Description
BUY OP27GZ https://www.utsource.net/itm/p/53827.html
Low-Noise Precision Operaional Amplifiers
| Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Unit |
| Input Offset Voltage |
VIO |
TA = 25°C |
-100 |
20 |
100 |
μV |
| Input Bias Current |
IB |
TA = 25°C |
-5 |
2 |
5 |
nA |
| Input Offset Current |
IOS |
TA = 25°C |
-2 |
0.2 |
2 |
nA |
| Common-Mode Rejection Ratio |
CMRR |
TA = 25°C |
90 |
110 |
- |
dB |
| Power Supply Rejection Ratio |
PSRR |
TA = 25°C |
80 |
100 |
- |
dB |
| Slew Rate |
SR |
TA = 25°C |
- |
0.3 |
- |
V/μs |
| Bandwidth (Small Signal) |
fT |
TA = 25°C |
- |
8 |
- |
MHz |
| Output Voltage Swing |
VOS |
TA = 25°C |
±11 |
±13 |
±15 |
V |
| Supply Voltage Range |
VCC |
- |
±5 |
±15 |
- |
V |
| Quiescent Current |
IQ |
TA = 25°C |
- |
1.7 |
- |
mA |
Instructions for Using OP27GZ
Power Supply:
- The OP27GZ can operate with a supply voltage range of ±5V to ±15V.
- Ensure that the power supply is stable and free from noise to avoid affecting the performance of the op-amp.
Input Signals:
- The input signals should be within the common-mode input voltage range, which is typically from -13V to +13V when operating at ±15V supply.
- Avoid exceeding the maximum input voltage ratings to prevent damage to the device.
Output Load:
- The output can swing to within 1.5V of the supply rails.
- Ensure that the load resistance is appropriate to avoid excessive power dissipation.
Biasing:
- Use biasing techniques to set the operating point of the op-amp correctly, especially in non-inverting configurations.
- For precision applications, consider using a potentiometer to null the input offset voltage.
Temperature Considerations:
- The parameters listed are typical at 25°C. Performance may vary at different temperatures.
- Ensure adequate heat sinking if the op-amp is expected to operate in high-temperature environments.
Stability:
- The OP27GZ is unity-gain stable, but external compensation may be required for certain applications to ensure stability.
- Use capacitors and resistors as needed to stabilize the op-amp in high-frequency or high-gain circuits.
Handling:
- Handle the OP27GZ with care to avoid static discharge, which can damage the device.
- Follow proper ESD (Electrostatic Discharge) precautions when handling and soldering the op-amp.
Testing:
- Before finalizing the circuit design, test the op-amp under various conditions to ensure it meets the required specifications.
- Use a multimeter and oscilloscope to verify the performance and stability of the op-amp in your application.
By following these instructions, you can ensure optimal performance and reliability of the OP27GZ in your electronic designs.
(For reference only)
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