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Infineon Technologies TLE5012BE1000XUMA1
- Part No.:
- TLE5012BE1000XUMA1
- Manufacturer:
- Infineon Technologies
- Category:
- Angle, Linear Position Measuring
- Package:
- 8-SOIC (0.154", 3.90mm Width)
- Datasheet:
-
TLE5012BE1000XUMA1.pdf
- Description:
- SENSOR ANGLE 360DEG SMD
- Quantity:
- Payment:
- Shipping:
Inventory:64,048
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Product details
Overview
TLE5012BE1000XUMA1 from Infineon Technologies is a GMR-based 360° absolute angle sensor with integrated sine/cosine signal processing, 15-bit angle resolution (0.01°), ±1.0° total angle error over temperature and lifetime with auto-calibration enabled, and dual SD-ADCs for high-precision magnetic field measurement - deployed in electric power steering (EPS) motor commutation.
For engineers reviewing the TLE5012BE1000XUMA1 datasheet, TLE5012BE1000XUMA1 pinout, TLE5012BE1000XUMA1 application, or TLE5012BE1000XUMA1 equivalent, key selection criteria include SSC/PWM/SPC interface flexibility, SIL-compliant diagnostics, -40°C to 150°C junction operation, PG-DSO-8 package compatibility, and pre-configured IIF output mode per ordering code E1000.
Technical Context
The TLE5012BE1000XUMA1 implements a dual-path signal chain: two independent sigma-delta ADCs digitize analog GMR bridge outputs (X/Y axis), feeding a CORDIC-based digital signal processor that computes absolute angle, revolution count, and angular speed. Its internal PLL supports both internal oscillator and external clock input via IFC pin - selectable only in PWM/SPC modes.
Functional safety is embedded at silicon level: built-in self-test (BIST) validates ISM, CORDIC, CCU, and ADCs at startup; 8-bit CRC secures SSC data frames; 4-bit CRC nibble protects SPC transmissions; overvoltage/undervoltage detection monitors VDD; and test vectors are injectable into ADC inputs via SSC command.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Angle Resolution | 15-bit absolute angle output = 0.01° quantization step, enabling sub-degree position control in EPS systems. |
| Angle Accuracy | Max. ±1.0° total error over -40°C to 150°C junction temp and lifetime when auto-calibration is active. |
| Interface Modes | Pre-configured as Incremental Interface (IIF) with push-pull or open-drain programmable outputs (E1000 variant). |
| Supply Range | 4.5 V to 5.5 V VDD - compatible with automotive 5 V rail; internal regulators (VRG/VRA/VRD) isolate analog/digital/GMR domains. |
| ESD Robustness | >4 kV HBM - ensures reliability during PCB handling and in-cabin ESD events. |
| Operating Temp | -40°C to +150°C junction temperature - qualified per AEC-Q100 Grade 0 for under-hood EPS and transmission applications. |
| Safety Certification | Supports ASIL-B per ISO 26262 via diagnostic coverage including BIST, CRC, supply monitoring, and configurable test vectors. |
Pinout & Package
Package: PG-DSO-8 (Plastic Dual Small Outline, 8-pin, exposed thermal pad, RoHS-compliant, halogen-free).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD | Power Supply Input | Main 4.5–5.5 V supply for all internal regulators (VRG/VRA/VRD); decoupling capacitor required. |
| GND | Ground Reference | Analog/digital common reference; connects to exposed thermal pad for thermal dissipation and noise reduction. |
| IFA / IFB | Incremental Output Channels | Differential quadrature outputs (A/B phase) in IIF mode; configurable push-pull or open-drain; support index pulse generation. |
| CSQ | SSC Chip Select | Active-low enable for bi-directional SPI-compatible SSC interface; allows bus-mode daisy-chaining of multiple sensors. |
| SCK | SSC Clock Input | Master-generated clock up to 8 MHz; synchronizes SSC read/write operations and register access. |
| DATA | SSC Data I/O | Bidirectional serial data line for configuration, diagnostics, and extended angle/speed data retrieval. |
