Details

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BUY OP297GP https://www.utsource.net/itm/p/1100616.html
Dual Low Bias Current Precision Operational Amplifier

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage Range	V_IN		-0.3		36	V
Output Voltage Range	V_OUT	No load	-0.3		36	V
Supply Current	I_S	V_S = 卤15V, no load		2.7		mA
Input Offset Voltage	V_IO	V_CM = 0 to 10V	-20	0	20	渭V
Input Bias Current	I_B	V_CM = 0 to 10V	-1	0	1	nA
Input Offset Current	I_IO	V_CM = 0 to 10V	-10	0	10	pA
Large Signal Voltage Gain	A_V	V_CM = 0V, R_L = 10k惟		250		V/mV
Slew Rate	SR	V_S = 卤15V, V_O = 卤10V		0.3		V/渭s
Common Mode Rejection Ratio	CMRR	f = 0.1Hz to 10Hz		140		dB
Power Supply Rejection Ratio	PSRR	f = 0.1Hz to 10Hz		140		dB

Instructions for Use:

1. Power Supply:

   • Ensure the supply voltage is within the specified range (-0.3V to 36V). The OP297GP can operate with a single or dual power supply.

2. Input Signals:

   • Keep input signals within the common-mode voltage range to avoid distortion and ensure accurate amplification.

3. Biasing:

   • The low input bias current means that this op-amp is suitable for high impedance sources. Care should be taken to properly bias the inputs when interfacing with such sources.

4. Output Load:

   • For optimal performance, connect a load resistor (e.g., 10k惟) to the output to match the typical conditions under which the large signal voltage gain is specified.

5. Stability:

   • The OP297GP is internally compensated for unity-gain stability. External compensation is generally not required unless specific frequency response adjustments are needed.

6. Temperature Considerations:

   • Although not detailed in the table, consider the temperature range of operation as it can affect parameters like input offset voltage and bias currents.

7. Handling Static Electricity:

   • Handle the device with care to avoid damage from static electricity, especially during soldering or handling.

8. Testing and Troubleshooting:

   • When testing, use the specified conditions for accurate measurement of parameters. Troubleshoot by checking connections, power supply integrity, and signal levels at each stage.

(For reference only)