Details

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BUY LM1971M/NOPB https://www.utsource.net/itm/p/861848.html
LM1971 Overture Audio Attenuator Series Digitally Controlled 62 dB Audio Attenuator with/Mute; Package: SOIC NARROW; No of Pins: 8; Qty per Container: 95/Rail

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	V_IN		-0.3		40	V
Output Voltage	V_OUT	No load	1.2		37	V
Quiescent Current	I_Q	V_IN = 5V		5		mA
Dropout Voltage	V_DROPOUT	I_OUT = 100mA, V_IN = 5V		0.6		V
Load Regulation	ΔV_OUT	I_OUT: 0mA to 100mA		0.01		%
Line Regulation	ΔV_OUT	V_IN: 4.75V to 5.25V		0.01		%
Ripple Rejection	RR	120Hz, V_IN = 5V		70		dB
Operating Junction Temp	T_JOPR		-40		125	°C

Instructions for Use:

1. Power Supply Connection: Connect the input voltage (V_IN) to the power supply and ensure it is within the specified range (-0.3V to 40V).

2. Output Configuration: Ensure that the output voltage (V_OUT) is set correctly according to your application requirements. The typical output voltage can be adjusted by external resistors if necessary.

3. Quiescent Current Consideration: Be mindful of the quiescent current which typically draws around 5mA at an input voltage of 5V.

4. Dropout Voltage Management: For efficient operation, especially under high load conditions, monitor the dropout voltage which should not exceed 0.6V at 100mA output current.

5. Regulation Monitoring: Monitor load and line regulation to ensure stability in output voltage as the load or input voltage changes.

6. Ripple Rejection: To minimize noise, the device provides a ripple rejection of up to 70dB at 120Hz.

7. Thermal Considerations: Operate the device within the operating junction temperature range (-40°C to 125°C) to avoid thermal stress.

8. Protection Circuits: Incorporate appropriate protection circuits such as capacitors on the input and output to stabilize the voltage and protect against transient voltages.

9. Mounting: Ensure proper mounting and heat dissipation to maintain optimal performance, especially under continuous load conditions.

Note: Always refer to the manufacturer's datasheet for the most accurate and detailed information.

(For reference only)