Send an Inquiry

To receive a quote for your project, please fill in the following information, and we’ll get back to you promptly.

Submit Inventory List

Please fill in the following information, and we’ll get back to you promptly.

Home > Products > Sensors, Transducers > Magnetic Sensors > Switches (Solid State)

Infineon Technologies TLE4983CHTE8547HAMA1

Name: TLE4983CHTE8547HAMA1
Brand: Infineon Technologies
SKU: TLE4983CHTE8547HAMA1
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Compare

Part No.:: TLE4983CHTE8547HAMA1

Manufacturer:: Infineon Technologies

Category:: Switches (Solid State)

Package:: -

Datasheet:: TLE4983CHTE8547HAMA1.pdf

Description:: MAG SWITCH SPEED SENSOR 3SSO

Quantity:: RFQ Add To RFQ list

Payment:

Shipping:

Inventory:1,500

Please send an inquiry. Send us your inquiry, and we will respond immediately.

Product details

Overview

TLE4983CHTE8547HAMA1 from Infineon Technologies is a programmable monolithic Hall-effect camshaft position sensor with True Power-On (TPO) functionality, ±15 mT threshold adjustment per calibration cycle, and integrated 4.7/47 nF capacitors in PG-SSO-3-91 package. It maps gear teeth/notches to digital open-drain output states for engine timing control in automotive powertrain systems.

For engineers reviewing the TLE4983CHTE8547HAMA1 datasheet, TLE4983CHTE8547HAMA1 pinout, TLE4983CHTE8547HAMA1 application, or TLE4983CHTE8547HAMA1 equivalent, key selection criteria include BTPO programmability, dynamic self-calibration across airgap variations, TIM (Twisted Independent Mounting) compatibility, and operation under supply voltage drops as low as 2.0 V.

Technical Context

The TLE4983CHTE8547HAMA1 implements a chopped Hall system with PROM-trimmable magnetic switching points and dual-mode hysteresis: visible hysteresis in precalibrated mode for unprogrammed devices, and hidden hysteresis for programmed units to prevent tooth loss while maintaining phase accuracy. Its self-calibration algorithm tracks min/max magnetic field values over full target wheel revolutions.

Three operational modes-initial, precalibrated, and calibrated-are triggered by switching event count and signal stability: initial mode uses PROM or SAR auto-search; precalibrated mode allows ±15 mT threshold updates every 16 switching events; calibrated mode applies 4-cycle directional filtering with 1 LSB per-cycle correction limit and full-revolution min/max derivation.

Key Specifications

Parameter	Value and Actual Design Meaning
Supply Voltage	2.0 V to 24 V - supports cold-crank operation down to 2.0 V without functional reset
Output Type	Open-drain digital output - enables wired-OR configuration and direct interface with 3.3 V/5 V microcontrollers
Threshold Adjustment	±15 mT per calibration cycle - limits drift impact from EMC transients or mechanical shock
Calibration Modes	Initial / Precalibrated / Calibrated - transitions based on 32 confirmed switching events for stable airgap compensation
Magnetic Polarity	North pole toward rear housing - defines positive field direction for optimal SNR in camshaft sensing
Capacitors	Integrated 4.7 nF + 47 nF - eliminates external decoupling components and reduces PCB footprint
Reset Behavior	Long reset <1 ms, short reset ~1 µs - ensures deterministic recovery from undervoltage or watchdog timeout

Pinout & Package

Package: PG-SSO-3-91 with nickel plating - surface-mount, three-terminal module optimized for high-vibration camshaft environments and twisted mounting (TIM).

Pin/Terminal	Circuit Role	Design Meaning
1 VS	Supply Voltage Input	Accepts 2.0–24 V DC; powers internal regulator, Hall element, and digital logic
2 GND	Ground Reference	Common return path for supply and output; critical for noise immunity in engine bay
3 Q	Open-Drain Output	Sinks current when active; requires external pull-up for logic-level compatibility

Key Features

Feature	Design Value
True Power-On (TPO)	Guaranteed first-edge detection at power-up via PROM-programmable BTPO or SAR auto-search
Dynamic Self-Calibration	Real-time threshold adaptation using full-revolution min/max field sampling to minimize phase error vs. airgap
Twisted Independent Mounting (TIM)	Enables mechanical decoupling from housing deformation, preserving magnetic coupling accuracy
Short-Circuit Protection	Output survives sustained short to battery or ground without latch-up or damage
Programmable Output Polarity	Inverted/non-inverted logic selectable via PROM programming - matches ECU input expectations

Applications

Camshaft Position Sensing

Crankshaft Position Sensing

Use Scenario: Detecting cam lobe profile in 4-stroke gasoline engines to synchronize valve timing with fuel injection.