| IFC | External Clock Input | Accepts external clock source for PLL synchronization - functional only in PWM or SPC interface configurations. |
Key Features
| Feature | Design Value |
|---|---|
| GMR Sensing Element | Monolithic integrated iGMR bridges eliminate external magnet calibration drift and enable robust 360° field orientation detection. |
| Auto-Calibration Algorithm | On-chip runtime compensation for temperature-induced gain/offset shifts and lifetime aging - reduces system-level recalibration needs. |
| Multi-Interface Flexibility | Five concurrent interface options (SSC, PWM, SPC, HSM, IIF) with pin-multiplexed outputs - enables drop-in replacement across sensing architectures. |
| SIL-Ready Diagnostics | Hardware-enforced safety mechanisms: startup BIST, real-time CRC, supply voltage comparators, and configurable ADC test injection. |
| Bus-Mode Operation | SSC and SPC interfaces support multi-sensor daisy-chain on single bus - reduces wiring complexity in multi-axis steering or transmission modules. |
Applications
| Electric Power Steering (EPS) | Steering Column Angle Monitoring |
|---|---|
|
Use Scenario: Real-time rotor position feedback for field-oriented control (FOC) of 3-phase BLDC motor in column-assist EPS. IC Role / Device Role / Timing Role: Primary angle encoder providing 15-bit absolute position and angular velocity to MCU for commutation timing and torque overlay. Use Value: Enables <1° position error under thermal stress and vibration, meeting ASIL-B requirements without external calibration hardware. |
Use Scenario: Detection of driver steering input angle and direction for ADAS lane-keeping and automated parking functions. IC Role / Device Role / Timing Role: High-reliability angular transducer delivering synchronized IIF quadrature pulses and SSC-configurable status flags. Use Value: Delivers deterministic latency <5 µs and supports fail-safe reporting via CRC-protected SSC diagnostics. |
| Rotary Gear Selector Position | Throttle Valve Angular Feedback |
|
Use Scenario: Gear position sensing in electronic automatic transmission shift-by-wire systems. IC Role / Device Role / Timing Role: Redundant-capable angle sensor operating in dual-output IIF+SSC mode for cross-checking against mechanical detents. Use Value: Maintains ±1.0° accuracy across 150°C ambient, eliminating thermal derating margins in transmission control units. |
Use Scenario: Closed-loop throttle plate angle measurement in gasoline direct injection engines. IC Role / Device Role / Timing Role: Safety-critical position sensor interfacing with engine ECU via SPC protocol for SENT-compliant fault-tolerant communication. Use Value: Integrates 4-bit CRC checksum and supply monitoring to meet ISO 26262 ASIL-B diagnostic coverage targets. |
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 (0.022°), no integrated auto-calibration, SPI-only interface, no SPC/SENT support. | Lacks SIL diagnostics and multi-interface flexibility; requires external calibration for thermal drift compensation. | Select when cost sensitivity outweighs ASIL-B compliance and thermal stability requirements. |
| TDK-Micronas HAL3725 | 16-bit resolution, Hall-based (not GMR), lower ESD rating (2 kV HBM), no built-in BIST or CRC. | Higher susceptibility to stray fields and temperature hysteresis; limited to non-safety-critical HVAC or seat position sensing. | Choose only for non-automotive industrial rotary encoders where magnetic immunity is less critical. |
Compared with AMS AS5055A and HAL3725, the TLE5012BE1000XUMA1 delivers superior long-term accuracy via on-chip auto-calibration, broader interface coverage (including SENT-based SPC), and hardware-level safety features essential for ASIL-B EPS systems - making it the only option qualified for zero-defect automotive motion control.
