AS5045B-ASST

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AS5045B-ASST

+Nomenclature

Board Mount Hall Effect / Magnetic Sensors 12-Bit Rotary Pos Sensor PWM ABI

  • FabricantEmmaüs Semiconductor Osram

  • Pièce fabricant #AS5045B-ASST

  • Fiche technique AS5045B-ASST DataSheet

  • En stock14194

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Spécifications

Attribut Valeur
Packaging MouseReel
Standard Pack Qty 2000

Présentation

Description

The AS5045B-ASST is a magnetic rotary encoder IC that provides precise angular position measurements. It is part of the AS5045 series and is used in applications requiring accurate rotational position sensing, such as motor control, robotics, and industrial automation. The device operates by detecting the direction of a magnetic field from an external magnet placed above the chip, converting it into a digital signal that represents the angular position.
Key features of the AS5045B-ASST include 12-bit resolution, providing 4096 unique positions per revolution, and a contactless design, which enhances durability and reliability by eliminating mechanical wear. The encoder offers both incremental and absolute output modes, making it versatile for different application needs. It typically communicates via a digital interface (such as SPI) and can operate over a wide temperature range, ensuring suitability for various environments. The AS5045B-ASST is valued for its compact size, high accuracy, and ease of integration into electronic systems.

Equivalent

The AS5045B-ASST is a magnetic rotary encoder. Equivalent products include the AMS AS5048A, Broadcom AEAT-6010, and RLS RM08 or RM22 encoders. These are also magnetic rotary encoders with similar functionalities, offering various resolution and interface options. When selecting an equivalent, ensure compatibility in terms of resolution, package type, and interface to match the specific application requirements.

Features

The AS5045B-ASST is a magnetic rotary encoder from ams AG. It is designed to provide precise angular measurements for a variety of applications. Key features include:
1. 12-bit Resolution: Offers a high resolution of 4096 positions per revolution, providing detailed angular position feedback.
2. Contactless Sensing: Utilizes magnetic field sensing technology, which eliminates issues related to wear and tear, ensuring long-term reliability.
3. SSI Interface: Supports a Serial Synchronous Interface (SSI) for efficient communication with microcontrollers and other devices.
4. PWM Output: Provides a Pulse Width Modulation (PWM) output for direct angle representation.
5. Low Power Consumption: Designed for energy efficiency, making it suitable for battery-operated devices.
6. Wide Temperature Range: Operates effectively within a broad temperature range, enhancing versatility in different environments.
7. Robust Design: Offers resistance to dust, dirt, and moisture, suitable for harsh industrial settings.
8. Simple Assembly: Incorporates easy assembly features, reducing integration complexity.
These features make the AS5045B-ASST a versatile choice for applications requiring precise and reliable rotary position sensing.

Pinout

The AS5045B-ASST is a magnetic rotary encoder IC designed for precise angular position sensing. It typically comes in a 16-pin package. The key functions and pin descriptions are as follows:
1. VDD: Power supply pin.
2. VSS: Ground pin.
3. DOUT: Serial data output for the SPI interface.
4. CLK: Clock input for the SPI interface.
5. CSn: Chip select input for the SPI interface.
6. PROG: Programming pin for OTP (One-Time Programmable) memory.
7. Test: Factory test pin, typically connected to ground in normal operation.
8. COM: Communication pin for analog output.
9. PWM: Pulse-width modulation output for angle data.
10. DIR: Direction input to set the counting direction of the encoder.
11. NC: No connection pins, which may be left unconnected or grounded.
12. OUT: Analog output for angle data.
13. MODE: Mode selection pin for setting operational modes.
14. NCS: Chip select for serial interface.
Each pin serves specific functions to support its operation in various applications such as motor control, robotics, and automation.

Manufacturer

The AS5045B-ASST is manufactured by ams AG, which is now part of ams-OSRAM AG. ams-OSRAM is a global company that specializes in the design and manufacture of advanced sensor solutions and optoelectronic components. The company operates in the semiconductor industry, focusing on applications in sectors such as automotive, consumer, industrial, and healthcare. Their products include sensors, light-emitting diodes (LEDs), lasers, and associated components, which are used in a variety of applications to enhance safety, efficiency, and convenience.

Application

The AS5045B-ASST is a magnetic rotary encoder sensor used primarily for precise angular position sensing. Its application areas include:
1. Industrial Automation: Used in robotic arms and CNC machines for accurate positioning.
2. Motor Control: Provides feedback for brushless DC motors in automotive and industrial applications.
3. Consumer Electronics: Used in devices requiring precise control, such as gaming controllers and camera gimbals.
4. Medical Equipment: Employed in devices like surgical robots for precise motion tracking.
5. Aerospace and Defense: Utilized in control systems requiring high reliability and precision.
Its robustness and accuracy make it suitable for environments demanding reliable position sensing.

Package

The AS5045B-ASST is packaged in a small, lead-free, 16-pin SSOP (Shrink Small Outline Package). This package is compact, making it suitable for space-constrained applications, and provides ease of integration on printed circuit boards.

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