Details

---

BUY NJM2120D https://www.utsource.net/itm/p/11728649.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc		2.0	5.0	7.0	V
Quiescent Current	IQ	Vcc = 5V, no load		3.0		mA
Output Voltage Swing	Vout	Vcc = 5V, RL = 4惟	0.8		3.8	V
Slew Rate	SR	Vcc = 5V		0.5		V/渭s
Total Harmonic Distortion	THD	Vcc = 5V, f = 1kHz		0.01		%
Power Supply Rejection Ratio	PSRR	f = 100Hz		70		dB
Input Offset Voltage	Vos			2.0		mV
Input Bias Current	IB			100		nA
Input Voltage Range	Vin		-0.3		Vcc+0.3	V
Operating Temperature	Temp		-40		85	掳C

Instructions for Using NJM2120D:

1. Power Supply:

   • Ensure the supply voltage (Vcc) is within the range of 2.0V to 7.0V.
   • Use appropriate decoupling capacitors (typically 0.1渭F and 10渭F) close to the power supply pins to stabilize the supply voltage.

2. Input Signal:

   • The input signal should be within the input voltage range, which is from -0.3V to Vcc + 0.3V.
   • Use a coupling capacitor if the input signal is AC-coupled to avoid DC offset issues.

3. Output Load:

   • The output can drive loads down to 4惟 with a typical output voltage swing of 0.8V to 3.8V at Vcc = 5V.
   • For optimal performance, ensure the load impedance is appropriate for the desired output level.

4. Thermal Management:

   • The operating temperature range is -40掳C to 85掳C. Ensure adequate heat dissipation if the device is expected to operate near the upper limit of this range.
   • Use a heatsink if necessary, especially for high-power applications.

5. Slew Rate:

   • The typical slew rate is 0.5V/渭s. This limits the maximum rate of change of the output voltage and should be considered when designing circuits that require fast transient responses.

6. Distortion:

   • The total harmonic distortion (THD) is typically 0.01% at 1kHz. This indicates good linearity and low distortion, making the NJM2120D suitable for audio applications.

7. Power Supply Rejection Ratio (PSRR):

   • The PSRR is 70dB at 100Hz, indicating good rejection of power supply noise. However, for critical applications, additional filtering or regulation may be required.

8. Offset Voltage:

   • The input offset voltage is typically 2.0mV. This should be considered when designing precision circuits.

9. Bias Current:

   • The input bias current is typically 100nA. This is relatively low but should still be accounted for in high-impedance input circuits.

10. Storage and Handling:

    • Store the device in a dry, cool place to prevent moisture damage.
    • Handle with care to avoid static discharge, which can damage the device.

By following these guidelines, you can ensure reliable and efficient operation of the NJM2120D in your application.

(For reference only)