Details

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BUY OP279GSZ https://www.utsource.net/itm/p/12534746.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Supply Voltage	VCC	-30		+30	V	Operating supply voltage range
Quiescent Current	IQ		15		μA	Typical quiescent current per op amp
Input Offset Voltage	VOS	-50	0	+50	μV	Maximum input offset voltage
Input Bias Current	IB	-1	0	+1	nA	Maximum input bias current
Input Voltage Noise	en		8		nV/√Hz	Typical input voltage noise density
Slew Rate	SR		1.5		V/μs	Typical slew rate
Gain Bandwidth Product	GBW		10		MHz	Typical gain bandwidth product
Output Voltage Swing	VOUT	-28		+28	V	Output voltage swing (VCC = ±30V)
Common-Mode Rejection Ratio	CMRR	90		110	dB	Minimum common-mode rejection ratio
Power-Supply Rejection Ratio	PSRR	80		100	dB	Minimum power-supply rejection ratio

Instructions for Using OP279GSZ

1. Supply Voltage:

   • Ensure the supply voltage is within the range of -30V to +30V.
   • Use a stable power supply to avoid fluctuations that can affect performance.

2. Quiescent Current:

   • The typical quiescent current is 15 μA per op amp. This low current consumption makes the OP279GSZ suitable for battery-powered applications.

3. Input Offset Voltage:

   • The input offset voltage should be minimized to ensure accurate signal processing. The maximum offset voltage is ±50 μV.

4. Input Bias Current:

   • The input bias current is very low, typically ±1 nA. This reduces the impact on high-impedance sources.

5. Input Voltage Noise:

   • The typical input voltage noise density is 8 nV/√Hz, making the OP279GSZ suitable for low-noise applications.

6. Slew Rate:

   • The typical slew rate is 1.5 V/μs, which is adequate for most audio and control applications.

7. Gain Bandwidth Product:

   • The typical gain bandwidth product is 10 MHz, allowing for high-gain applications without significant bandwidth reduction.

8. Output Voltage Swing:

   • The output voltage swing is ±28V when powered by ±30V supplies. Ensure that the load does not exceed this range to prevent distortion or damage.

9. Common-Mode Rejection Ratio (CMRR):

   • The minimum CMRR is 90 dB, ensuring good rejection of common-mode signals.

10. Power-Supply Rejection Ratio (PSRR):

    • The minimum PSRR is 80 dB, reducing the influence of power supply variations on the output.

11. Layout Considerations:

    • Use short leads and ground planes to minimize noise pickup.
    • Place decoupling capacitors close to the power pins to stabilize the supply voltage.

12. Thermal Management:

    • Ensure adequate heat dissipation if operating at high power levels or in high-temperature environments.

13. Storage and Handling:

    • Store in a dry, cool environment to prevent moisture damage.
    • Handle with care to avoid static discharge, which can damage the sensitive internal components.

(For reference only)