IC Role / Device Role / Timing Role: Provides edge-aligned digital signal indicating cam tooth presence/absence for ECU cylinder identification.

Use Value: Enables variable valve timing (VVT) control with <±0.5° phase error across 0.5–5 mm airgap variation due to thermal expansion.

Use Scenario: Monitoring crankshaft rotation speed and position in diesel common-rail systems for precise injection timing.

IC Role / Device Role / Timing Role: Delivers synchronized pulse train to ECU for combustion event prediction and misfire detection.

Use Value: Maintains reliable switching down to 30 rpm during cranking, supported by 2.0 V minimum supply tolerance.

Variable Valve Timing (VVT) Actuator Feedback

Engine Start-Stop System Monitoring

Use Scenario: Verifying cam phaser position in continuously variable VVT systems during transient load changes.

IC Role / Device Role / Timing Role: Supplies real-time cam angle feedback to closed-loop VVT controller for oil pressure modulation.

Use Value: Achieves <±1.2° angular accuracy over lifetime via PROM-trimmed BTPO and calibrated-mode averaging.

Use Scenario: Confirming engine rest state before automatic restart in 12 V mild-hybrid start-stop systems.

IC Role / Device Role / Timing Role: Detects residual cam motion post-shutdown to prevent premature restart and gear clash.

Use Value: Uses watchdog-triggered long reset after 12 s no-switching to reinitialize reliably without external supervision.

Equivalent & Alternatives

The following parts are listed as comparable options for similar camshaft position sensing applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
TLE4983C-HTN E6747	Same die, identical PG-SSO-3-91 package, but unmarked variant without HAMA1 suffix	No end-of-line programming traceability; lacks HAMA1-specific test screening for high-temp camshaft environments	Select when cost sensitivity outweighs extended temperature validation requirements
TLV4983CXTMA1	Same architecture, but in smaller PG-SSO-3-71 package; no integrated capacitors	Requires external 4.7/47 nF decoupling; reduced vibration resistance due to smaller footprint	Choose for space-constrained ECUs where board area is prioritized over mechanical robustness

Compared with TLE4983C-HTN E6747, the HAMA1 variant adds production traceability and high-temperature screening; versus TLV4983CXTMA1, it trades board area for integrated passives and enhanced mechanical stability in harsh engine bays.

Availability

TLE4983CHTE8547HAMA1 is available at Aetrix Electronics and suitable for automotive powertrain control, engine management systems, and camshaft/crankshaft position sensing requiring stable component supply across extended temperature ranges and high-vibration environments.

Supply support for TLE4983CHTE8547HAMA1 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 ISO/TS 16949-certified production.

The TLE4983C product line delivers high-accuracy, self-calibrating Hall sensors for engine timing applications, designed specifically to replace inductive sensors in modern downsized and turbocharged powertrains.

FAQ

What is the purpose of the integrated 4.7 nF and 47 nF capacitors?

The integrated 4.7 nF capacitor filters high-frequency noise on the supply rail, while the 47 nF capacitor stabilizes the internal reference voltage during rapid magnetic field transitions. Together they eliminate the need for external decoupling components, reduce PCB layout complexity, and improve EMC performance in noisy engine compartments without compromising startup time or calibration stability.

How does the TIM (Twisted Independent Mounting) feature improve reliability?

TIM allows mechanical twisting of the sensor housing relative to the mounting bracket without affecting magnetic coupling to the target wheel. This decouples thermal expansion and vibration-induced stress from the Hall element's alignment, maintaining consistent airgap and signal amplitude across -40°C to +150°C operation and 50 g vibration profiles typical in camshaft housings.

Can the TLE4983CHTE8547HAMA1 operate without PROM programming?

Yes - in unprogrammed state, it enters SAR (Successive Approximation Register) mode at power-up to auto-determine an initial BTPO value by sampling static magnetic fields. Output polarity defaults to non-inverted, and self-calibration begins immediately in precalibrated mode, though full accuracy requires 32 switching events to reach calibrated mode.

What triggers a long reset versus a short reset?

A long reset occurs on power-on or supply voltage dropping below 2.0 V (or below 2.4 V for >2 µs), fully resetting analog/digital blocks and forcing output high for <1 ms. A short reset is triggered by watchdog timeout (>12 s no switching) or digital logic mismatch (4 expected but zero output edges), resetting only digital logic while holding prior output state for ~1 µs before reinitializing.

