", 3.90mm Width)
- Datasheet:
-
TLE5014S16XUMA1.pdf
- Description:
- SENSOR ANGLE 360DEG GULL WING
- Quantity:
- Payment:
- Shipping:
Inventory:3,615
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Product details
Overview
TLE5014S16XUMA1 from Infineon Technologies is a GMR-based automotive angle sensor with SENT interface, delivering 12-bit absolute angle measurement over 360°, ±1° total angle error across -40°C to +125°C, and ASIL-D functional safety compliance per ISO 26262 for steering angle sensing in EPS systems.
For engineers reviewing the TLE5014S16XUMA1 datasheet, TLE5014S16XUMA1 pinout, TLE5014S16XUMA1 application, or TLE5014S16XUMA1 equivalent, key selection criteria include SENT protocol timing compliance, EEPROM-configurable zero-angle offset, 32-point LUT-based magnetic error correction, and high-voltage reverse-polarity robustness in 12 V automotive battery environments.
Technical Context
The TLE5014S16XUMA1 integrates dual GMR bridges (X/Y) feeding SD-ADCs, followed by hardware CORDIC computation and ISM_ALG-based real-time compensation including temperature drift and systematic magnetic nonlinearity. Its SENT output conforms to SAE J2716-2010 with 3-nibble status field and programmable checksum.
Internal safety architecture includes dual-lockstep monitoring of angle calculation, voltage/temperature watchdogs, and memory integrity checks-achieving SPFM >97% and supporting diagnostic coverage required for ASIL-D system integration in electric power steering (EPS) and chassis control units.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Angle Resolution | 12-bit (0.0879° step), enabling precise rotor position feedback for motor commutation in EPS. |
| Angle Accuracy | ±1° max error over full temp range (-40°C to +125°C) and magnetic field (33–50 mT), ensuring reliable steering column angle reporting. |
| Interface Protocol | SENT (SAE J2716-2010), single-wire, unidirectional, 3-nibble status frame with CRC-4 checksum for fault detection. |
| Operating Voltage | 4.5 V to 5.5 V supply, with reverse polarity protection up to -16 V, eliminating need for external protection diodes. |
| EEPROM Capacity | 112-bit customer ID + configuration storage (zero angle, rotation direction, LUT), enabling OEM-specific calibration persistence. |
| Functional Safety | ASIL-D compliant per ISO 26262, with documented SPFM >97%, FIT rate <100, and safety manual available. |
| ESD Robustness | 4 kV HBM on VDD and output pin, meeting automotive ESD immunity requirements without external clamping. |
Pinout & Package
PG-TDSO-16 (Plastic Thin Dual Small Outline) package, 16-pin, exposed thermal pad, RoHS/halogen-free, footprint compatible with JEDEC MS-013AC.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD | Supply input | 4.5–5.5 V main power rail; integrated reverse-polarity protection eliminates external diode. |
| GND | Ground reference | Dedicated analog/digital ground plane connection; ties to exposed thermal pad for thermal stability. |
| OUT | SENT output driver | Open-drain SENT signal output (3.3 V logic level), supports 125 kbps nominal bit rate with configurable pulse widths. |
| IF1 / IF2 | Interface configuration | Hardwired pins setting device address and interface mode; for TLE5014S16, fixed for SENT operation. |
| TEMP | Temperature sensor output | Analog voltage proportional to die temperature (10 mV/K), used for on-chip thermal compensation and diagnostics. |
| SICI | Serial In-Circuit Interface | 2-wire programming port (clock/data) for end-of-line EEPROM configuration and calibration data loading. |
Key Features
| Feature | Design Value |
|---|---|
| GMR Sensing Element | Dual-bridge X/Y topology enables true 360° contactless angle measurement without mechanical wear or limited rotation constraints. |
| 32-Point Look-Up Table | Programmable LUT corrects for magnetic circuit asymmetry and mounting tolerances, reducing system-level calibration effort. |
| Integrated Safety Monitor | Hardware-implemented CORDIC and ISM_SAF detect calculation faults, memory corruption, and sensor saturation in real time. |
| Automotive Grade Reliability | Qualified per AEC-Q100 Grade 1 (−40°C to +125°C ambient), 10k ignition cycles, and 15-year lifetime under mission profile stress. |
| Configurable Output Timing | SENT frame period adjustable via EEPROM to match ECU sampling windows, minimizing bus contention in multi-sensor networks. |
Applications
| Steering Angle Sensing | Electric Power Steering (EPS) |
|---|---|
Use Scenario: Real-time measurement of steering column rotation angle for vehicle dynamics control and lane-keeping assist. IC Role / Device Role / Timing Role: Primary angle transducer providing 360° absolute position at 100 Hz update rate with SENT output synchronized to ECU master clock. Use Value: Enables closed-loop torque assist with <±1° angular fidelity, critical for PAS (Power Assisted Steering) accuracy and ADAS path-following reliability. |
Use Scenario: Integration into EPS motor control module for rotor position feedback during brushless DC motor commutation. IC Role / Device Role / Timing Role: High-reliability angle source feeding motor controller's field-oriented control (FOC) algorithm with deterministic SENT latency (<100 µs). Use Value: Eliminates resolver or Hall-based alternatives requiring external excitation or interpolation, reducing BOM count and PCB area. |
| Chassis Stability Control | Active Suspension Position Feedback |
Use Scenario: Front axle steering angle input to ESC (Electronic Stability Control) unit for yaw rate prediction and brake vectoring decisions. IC Role / Device Role / Timing Role: ASIL-D-compliant safety channel delivering validated angle data with diagnostic status nibble for fault-tolerant decision logic. Use Value: Supports dual-channel redundancy architectures where TLE5014S16XUMA1 serves as primary sensor with built-in SPFM monitoring. |
Use Scenario: Monitoring suspension knuckle rotation in active damping systems to adapt shock absorber response in real time. IC Role / Device Role / Timing Role: Compact, high-temp stable angle sensor mounted directly on control arm, operating continuously at 125°C ambient. Use Value: Withstands under-hood thermal cycling and vibration while maintaining ±1° accuracy-enabling predictive ride height adjustment. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar GMR-based angle sensing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AMS AS5055A | 14-bit resolution, SPI/I²C interface only; no SENT or ASIL-D certification; lacks EEPROM-based LUT correction. | Targeted at industrial encoders and non-safety-critical automotive subsystems (e.g., HVAC flaps). | Select when higher resolution is needed but functional safety and automotive qualification are not required. |
| Melexis MLX90422 | Tri-axis Hall-based, 16-bit output, SENT-compatible, but rated only to 150°C junction (not ambient); no ASIL-D documentation. | Used in transmission position sensing and throttle body applications where magnetic field strength exceeds 50 mT. | Prefer for high-field (>60 mT) or high-junction-temp scenarios, but requires external safety case development for ASIL-D systems. |
Compared with AMS AS5055A and Melexis MLX90422, the TLE5014S16XUMA1 uniquely combines SENT output, ASIL-D certification, EEPROM-programmable LUT, and guaranteed ±1° accuracy over full automotive ambient range-making it the only drop-in solution for EPS primary angle sensing without safety case requalification.
