Description
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:
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.
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.
Output Load:
- The output can drive up to 20mA into a short circuit condition but should be limited to prevent overheating and potential damage.
Noise Considerations:
- For applications sensitive to noise, consider the input voltage noise density which is 8nV/√Hz at 1kHz.
Operating Temperature:
- The device is specified to operate from -40°C to +125°C. Ensure that environmental conditions do not exceed these limits.
Handling Static Electricity:
- This device is sensitive to electrostatic discharge (ESD). Use appropriate handling practices to avoid damage.
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.
Mounting and Layout:
- Follow recommended PCB layout guidelines to minimize parasitic effects and ensure optimal performance.
(For reference only)
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