Details

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BUY A1385 https://www.utsource.net/itm/p/12607598.html

Parameter	Description	Value
Device	Hall-Effect Linear Sensor IC	A1385
Supply Voltage (VCC)	Operating Range	4.5 V to 24 V
Quiescent Supply Current (ICC)	Typical at 25掳C, VCC = 5 V	9 mA
Output Voltage (VOUT)	Output Voltage at Zero Magnetic Flux Density (B = 0 G)	1/2 VCC 卤 10%
Sensitivity (mV/G)	Change in Output Voltage per Unit Magnetic Flux Density	1.3 mV/G 卤 10%
Operating Temperature Range	Temperature Range for Normal Operation	-40掳C to 150掳C
Storage Temperature Range	Temperature Range for Storage	-65掳C to 175掳C
Magnetic Sensitivity	Minimum Detectable Magnetic Field	卤50 G
Bandwidth	Frequency Response	0 Hz to 10 kHz
Package Type	Package Style	SOIC-8, TO-92
Lead Finish	Lead Finish Options	SnPb, Pb-Free

Instructions for Use:

1. Power Supply:

   • Ensure the supply voltage is within the specified range of 4.5 V to 24 V.
   • Connect the VCC pin to the positive power supply and the GND pin to the ground.

2. Output Configuration:

   • The output voltage (VOUT) is linearly proportional to the magnetic flux density (B).
   • At zero magnetic flux density, the output voltage is approximately half of the supply voltage (1/2 VCC).

3. Magnetic Field Sensing:

   • Place the sensor in the desired magnetic field.
   • The sensitivity of the sensor is 1.3 mV/G, meaning the output voltage will change by 1.3 mV for every 1 Gauss change in magnetic flux density.

4. Temperature Considerations:

   • The device is designed to operate over a wide temperature range (-40掳C to 150掳C). Ensure the ambient temperature does not exceed these limits during operation.

5. Handling and Storage:

   • Store the device in a dry environment within the temperature range of -65掳C to 175掳C.
   • Handle with care to avoid damage to the leads and package.

6. Mounting:

   • Solder the device according to the recommended soldering profile for the specific package type (SOIC-8 or TO-92).
   • Ensure proper thermal management if operating at high temperatures or in high-power applications.

7. Testing:

   • Before final integration, test the device to ensure it meets the required specifications.
   • Use a known magnetic field source to verify the output voltage and sensitivity.

8. Safety:

   • Follow all relevant safety guidelines when handling and using the device.
   • Ensure that the device is not exposed to excessive mechanical stress or electrical overloads.

(For reference only)