Features
- Voltage supply: 3.3V±0.3V or 5.0V±0.5V
- AEC-Q100 Grade 0 qualified (-40°C to +160°C)
- ISO 26262 compliant, fulfilling FuSa requirements up to ASIL-D
- Output interfaces: analog 12-bit, PWM 14-bit, SENT 14-bit, I2C 14-bit
- Single IC supports on-axis and off-axis rotation, linear and arc motion
- Automatic gain control (AGC) to compensate for air-gap variations
- Autocalibration and 16-point linearization for enhanced accuracy
- Overvoltage ±18V, reverse-polarity ±18V, ESD, and short-circuit protection features
- On-chip failure diagnostics
- External auxiliary sensor input
- Fully customizable sensing element design using the Renesas Inductive Position Sensor Coil Optimizer tool
RAA2P4500 Block Diagram
Description
The RAA2P4500 is a magnet-free, inductive position sensor IC designed for absolute rotary, linear, or arc position sensing in automotive applications. It operates on the principle of eddy currents, detecting the position of a simple metallic target moving above a set of coils, consisting of one transmitter coil and two receiver coils.
This architecture enables precise and accurate position measurements, making it ideal for low-speed automotive systems such as pedal position sensing, gear shifter detection, and steering angle monitoring. Its robust, magnet-free design ensures reliable performance in harsh automotive environments, offering a durable and cost-effective alternative to traditional magnetic sensing technologies.
Parameters
| Attributes | Value |
|---|---|
| Function | Position Sensor |
| Resolution (bits) | 14 |
| Supply Voltage (V) | 3.3 - 5 |
| Interface | I2C, Analog, PWM, SENT |
| Temp. Range (°C) | -40 to 160°C |
Package Options
| Pkg. Type | Pkg. Dimensions (mm) | Lead Count (#) | Pitch (mm) |
|---|---|---|---|
| TSSOP | 5.0 x 4.4 x 1.0 | 16 | 0.65 |
Application Block Diagrams
 | Gear Shifter Smart gear shifter with IPS and MCU enables precise, durable, and efficient control. |
Additional Applications
- Gas and brake pedal sensing
- Gear shifter position detection
- Throttle position sensors
- Thermal management valves
- Park lock actuator
- Liquid level sensing
- Exhaust gas recirculation (EGR)
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Renesas Boards & Kits
RTKA2P4500S00000BE
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RAA2P4500 Inductive Position Sensor Evaluation Kit with Rotary and Linear Single-Coil Sensing Element Design
RTKA2P4500S00000BE contactless evaluation kit for testing rotary and linear sensor performance, using the RAA2P4500 magnet‑free inductive position sensor IC, with intuitive configuration software, a GUI, and PC connectivity for fast setup and evaluation.
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