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Infineon Technologies TLE49595URHALA1
- Part No.:
- TLE49595URHALA1
- Manufacturer:
- Infineon Technologies
- Category:
- Position, Proximity, Speed (Modules)
- Package:
- 4-SIP, SSO-4-1
- Datasheet:
-
TLE49595URHALA1.pdf
- Description:
- SPEED & CURRENT SENSORS PG-SSO-4
- Quantity:
- Payment:
- Shipping:
Inventory:1,967
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Product details
Overview
TLE49595URHALA1 from Infineon Technologies is a Hall-based differential transmission speed sensor IC with integrated direction detection, adaptive hysteresis (typ. 25% of ΔBpp), ±120 mT magnetic dynamic range for speed channel, and 0–10 kHz output frequency range. It delivers PWM-encoded rotational speed and direction signals to automotive transmission control units using a 4-pin PG-SSO-4-1 package.
For engineers reviewing the TLE49595URHALA1 datasheet, TLE49595URHALA1 pinout, TLE49595URHALA1 application, or TLE49595URHALA1 equivalent, key selection criteria include vibration-suppressed edge detection, self-calibrating offset compensation, large airgap tolerance, and AEC-Q100 qualification for gearbox and drivetrain sensing.
Technical Context
The device implements a three-Hall-element differential architecture with chopper-stabilized amplifiers and dual tracking ADCs-one for speed (ΔB signal) and one for direction (phase-shifted center probe). Its digital core executes real-time min/max detection, offset feedback via DAC, and adaptive hysteresis calculation based on peak-to-peak magnetic amplitude.
Direction determination relies on 90° phase evaluation between the center Hall element and the differential speed bridge zero crossing; vibration suppression uses concurrent analysis of magnetic amplitude and direction signal coherence to inhibit false pulses during mechanical oscillation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Supply Voltage | 4.0–16 V continuous; supports direct 12 V automotive rail without external regulator |
| Output Interface | Open-drain PWM with mandatory 1.2 kΩ pull-up; delivers duty-cycle-modulated speed + direction data |
| Magnetic Range (Speed) | ±120 mT dynamic; enables robust operation across large airgaps and varying tooth geometries |
| Frequency Range | 0–10 kHz; covers full operational RPM range of passenger car and light-truck transmissions |
| Junction Temp | −40 °C to +175 °C continuous; rated for under-hood placement near gearboxes and differentials |
| ESD Robustness | ±2 kV HBM; ensures reliability during handling and in high-noise powertrain environments |
| Start-up Delay | 0.8–0.9 ms; guarantees deterministic initialization before first valid pulse emission |
Pinout & Package
Package: PG-SSO-4-1 - surface-mount, 4-pin leadless package with exposed thermal pad, RoHS-compliant, AEC-Q100 qualified.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD | Positive supply input | Accepts 4–16 V; internal clamp diode limits to 42 V transient; requires 100–470 nF decoupling capacitor |
| GND | Ground reference | Common return for supply, output, and internal analog/digital blocks; connects to thermal pad |
| Q | Open-drain PWM output | Drives external 1.2 kΩ pull-up; sinks up to 15 mA; fall time 2.0–3.0 µs (80%→20%) |
| NC | No connect | Internally unconnected pin; must remain floating per datasheet; no routing or soldering required |
Key Features
| Feature | Design Value |
|---|---|
| Dynamic self-calibration | Real-time offset correction using dual extremum detection and DAC feedback-eliminates drift without external calibration |
| Adaptive hysteresis | Hysteresis threshold automatically scaled to 25% of input ΔBpp amplitude-rejects vibration-induced noise while preserving resolution |
| Direction detection | 90° phase comparison between center Hall and differential bridge-delivers unambiguous forward/backward indication per pulse |
| Vibration suppression logic | Digital core cross-validates speed and direction signal coherence-suppresses output during angular/airgap oscillation events |
| High ESD/EMC immunity | Integrated clamping diodes (42 V), ±2 kV HBM rating, and recommended RC filtering-meets automotive EMC requirements |
Applications
| Automatic Transmission Speed Sensing | Electric Powertrain Motor Position Feedback |
|---|---|
Use Scenario: Monitoring input shaft rotation in 8-speed automatic transmissions to enable torque converter lock-up and shift timing. IC Role / Device Role / Timing Role: Differential Hall sensor providing synchronized speed and direction pulses to TCU via open-drain PWM interface. Use Value: Large airgap tolerance (≥3 mm) and vibration suppression ensure reliable pulse generation despite gear meshing harmonics and housing flex. | Use Scenario: Measuring rotor position in e-axle inverter systems for field-oriented control of permanent magnet motors. IC Role / Device Role / Timing Role: Direction-aware speed sensor feeding real-time RPM and rotation sense to motor control MCU for commutation sequencing. Use Value: Adaptive hysteresis maintains clean edge detection at low speeds (<50 RPM) where magnetic signal amplitude drops below 20 mT. |
| Four-Wheel Drive Transfer Case Monitoring | Hybrid Vehicle Gear Engagement Verification |
Use Scenario: Detecting front/rear propshaft speed differential in AWD systems to trigger torque vectoring and clutch actuation. IC Role / Device Role / Timing Role: Dual-channel magnetic sensor delivering independent speed and direction data for differential control algorithms. Use Value: ±120 mT magnetic dynamic range accommodates both ferromagnetic target wheels and encoder magnets with varying pole pitch. | Use Scenario: Confirming physical engagement of planetary gear sets during hybrid mode transitions in power-split architectures. IC Role / Device Role / Timing Role: High-immunity speed sensor verifying mechanical coupling status before enabling electric motor torque application. Use Value: AEC-Q100 qualification and −40 °C to +175 °C operation ensure functional integrity during cold-start and hot-soak conditions. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar differential Hall speed sensing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ATS684LSN-T | Single-ended Hall output; no integrated direction detection; fixed hysteresis; 0–8 kHz max frequency | Lacks direction output and vibration suppression-requires external logic for bidirectional sensing | Select only when direction is derived elsewhere and cost sensitivity outweighs functional completeness |
| TLE4968-2C | Dual-output (speed + direction); higher supply voltage range (4.5–27 V); no adaptive hysteresis; 0–15 kHz bandwidth | Superior frequency headroom but reduced noise resilience in high-vibration gearboxes | Prefer for 24 V commercial vehicle platforms where jitter tolerance >1.1% is acceptable |
Compared with ATS684LSN-T and TLE4968-2C, TLE49595URHALA1 uniquely combines adaptive hysteresis, self-calibration, and integrated direction decoding in a single 4-pin package-making it optimal for compact, high-reliability transmission speed sensing where mechanical noise and airgap variation are dominant design constraints.
