LF412 Dual JFET Input Operational Amplifier IC

The Texas Instruments LF412 is a dual JFET input operational amplifier designed for low offset voltage and low drift performance.
It provides high input impedance, low input bias current, and fast signal response for precision analog circuits.
The device supports a typical gain bandwidth of 3 MHz and a slew rate of approximately 15 V/µs.
It operates from dual power supplies commonly set at ±15 V and is compatible with standard analog designs.
Typical applications include signal conditioning, active filters, instrumentation, and audio processing circuits.

• Dual JFET Input Stages for high input impedance operation

• Low Input Offset Voltage suitable for precision amplification

• Low Offset Voltage Drift supporting stable temperature performance

• High Slew Rate of approximately 15 V/µs

• Gain Bandwidth Product of approximately 3 MHz

• Low Input Bias Current in the picoampere range

• Dual Power Supply Operation supporting ±5 V to ±18 V

• Model | LF412
• Device Type | Dual JFET Input Operational Amplifier
• Number of Channels | 2
• Recommended Supply Voltage | ±15 V
• Operating Supply Voltage Range | ±5 V to ±18 V
• Gain Bandwidth Product | Approximately 3 MHz
• Slew Rate | Approximately 15 V/µs
• Input Offset Voltage (Typical) | 1 mV
• Input Offset Voltage Drift (Typical) | 10 µV/°C
• Input Bias Current (Typical) | 50 pA
• Package Type | 8-Pin DIP or 8-Pin SOIC

• Datasheet