Availability
TLE5012BE1000XUMA1 is available at Aetrix Electronics and suitable for electric power steering (EPS), steering angle sensing, and transmission gear selector applications requiring stable component supply, AEC-Q100 qualification, and long-term automotive lifecycle support.
Supply support for TLE5012BE1000XUMA1 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 TLE5012B belongs to Infineon's PRO-SIL™ family of functional safety-certified sensors, designed specifically for ASIL-B automotive motion control applications including EPS, e-axles, and transmission systems.
FAQ
What interface modes are pre-configured in the TLE5012BE1000XUMA1?
The E1000 variant is factory pre-configured for Incremental Interface (IIF) mode, delivering quadrature A/B signals with optional index pulse. It retains full SSC configurability for register access, diagnostics, and dynamic reconfiguration - but default power-on behavior is IIF output without SSC initialization.
Does the TLE5012BE1000XUMA1 require an external magnet, and what type is recommended?
Yes - it requires a diametrically magnetized 2-pole ring or disc magnet mounted coaxially with the sensor. Infineon specifies optimal air gap (0.5–2.5 mm), magnet diameter (≥8 mm), and remanence (Br ≥ 0.3 T) to ensure full-scale 360° operation and minimize eccentricity-induced nonlinearity.
How does the auto-calibration function improve long-term accuracy?
Auto-calibration continuously updates offset and gain correction coefficients stored in on-chip registers using measured sine/cosine signal statistics. When enabled, it compensates for thermal drift and mechanical stress-induced shifts, maintaining ≤±1.0° total error over 15-year lifetime and -40°C to 150°C without external recalibration.
Can multiple TLE5012BE1000XUMA1 sensors share one SSC bus line?
Yes - the SSC interface supports bus-mode operation using individual CSQ lines per device. With proper daisy-chain routing and timing alignment, up to four sensors can operate on a shared SCK/DATA line while maintaining independent diagnostics and configuration via dedicated chip-select signals.
TLE5012BE1000XUMA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 8-SOIC (0.154", 3.90mm Width)
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- -
- For Measuring:
- Angle
- Technology:
- Magnetoresistive
- Rotation Angle - Electrical, Mechanical:
- 0° ~ 360°, Continuous
- Linear Range:
- -
- Output:
- Wheatstone Bridge
- Output Signal:
- -
- Actuator Type:
- External Magnet, Not Included
- Linearity:
- -
- Resistance:
- -
- Resistance Tolerance:
- -
- Voltage - Supply:
- 3V ~ 5.5V
- Mounting Type:
- Surface Mount
- Termination Style:
- Gull Wing
- Operating Temperature:
- -40°C ~ 150°C
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Supplier Device Package:
- PG-DSO-8
TLE5012BE1000XUMA1 FAQ
1.How can I place an order for TLE5012BE1000XUMA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for TLE5012BE1000XUMA1 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 TLE5012BE1000XUMA1 reliable?
The price and inventory of TLE5012BE1000XUMA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TLE5012BE1000XUMA1 is usually 5 days.
3.What payment methods are accepted for TLE5012BE1000XUMA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TLE5012BE1000XUMA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TLE5012BE1000XUMA1?
TLE5012BE1000XUMA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TLE5012BE1000XUMA1 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 TLE5012BE1000XUMA1?
For technical support, including TLE5012BE1000XUMA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TLE5012BE1000XUMA1 requirements.
6.How does Aetrix verify that TLE5012BE1000XUMA1 is sourced from the original manufacturer or authorized distributors?
All TLE5012BE1000XUMA1 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 TLE5012BE1000XUMA1 meets industry standards.
7.What is the process for return or replacement of TLE5012BE1000XUMA1?
All TLE5012BE1000XUMA1 units undergo pre-shipment inspection (PSI). If there is an issue with TLE5012BE1000XUMA1, 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 TLE5012BE1000XUMA1 part is unused and in its original packaging.
Return procedure for TLE5012BE1000XUMA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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