Details

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BUY OPA354AIDBVR https://www.utsource.net/itm/p/11299189.html
operational amplifier OPA354AIDBVR SOT-153 marking DABI

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
Supply Voltage	VCC	2.7	-	5.5	V	-
Quiescent Current (per amplifier)	IQ	-	260	-	μA	VCC = 5V, TA = 25°C
Input Offset Voltage	VOS	-	15	-	μV	VCC = 5V, TA = 25°C
Input Bias Current	IB	-	1	-	pA	VCC = 5V, TA = 25°C
Input Voltage Noise Density	en	-	2.8	-	nV/√Hz	f = 1kHz, VCC = 5V, TA = 25°C
Slew Rate	SR	-	2.2	-	V/μs	VCC = 5V, TA = 25°C
Bandwidth (Unity Gain)	fU	-	10	-	MHz	VCC = 5V, TA = 25°C
Large Signal Voltage Gain	AV	-	120	-	dB	VCC = 5V, TA = 25°C
Output Voltage Swing	VOUT	-	2.5	-	V	VCC = 5V, RL = 2kΩ, TA = 25°C
Common-Mode Rejection Ratio	CMRR	-	120	-	dB	VCC = 5V, TA = 25°C
Power-Supply Rejection Ratio	PSRR	-	110	-	dB	VCC = 5V, TA = 25°C

Instructions for Using OPA354AIDBVR:

1. Supply Voltage:

   • Ensure the supply voltage is within the range of 2.7V to 5.5V.
   • Use a stable power supply to avoid fluctuations that can affect performance.

2. Quiescent Current:

   • The quiescent current is typically 260 μA per amplifier at 5V supply voltage and 25°C ambient temperature.
   • Consider this when designing power-efficient circuits.

3. Input Offset Voltage:

   • The typical input offset voltage is 15 μV.
   • Use trimming techniques or precision resistors if lower offset is required.

4. Input Bias Current:

   • The typical input bias current is 1 pA.
   • Use high-impedance sources to minimize the effect of bias currents.

5. Input Voltage Noise Density:

   • The typical input voltage noise density is 2.8 nV/√Hz at 1 kHz.
   • Use low-noise design techniques and shielding to minimize external noise.

6. Slew Rate:

   • The typical slew rate is 2.2 V/μs.
   • Ensure that the input signals do not exceed the slew rate to avoid distortion.

7. Bandwidth (Unity Gain):

   • The typical unity gain bandwidth is 10 MHz.
   • Design the circuit to operate within this bandwidth for optimal performance.

8. Large Signal Voltage Gain:

   • The typical large signal voltage gain is 120 dB.
   • Use appropriate feedback networks to achieve the desired gain.

9. Output Voltage Swing:

   • The typical output voltage swing is 2.5V with a 2kΩ load.
   • Ensure the load resistance is appropriate to achieve the desired output swing.

10. Common-Mode Rejection Ratio (CMRR):

    • The typical CMRR is 120 dB.
    • Use balanced inputs to maximize CMRR and reduce common-mode interference.

11. Power-Supply Rejection Ratio (PSRR):

    • The typical PSRR is 110 dB.
    • Use decoupling capacitors close to the power pins to improve PSRR.

12. Thermal Management:

    • Ensure proper thermal management to keep the device within its operating temperature range.
    • Use heat sinks or other cooling methods if necessary.

13. Layout Considerations:

    • Follow good PCB layout practices to minimize parasitic effects and ensure stable operation.
    • Keep signal paths short and use ground planes to reduce noise.

14. Storage and Handling:

    • Store the device in a dry, static-free environment.
    • Handle with care to avoid damage to the leads and package.

(For reference only)