Details

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BUY LA1838 https://www.utsource.net/itm/p/12542747.html

Parameter	Symbol	Value	Unit
Supply Voltage	Vcc	4.5 to 5.5	V
Output Current	Iout	0 to 20	mA
Input Impedance	Zin	10	kΩ
Output Impedance	Zout	100	Ω
Frequency Range	f	20 to 20k	Hz
Gain Bandwidth	GBW	1.5	MHz
Slew Rate	SR	0.5	V/μs
Power Consumption	Pd	200	mW
Operating Temp.	Toper	-25 to 85	°C
Storage Temp.	Tstg	-40 to 125	°C

Instructions for Using LA1838

1. Supply Voltage:

   • Ensure the supply voltage (Vcc) is within the range of 4.5V to 5.5V. Exceeding this range can damage the device.

2. Output Current:

   • The maximum output current (Iout) is 20mA. Do not exceed this limit to avoid overheating or damaging the component.

3. Input and Output Impedance:

   • The input impedance (Zin) is 10kΩ, and the output impedance (Zout) is 100Ω. Match these values with your circuit to ensure optimal performance.

4. Frequency Range:

   • The LA1838 operates effectively within the frequency range of 20Hz to 20kHz. Signals outside this range may not be processed accurately.

5. Gain Bandwidth Product:

   • The gain bandwidth product (GBW) is 1.5MHz. This value helps in determining the maximum gain at a given frequency.

6. Slew Rate:

   • The slew rate (SR) is 0.5V/μs. This indicates the maximum rate of change of the output voltage per unit time.

7. Power Consumption:

   • The power consumption (Pd) is 200mW. Ensure that the power supply can handle this load.

8. Operating Temperature:

   • The operating temperature (Toper) range is -25°C to 85°C. Avoid operating the device outside this range to prevent malfunction or damage.

9. Storage Temperature:

   • The storage temperature (Tstg) range is -40°C to 125°C. Store the device in a suitable environment to maintain its integrity.

10. Handling and Installation:

    • Handle the LA1838 with care to avoid static discharge, which can damage the component.
    • Follow standard soldering practices to ensure a secure and reliable connection.

11. Testing:

    • Before integrating the LA1838 into a larger circuit, test it individually to verify its functionality and parameters.

12. Documentation:

    • Refer to the datasheet and application notes for more detailed information and specific use cases.

(For reference only)