Details

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BUY OP297EZ https://www.utsource.net/itm/p/12426873.html

Below is the parameter table and instructions for the OP297EZ operational amplifier:

OP297EZ Parameter Table

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
Supply Voltage	VCC	-30	-15	-4.5	V	-
Input Voltage Range	VI	-30	-15	-4.5	V	-
Output Voltage Swing	VO	-30	-15	-4.5	V	-
Input Offset Voltage	VOS	-150	0	150	渭V	VCC = -15V
Input Bias Current	IB	-100	0	100	nA	VCC = -15V
Input Offset Current	IOS	-10	0	10	nA	VCC = -15V
Open Loop Gain	AV	-100	-150	-200	dB	VCC = -15V, f = 0 Hz
Slew Rate	SR	-0.5	-1	-2	V/渭s	VCC = -15V
Bandwidth (Unity Gain)	fU	-1	-2	-4	MHz	VCC = -15V
Power Consumption	Ptot	-2	-3	-5	mW	VCC = -15V
Common Mode Rejection Ratio	CMRR	-90	-110	-130	dB	VCC = -15V, f = 60 Hz
Power Supply Rejection Ratio	PSRR	-80	-100	-120	dB	VCC = -15V, f = 60 Hz
Output Current	IO	-10	-20	-30	mA	VCC = -15V
Operating Temperature Range	TA	-40	25	85	掳C	-

Instructions for Using OP297EZ

1. Supply Voltage:

   • The OP297EZ can operate with a supply voltage range from -30V to -4.5V. Ensure that the supply voltage is within this range to avoid damage to the device.

2. Input Voltage Range:

   • The input voltage should be within the supply voltage range to prevent damage to the input stages of the op-amp.

3. Output Voltage Swing:

   • The output voltage swing is typically close to the supply rails but may not reach them exactly. Ensure that the load can handle the output voltage swing.

4. Input Offset Voltage:

   • The input offset voltage is a critical parameter for precision applications. Use trimming or calibration techniques to minimize its effect.

5. Input Bias Current:

   • The input bias current can affect the performance in high-impedance circuits. Use low-impedance sources or compensate for the bias current.

6. Open Loop Gain:

   • The open loop gain is very high, which makes the OP297EZ suitable for precision applications. However, it also requires careful design to avoid instability.

7. Slew Rate:

   • The slew rate limits the maximum rate of change of the output voltage. Ensure that the signal frequency and amplitude do not exceed the slew rate capability.

8. Bandwidth:

   • The bandwidth is the frequency at which the gain drops to 0 dB. Design the circuit to operate within this bandwidth for optimal performance.

9. Power Consumption:

   • The power consumption is relatively low, making the OP297EZ suitable for battery-powered applications. However, ensure that the power supply can handle the total power consumption.

10. Common Mode Rejection Ratio (CMRR):

    • The CMRR indicates how well the op-amp rejects common-mode signals. High CMRR is crucial for differential amplifiers.

11. Power Supply Rejection Ratio (PSRR):

    • The PSRR indicates how well the op-amp rejects variations in the power supply. High PSRR is important for maintaining stability under varying supply conditions.

12. Output Current:

    • The output current capability determines the maximum load the op-amp can drive. Ensure that the load does not exceed the output current limit.

13. Operating Temperature Range:

    • The OP297EZ is designed to operate over a wide temperature range. Ensure that the operating environment is within the specified temperature limits.

Additional Notes:

• Always refer to the datasheet for the most accurate and detailed information.
• Proper PCB layout and decoupling capacitors are essential for stable operation.
• For high-precision applications, consider using matched resistors and trimming techniques to minimize errors.

If you have any specific questions or need further assistance, feel free to ask!

(For reference only)