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Product Detailed Parameters
- Description：IC OPAMP JFET 2 CIRCUIT 8DIP
- Series：-
- Mfr：onsemi
- Package：Tube
- Amplifier Type：J-FET
- Number of Circuits：2
- Output Type：-
- Slew Rate：13V/µs
- Gain Bandwidth Product：4 MHz
- Current - Input Bias：50 pA
- Voltage - Input Offset：5 mV
- Current - Supply：3.6mA
- Current - Output / Channel：-
- Voltage - Supply Span (Min)：36 V
- Voltage - Supply Span (Max)：36 V
- Operating Temperature：0°C ~ 70°C
- Grade：-
- Qualification：-
- Mounting Type：Through Hole
- Package / Case：8-DIP (0.300", 7.62mm)
- Supplier Device Package：8-DIP
- -3db Bandwidth：-
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Overview
The KF353 is a dual JFET input operational amplifier manufactured by onsemi. It features an internally trimmed offset voltage of 10mV and low input bias current of 200pA. The device provides a wide gain bandwidth of 4MHz and a high slew rate of 13V/µs. It operates within a supply voltage range of ±18V and supports a temperature range of 0°C to +70°C. The component is housed in an 8-DIP package.
Feature Summary
- JFET input architecture providing high input impedance
- Internally compensated for simplified circuit design
- Wide gain bandwidth suitable for signal processing
Applications
- General-purpose analog signal conditioning
- Audio pre-amplification circuits
- Precision measurement instrumentation
Procurement Notes
Verify the manufacturer origin, as the datasheet indicates Fairchild Semiconductor copyright while current listings show onsemi. Confirm the specific package type matches the required footprint. Ensure the operating temperature range aligns with the intended environmental conditions. Check for any obsolescence notices or lifecycle status updates from the supplier before finalizing procurement plans.
Selection Notes
Select this component when high input impedance and low bias current are critical requirements. The internal compensation eliminates external frequency compensation components. Verify that the 4MHz bandwidth meets the application's frequency response needs. Consider the 8-DIP package constraints for PCB layout and thermal management during the selection process.
Part Context
This part belongs to the LF353 family of dual JFET operational amplifiers. It shares similar electrical characteristics with other members of the series but may differ in packaging or manufacturing origin. The component represents a standard solution for general-purpose analog applications requiring JFET input stages.
Replacement Considerations
Direct substitutes include the LF353N and LF353MX. Verify pin compatibility and electrical specifications match the original design requirements before substitution.