Availability
TLE49595URHALA1 is available at Aetrix Electronics and suitable for automatic transmission control, e-axle motor feedback, four-wheel drive monitoring, and hybrid gear engagement verification requiring stable component supply across automotive production lifecycles.
Supply support for TLE49595URHALA1 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.
TLE49595URHALA1 belongs to Infineon's high-precision automotive Hall sensor product line, engineered specifically for robust rotational sensing in transmission, driveline, and powertrain subsystems under extreme thermal and mechanical stress.
FAQ
What is the function of the NC pin on TLE49595URHALA1?
The NC (No Connect) pin is internally unconnected and must remain electrically floating-no PCB trace, solder, or external component should be attached. It serves solely as a mechanical alignment aid and thermal path contributor via the exposed pad. Connecting it risks internal shorting or degraded thermal performance per Infineon's PG-SSO-4-1 layout guidelines.
How does the adaptive hysteresis improve performance over fixed hysteresis sensors?
Adaptive hysteresis scales dynamically to 25% of the measured magnetic peak-to-peak amplitude (ΔBpp), allowing precise edge detection at low signal levels while rejecting vibration-induced noise at high amplitudes. Fixed-hysteresis alternatives either miss low-amplitude edges or generate false triggers under mechanical oscillation-this IC avoids both failure modes autonomously.
Can TLE49595URHALA1 operate directly from a 12 V battery without external regulation?
Yes-its 4.0–16 V supply range supports direct connection to automotive 12 V rails. However, a series supply resistor (100–330 Ω) is recommended for transient protection, and a 100–470 nF ceramic capacitor must be placed between VDD and GND close to the package. The internal 42 V clamp diode handles load-dump spikes up to 60 s.
Why does the first output pulse after power-on have different duration?
The initial pulse is intentionally elongated to indicate "no direction information yet available"-the digital core requires two valid magnetic extrema to initialize direction detection. Once calibrated (typically within <10 ms), subsequent pulses encode both speed and direction via standard PWM duty cycle, with direction inferred from rising/falling edge sequence relative to the prior pulse.
TLE49595URHALA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Series:
- -
- Package/Case:
- 4-SIP, SSO-4-1
- Packaging:
- Cut Tape (CT)
- Product Status:
- Active
- Type:
- Hall Effect
- Output Type:
- Analog Voltage, PWM
- Actuator Material:
- Magnet
- Termination Style:
- -
- Frequency:
- 10 kHz
- Voltage - Supply:
- 4V ~ 16V
- Must Operate:
- 120mT
- Must Release:
- -120mT
- Operating Temperature:
- -40°C ~ 175°C (TJ)
- Grade:
- -
- Qualification:
- -
TLE49595URHALA1 FAQ
1.How can I place an order for TLE49595URHALA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for TLE49595URHALA1 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 TLE49595URHALA1 reliable?
The price and inventory of TLE49595URHALA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TLE49595URHALA1 is usually 5 days.
3.What payment methods are accepted for TLE49595URHALA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TLE49595URHALA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TLE49595URHALA1?
TLE49595URHALA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TLE49595URHALA1 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 TLE49595URHALA1?
For technical support, including TLE49595URHALA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TLE49595URHALA1 requirements.
6.How does Aetrix verify that TLE49595URHALA1 is sourced from the original manufacturer or authorized distributors?
All TLE49595URHALA1 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 TLE49595URHALA1 meets industry standards.
7.What is the process for return or replacement of TLE49595URHALA1?
All TLE49595URHALA1 units undergo pre-shipment inspection (PSI). If there is an issue with TLE49595URHALA1, 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 TLE49595URHALA1 part is unused and in its original packaging.
Return procedure for TLE49595URHALA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
TLE49595URHALA1 Tags
-
MK03-1A66B-500W
Standex-Meder Electronics
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MK04-1A66B-500W
Standex-Meder Electronics
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MK04-1A66C-500W
Standex-Meder Electronics
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MK03-1A66C-500W
Standex-Meder Electronics
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MK04-1A66D-500W
Standex-Meder Electronics
-
59025-1-U-05-A
Littelfuse Inc.
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59145-010
Littelfuse Inc.
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59150-010
Littelfuse Inc.
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59140-010
Littelfuse Inc.
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59025-1-S-02-A
Littelfuse Inc.
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59145-1-S-02-A
Littelfuse Inc.
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59150-1-S-02-A
Littelfuse Inc.
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