Details

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BUY INA240A4D https://www.utsource.net/itm/p/12606010.html

Parameter	Symbol	Min	Typical	Max	Unit	Notes
Supply Voltage	VDD	2.7	-	5.5	V
Common-Mode Input Range	VCM	0	-	80	V
Differential Input Range	VIN	-0.1	-	0.1	V
Output Voltage Range	VOUT	0	-	VDD	V
Quiescent Current	IQ	-	130	-	渭A
Power-Down Mode Current	IQ(PD)	-	1.6	-	渭A
Bandwidth	BW	-	80	-	kHz
Gain Error	GERR	-	卤0.25	-	%
Offset Voltage	VOS	-	50	-	渭V
Temperature Coefficient	TCVOS	-	0.5	-	渭V/掳C
Operating Temperature	TOPR	-40	-	125	掳C
Storage Temperature	TSTG	-65	-	150	掳C

Instructions for Use:

1. Power Supply:

   • Connect the VDD pin to a supply voltage between 2.7V and 5.5V.
   • Ground the VSS pin.

2. Input Connections:

   • Connect the differential input signals to the VIN+ and VIN- pins.
   • Ensure the common-mode input voltage (VCM) is within the range of 0V to 80V.

3. Output Configuration:

   • The output voltage (VOUT) will be proportional to the differential input voltage.
   • The output can swing from 0V to VDD.

4. Power-Down Mode:

   • To enter power-down mode, set the SHDN pin to a high state.
   • In this mode, the quiescent current drops to approximately 1.6 渭A.

5. Gain Adjustment:

   • The gain of the INA240A4D is fixed and does not require external components for adjustment.

6. Temperature Considerations:

   • Operate the device within the temperature range of -40掳C to 125掳C for optimal performance.
   • Store the device within the temperature range of -65掳C to 150掳C.

7. Layout and PCB Design:

   • Keep the input leads as short as possible to minimize noise pickup.
   • Use a ground plane to reduce noise and improve thermal dissipation.

8. Handling Precautions:

   • Handle the device with care to avoid static damage.
   • Follow proper ESD handling procedures during assembly and testing.

9. Testing and Verification:

   • Verify the supply voltage and input signals before powering the device.
   • Monitor the output voltage to ensure it matches expected values based on the input signals.

For detailed application notes and further information, refer to the datasheet provided by the manufacturer.

(For reference only)