Availability
TLE5014S16XUMA1 is available at Aetrix Electronics and suitable for electric power steering (EPS), electronic stability control (ESC), and active suspension systems requiring stable component supply, long-term lifecycle support, and ASIL-D traceability.
Supply support for TLE5014S16XUMA1 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
Infineon Technologies is a German semiconductor manufacturer specializing in power management, automotive ICs, and sensor solutions, with global R&D and manufacturing infrastructure.
The TLE5014 belongs to Infineon's automotive magnetic sensor product line, designed specifically for high-accuracy, safety-critical angular position sensing in next-generation EPS and chassis control systems.
FAQ
What is the SENT frame structure used by TLE5014S16XUMA1?
The TLE5014S16XUMA1 outputs a standard SAE J2716-2010 SENT frame with 3 status nibbles (including CRC-4), 12-bit angle data, and optional temperature nibble. Frame period is factory-configurable via EEPROM, and blanking time is automatically adjusted based on trigger ID to prevent bus collisions in multi-sensor setups.
How is the zero-angle offset calibrated and stored?
Zero-angle offset is programmed via the SICI 2-wire interface during end-of-line calibration and stored in on-chip EEPROM. The 112-bit customer ID field allows unique device identification, while the 32-point LUT enables per-unit magnetic error correction-both retained across power cycles and temperature extremes.
Does TLE5014S16XUMA1 require external components for basic operation?
No external passive components are required for core functionality: VDD and GND connections plus a pull-down resistor on OUT suffice for SENT operation. Reverse polarity protection, voltage regulation, and ESD clamping are fully integrated-reducing bill-of-materials and PCB layout complexity in space-constrained EPS modules.
What diagnostic capabilities does the device provide?
The TLE5014S16XUMA1 reports real-time diagnostics via SENT status nibbles, including sensor saturation, temperature out-of-range, EEPROM checksum failure, and internal PLL lock loss. Hardware safety monitors track CORDIC calculation integrity and memory access errors, achieving >97% SPFM for ASIL-D compliance.
TLE5014S16XUMA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 16-TSSOP (0.154", 3.90mm Width)
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- -
- For Measuring:
- Angle, Linear, Rotary
- Technology:
- Magnetoresistive
- Rotation Angle - Electrical, Mechanical:
- 0° ~ 360°
- Linear Range:
- -
- Output:
- SENT
- Output Signal:
- Cosine, Sine
- Actuator Type:
- External Magnet, Not Included
- Linearity:
- -
- Resistance:
- -
- Resistance Tolerance:
- -
- Voltage - Supply:
- 4.2V ~ 5.5V
- Mounting Type:
- Surface Mount
- Termination Style:
- Gull Wing
- Operating Temperature:
- -40°C ~ 125°C
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Supplier Device Package:
- PG-TDSO-16
TLE5014S16XUMA1 FAQ
1.How can I place an order for TLE5014S16XUMA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for TLE5014S16XUMA1 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 TLE5014S16XUMA1 reliable?
The price and inventory of TLE5014S16XUMA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TLE5014S16XUMA1 is usually 5 days.
3.What payment methods are accepted for TLE5014S16XUMA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TLE5014S16XUMA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TLE5014S16XUMA1?
TLE5014S16XUMA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TLE5014S16XUMA1 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 TLE5014S16XUMA1?
For technical support, including TLE5014S16XUMA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TLE5014S16XUMA1 requirements.
6.How does Aetrix verify that TLE5014S16XUMA1 is sourced from the original manufacturer or authorized distributors?
All TLE5014S16XUMA1 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 TLE5014S16XUMA1 meets industry standards.
7.What is the process for return or replacement of TLE5014S16XUMA1?
All TLE5014S16XUMA1 units undergo pre-shipment inspection (PSI). If there is an issue with TLE5014S16XUMA1, 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 TLE5014S16XUMA1 part is unused and in its original packaging.
Return procedure for TLE5014S16XUMA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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