TLE4983CHTE8547HAMA1 Specifications

Product attributes: Attribute value

Manufacturer:: Infineon Technologies

Series:: -

Package/Case:: -

Packaging:: Cut Tape (CT)

Product Status:: Active

Function:: -

Technology:: -

Polarization:: -

Sensing Range:: -

Test Condition:: -

Voltage - Supply:: -

Current - Supply (Max):: -

Current - Output (Max):: -

Output Type:: -

Features:: -

Operating Temperature:: -

Grade:: Automotive

Qualification:: AEC-Q100

Mounting Type:: -

Supplier Device Package:: -

TLE4983CHTE8547HAMA1 FAQ

1.How can I place an order for TLE4983CHTE8547HAMA1 through Aetrix?

Please submit a Request for Quotation (RFQ) for TLE4983CHTE8547HAMA1 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 TLE4983CHTE8547HAMA1 reliable?

The price and inventory of TLE4983CHTE8547HAMA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TLE4983CHTE8547HAMA1 is usually 5 days.

3.What payment methods are accepted for TLE4983CHTE8547HAMA1?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TLE4983CHTE8547HAMA1 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for TLE4983CHTE8547HAMA1?

TLE4983CHTE8547HAMA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your TLE4983CHTE8547HAMA1 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 TLE4983CHTE8547HAMA1?

For technical support, including TLE4983CHTE8547HAMA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TLE4983CHTE8547HAMA1 requirements.

6.How does Aetrix verify that TLE4983CHTE8547HAMA1 is sourced from the original manufacturer or authorized distributors?

All TLE4983CHTE8547HAMA1 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 TLE4983CHTE8547HAMA1 meets industry standards.

7.What is the process for return or replacement of TLE4983CHTE8547HAMA1?

All TLE4983CHTE8547HAMA1 units undergo pre-shipment inspection (PSI). If there is an issue with TLE4983CHTE8547HAMA1, 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 TLE4983CHTE8547HAMA1 part is unused and in its original packaging.

Return procedure for TLE4983CHTE8547HAMA1:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

Tech Hub

2026-07-29 18650 Battery: Voltage, Capacity, Charging and Pack Design

18650 battery guide covering lithium-ion cell basics, 3.6V/3.7V voltage, 4.2V charging, mAh and Wh capacity, protected cells, chargers, BMS, series-parallel packs, holders, welding and sourcing checks.…

2026-07-27 Hall Effect Sensor: Working Principle, Types, Circuits and Applications

Hall effect sensor guide covering working principle, linear and digital sensors, Arduino circuits, current sensing, speed detection, automotive applications, A3144 examples, signal filtering and datash…

2026-07-20 Product Change Notification (PCN) in Electronic Components: Meaning and Supply Chain Response

Product Change Notification guide for electronic components, covering PCN meaning, PCN vs PDN/EOL, common change types, risk levels, form-fit-function review, engineering validation, BOM control, LTB/L…

2026-07-19 Blend Door Actuator: Symptoms, Location, Reset and Replacement Guide

A practical guide to blend door actuators, covering HVAC function, symptoms, location, AC and heater issues, reset and calibration, replacement cost, electrical diagnosis, compatibility checks, and rep…

2026-07-17 Raspberry Pi Alternatives: Chip-Level Comparison, Compatibility and Replacement Guide

Engineering guide to Raspberry Pi alternatives, covering chip-level differences, Orange Pi, ROCK, Jetson, Banana Pi, NanoPi, Compute Module, Pico, GPIO, camera, HAT compatibility, and replacement risks…

2026-07-13 How to Test Dynamic Load Response in Low-Voltage High-Current Buck Converters

Engineering guide to dynamic load response testing for high-current buck converters, covering load step setup, slew rate, Vcore undershoot, overshoot, recovery time, probe location, output capacitors a…

2026-07-08 Output Capacitor Selection for High-Current ASIC Vcore Rails

Engineering guide to output capacitor selection for ASIC Vcore rails, covering bulk capacitors, polymer capacitors, MLCC decoupling, DC bias, ESR, ESL, placement, transient response and substitution ri…

2026-07-07 High-Current ASIC Core Power Supply Design: 12-Phase Buck, PMBus and Dynamic Load Response

Engineering guide to high-current ASIC Vcore rails, covering 12-phase buck architecture, PMBus control, dynamic load testing, output capacitor networks, smart power stage selection, thermal design and …

2026-07-06 Voltage Regulator: Types, Circuits, Testing and Selection Guide

Voltage regulator guide covering linear, LDO, 7805, Zener, adjustable, buck, VRM and alternator regulators, with design checks, testing methods, troubleshooting and datasheet-based selection.

2026-06-30 Amplifiers Explained: Types, Circuits, Gain, Classes and Applications

Amplifier guide covering voltage, current and power amplification, gain, feedback, amplifier classes, audio and RF applications, op-amp circuits, transimpedance amplifiers, datasheet selection and trou…