Details

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BUY ADA4000-2ARZ https://www.utsource.net/itm/p/4181624.html
Low Cost, Precision JFET Input Operational Amplifiers

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vsupply		2.7		5.5	V
Supply Current	Isupply	Vsupply = 5V		1.6		mA
Input Offset Voltage	Vos	T = 25°C	-0.5	0	0.5	mV
Input Bias Current	Ib	T = 25°C	-1	0	1	nA
Input Voltage Noise	en	f = 1kHz		8		nV/√Hz
Slew Rate	SR		0.4			V/μs
Large Signal Bandwidth	BW	Vp-p = 2V	0.3			MHz
Small Signal Bandwidth	BW	Vp-p = 20mV	1			MHz
Output Current	Iout	Short circuit		20		mA
Operating Temperature	Topr		-40		125	°C

Instructions for ADA4000-2ARZ:

1. Power Supply Connections:

   • Connect the supply voltage (Vsupply) within the range of 2.7V to 5.5V.
   • Ensure adequate decoupling capacitors are placed close to the power supply pins.

2. Input Configuration:

   • The input bias current is very low, typically in the nanoampere range, allowing for high impedance sources.
   • Keep input voltages within the common-mode range to avoid distortion or damage.

3. Output Load:

   • The output can drive up to 20mA into a short circuit condition but should be limited to prevent overheating and potential damage.

4. Noise Considerations:

   • For applications sensitive to noise, consider the input voltage noise density which is 8nV/√Hz at 1kHz.

5. Operating Temperature:

   • The device is specified to operate from -40°C to +125°C. Ensure that environmental conditions do not exceed these limits.

6. Handling Static Electricity:

   • This device is sensitive to electrostatic discharge (ESD). Use appropriate handling practices to avoid damage.

7. Stability and Compensation:

   • The ADA4000-2ARZ is unity-gain stable and does not require external compensation components for most applications. However, check stability requirements for specific configurations.

8. Mounting and Layout:

   • Follow recommended PCB layout guidelines to minimize parasitic effects and ensure optimal performance.

(For reference only)