Details

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BUY LF398AN https://www.utsource.net/itm/p/12399510.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VCC	-	5	15	30	V
Supply Current	ICC	VCC = 15V, no load	-	1.2	-	mA
Input Impedance	ZIN	-	1	-	-	G惟
Output Impedance	ZOUT	-	-	0.5	-	惟
Bandwidth	fBW	VCC = 15V, VOUT = 5V p-p	-	1	10	MHz
Slew Rate	SR	VCC = 15V	15	-	-	V/渭s
Power Dissipation	PD	TA = 25掳C	-	-	625	mW
Operating Temperature Range	TA	-	-40	25	85	掳C
Storage Temperature Range	TSTG	-	-65	-	150	掳C

Instructions for Using LF398AN

1. Power Supply:

   • The LF398AN can operate with a supply voltage ranging from 5V to 30V. Ensure that the supply voltage is stable and within the specified range to avoid damage to the device.

2. Input Signal:

   • The input impedance of the LF398AN is very high (1 G惟). This allows it to be used in applications where the source impedance is high without significant loading effects.

3. Output Signal:

   • The output impedance is low (0.5 惟), making it suitable for driving loads directly. However, ensure that the load does not exceed the maximum current capability of the device.

4. Bandwidth:

   • The LF398AN has a bandwidth of up to 10 MHz, which is suitable for high-speed analog signal processing applications. The typical bandwidth is 1 MHz.

5. Slew Rate:

   • The slew rate is 15 V/渭s, which means the device can handle fast-changing signals without distortion. This is important for maintaining signal integrity in high-frequency applications.

6. Power Dissipation:

   • The maximum power dissipation is 625 mW at 25掳C ambient temperature. Ensure proper heat sinking or cooling if the device is expected to operate near this limit.

7. Temperature Ranges:

   • The operating temperature range is from -40掳C to 85掳C, and the storage temperature range is from -65掳C to 150掳C. Ensure that the device is operated within these temperature limits to prevent damage.

8. Handling and Storage:

   • Handle the LF398AN with care to avoid static discharge, which can damage the device. Store the device in a dry, cool place within the specified storage temperature range.

9. Circuit Design:

   • When designing circuits with the LF398AN, consider the use of bypass capacitors to stabilize the power supply and reduce noise. Place these capacitors as close as possible to the power pins of the device.

10. Testing:

    • Before finalizing the design, test the circuit under various conditions, including different supply voltages, temperatures, and input signals, to ensure reliable operation.

By following these instructions, you can effectively use the LF398AN in your analog signal processing applications.

(For reference only)