LF412CN Dual JFET Input Operational Amplifier 18V 1.8mA DIP-8

LF412CN Dual JFET Input Operational Amplifier 18V 1.8mA DIP-8 The LF412CN is a low-cost, high-speed, JFET input operational amplifier designed with internally trimmed input offset voltage and low input offset voltage drift. This dual op-amp requires a low supply current while maintaining a large gain bandwidth product and a fast slew rate. Featuring well-matched high-voltage JFET input devices, it provides exceptionally low input bias and offset currents. Features • Internally Trimmed Offset Voltage: 1 mV (Max) • Low Input Offset Voltage Drift: 7 μV/°C (Typ) • Low Input Bias Current: 50 pA • Wide Gain Bandwidth: 3 MHz (Min) • High Slew Rate: 10 V/μs (Min) • Low Supply Current: 1.8 mA per amplifier • High Input Impedance: 1012Ω • Low Total Harmonic Distortion: ≤ 0.02% • Low 1/f Noise Corner: 50 Hz • Fast Settling Time (to 0.01%): 2 μs Specifications Parameter | Conditions / Category | Value (Typical/Limit) | Unit Absolute Maximum Ratings Supply Voltage | Maximum Limit | ±18 | V Differential Input Voltage | Maximum Limit | ±30 | V Power Dissipation | PDIP Package | 670 | mW Operating Temperature | Commercial (C) | 0 to 70 | °C DC Electrical Characteristics (V S = ±15V, T A = 25°C) Input Offset Voltage (V OS ) | R S = 10 kΩ | 1.0 (Typ) / 3.0 (Max) | mV Input Offset Current (I OS ) | T j = 25°C | 25 (Typ) / 100 (Max) | pA Input Bias Current (I B ) | T j = 25°C | 50 (Typ) / 200 (Max) | pA Input Resistance (R IN ) | – | 10 12 | Ω Large Signal Voltage Gain (A VOL ) | R L = 2 kΩ, V O = ±10V | 200 (Typ) / 25 (Min) | V/mV Output Voltage Swing (V O ) | R L = 10 kΩ | ±13.5 (Typ) / ±12 (Min) | V Common-Mode Rejection Ratio (CMRR) | R S ≤ 10 kΩ | 100 (Typ) / 70 (Min) | dB Supply Current (I S ) | V O = 0V, Both Amplifiers | 3.6 (Typ) / 6.5 (Max) | mA AC Electrical Characteristics (V S = ±15V, T A = 25°C) Slew Rate (SR) | – | 15 (Typ) / 8 (Min) | V/µs Gain-Bandwidth Product (GBW) | – | 4 (Typ) / 2.7 (Min) | MHz Total Harmonic Distortion (THD) | A V = +10, R L = 10 kΩ | ≤ 0.02 | % Equivalent Input Noise Voltage (e n ) | f = 1 kHz | 25 | nV/√Hz Equivalent Input Noise Current (i n ) | f = 1 kHz | 0.01 | pA/√Hz Applications • High-Speed Integrators • Fast D/A Converters • Sample and Hold Circuits • Circuits requiring low input offset voltage and drift • High input impedance and wide bandwidth applications Package Content • 1 x LF412CN Dual JFET Input Operational Amplifier 18V 1.8mA DIP-8 DataSheet • lf412-n