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AH1887

Part No AH1887
Manufacturer Diodes Incorporated
Catalog Magnetic Sensors - Switches (Solid State)
Description MAGNETIC SWITCH OMNIPOLAR SOT553
Datasheet
Sample
Rohs State rohs
ECAD Module
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Products specifications Report Issue?

Categories Sensors, Transducers
Manufacturer Diodes Incorporated
Packaging Reel - TR
Status Active
Purpose Omnipolar Switch
Technology Hall Effect
Polarization Either
Sensing Range ±5mT Trip, ±0.6mT Release
Testing Conditions 25°C
Supply Voltage - Operating 1.65 V to 3.3 V
Current - Supply (Max) 12μA
Output Type Push-Pull
Temperature Range - Operating -40°C to 85°C (TA)
Case / Package SOT-553
Win Source Part Number 45808-AH1887
Is this a common-used part? Yes
Popularity High
Supply and Demand Status Balance
Ultra Librarian 3D Model Ultra Librarian AH1887 CAD Model

Description

The AH1887 is a high-performance, ultra-sensitive micropower omnipolar Hall effect switch IC designed by Diodes Incorporated, a leading manufacturer in the semiconductor market. This compact and versatile sensor is ideal for a wide range of applications, from industrial to consumer electronics, thanks to its ability to detect magnetic presence with high accuracy.

Key Features

  • Omnipolar Operation: Capable of detecting both north and south poles, the AH1887 provides flexibility in magnet selection and simplifies installation processes.
  • High Sensitivity: With a typical operating point of 30G (south pole) and 30G (north pole), the device can detect magnets from a considerable distance, making it suitable for various applications.
  • Low Power Consumption: The AH1887 is designed for battery-powered applications, consuming only 24µW power at 1.8V, which helps in extending the battery life of portable devices.
  • Chopper Stabilized Design: Ensures minimal drift in magnetic switch points over temperature and supply voltage, providing stable operation under fluctuating conditions.
  • Wide Operating Voltage Range: With an operating range from 1.6V to 3.6V, the AH1887 is compatible with a variety of low voltage applications.
  • Robust Output: The open-drain output of the AH1887 can be easily interfaced with a wide range of circuits and microcontrollers.
  • Compact Package: Available in small and thin packages such as SC59 and SIP-3, it is suitable for space-constrained applications.

Applications

The AH1887's high sensitivity and low power consumption make it an excellent choice for applications such as:

  • Portable and battery-powered devices
  • Magnetic door or window sensors for security systems
  • Power tools with magnetic proximity switches
  • Position and speed sensing in motors and fans
  • Fluid level detection in tanks and containers

Conclusion

In conclusion, the AH1887 Hall effect switch from Diodes Incorporated stands out for its high sensitivity, low power consumption, and flexibility in detecting both magnetic poles. Its compact form factor and wide operating voltage range make it an ideal choice for designers looking to incorporate reliable magnetic sensing in their applications with minimal power draw and space requirements.

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Pricing & Ordering

Quantity Unit Price Ext. Price
95+ $0.6145 $58.3775
230+ $0.5036 $115.8280
355+ $0.4886 $173.4530
490+ $0.4724 $231.4760
635+ $0.4562 $289.6870
850+ $0.4100 $348.5000
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
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Availability: 4,630 pieces
MOQ: 95 pcs
Order Increment : 1 pcs
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