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AK8776
Hall Effect Sensor, -4mT Min, 4mT Max, 0.40-2.60V, Rectangular, Surface Mount, HALOGEN FREE, SOP-4
AK8776
Hall Effect Sensor, -4mT Min, 4mT Max, 0.40-2.60V, Rectangular, Surface Mount, HALOGEN FREE, SOP-4
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Service & Packaging
Service & Packaging
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AK8776 DataSheet
Pricing (USD)
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1 | $1.161 | $1.16 |
| 200 | $0.450 | $90.00 |
| 500 | $0.434 | $217.00 |
| 1000 | $0.426 | $426.00 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
OverviewAK8776 is a Hall effect latch which detects both “vertical” and “horizontal” (perpendicular and parallel to the marking side of the package) magnetic field at the same time and outputs the pulse (F) and rotational direction (D).AK8776 is for use in portable devices which uses rotational detection system or incremental pulse encoder such as jog dial utilized for input devices.Features□ 1.6 to 5.5V operation□ Bop, Brp(Vertical, Horizontal) ±1.5mT(Typ.), Highly sensitive□ Low power operation : Average 90μA(Typ.) @VDD=3V□ Two Output: F-Output (Pulse count), D-Output (Direction of rotation)□ Small package: SOP-4pin, Halogen free
Key Features
- 1.6 to 5.5V operation
- Bop, Brp(Vertical, Horizontal) ±1.5mT(Typ.), Highly sensitive
- Low power operation : Average 90μA(Typ.) @VDD=3V
- Two Output: F-Output (Pulse count), D-Output (Direction of rotation)
- Small package: SOP-4pin, Halogen free
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Part Life Cycle Code | Obsolete | Reach Compliance Code | |
| Body Breadth | 1.25 mm | Body Height | 0.75 mm |
| Body Length or Diameter | 2.1 mm | Hysteresis | 3 mT |
| Magnetic Field Range-Max | 4 mT | Magnetic Field Range-Min | -4 mT |
| Mounting Feature ! | SURFACE MOUNT | Operating Current-Max | 0.21 mA |
| Operating Temperature-Max | 85 °C | Operating Temperature-Min | -30 °C |
| Output Range | 0.40-2.60V | Output Type | VOLTAGE OUTPUT |
| Package Shape/Style | RECTANGULAR | Sensors/Transducers Type | MAGNETIC FIELD SENSOR,HALL EFFECT |
| Supply Voltage-Max | 5.5 V | Supply Voltage-Min | 1.6 V |
| Surface Mount ! | YES | Termination Type | SOLDER |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is AK8776?
The AK8776 is a high-precision Hall effect sensor IC (Integrated Circuit) designed by Asahi Kasei Microdevices. It is tailored for contactless sensing applications where accurate measurement of magnetic fields is required, such as current sensing, position detection, and speed measurement in automotive, industrial, and consumer electronics.
How Does AK8776 Work?
The AK8776 operates on the principle of the Hall effect, where a voltage is generated across a Hall element in the presence of a magnetic field. This voltage is then amplified and converted into a digital output that represents the strength of the magnetic field. The sensor IC includes built-in compensation for temperature and other environmental factors, ensuring accurate and stable performance in varying conditions.
How Many Pins does AK8776 have and What are the Functions of the Pinout Configuration?
The AK8776 is housed in a compact surface-mount package. The pinout configuration includes:
- VCC: Power supply pin.
- GND: Ground pin.
- OUT: Digital output pin for the sensed magnetic field strength.
- COMP: Comparator output for detecting magnetic field threshold levels.
- FLT: Fault output for error detection and reporting.
- VBAT: Battery voltage monitoring pin.
- SCK, SDA: Serial interface control pins for configuration and communication.
What are the Pros and Cons of AK8776?
Pros:
- High Precision: Provides accurate measurement of magnetic fields for precise applications.
- Temperature Compensation: Built-in compensation for temperature variations ensures stable performance.
- Compact Size: Small form factor suitable for space-constrained designs in various applications.
- Digital Output: Offers digital output for easy interfacing with microcontrollers and digital systems.
Cons:
- External Components: May require additional components for power regulation and noise filtering in certain applications.
- Complex Calibration: High-precision operation may require careful calibration and testing during system integration.
Are There Any Equivalents/Alternatives to AK8776 for Recommendation?
- Similar Hall effect sensor ICs to the AK8776 include the DRV5032 from Texas Instruments and the A1324LUA-T from Allegro Microsystems.
- Alternative sensor ICs for magnetic field measurement include the MLX90393 from Melexis and the TLE493D-A2B6 from Infineon Technologies.
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