TL074 Low Noise JFET Quad Operational Amplifier SOP-14

TL074 Low Noise JFET Quad Operational Amplifier (SOP-14) delivers high-performance signal amplification with ultra-low noise and distortion. Engineers and designers use this quad-op-amp in audio equipment, medical instrumentation, and precision analog circuits for its superior bandwidth and stability. The JFET-input design ensures minimal power consumption while maintaining high input impedance.

Key Features:

• Ultra-Low Noise: Reduces signal interference in high-gain applications (18 nV/√Hz typical).
• JFET Input: Provides high input impedance (>10¹² Ω) and low input bias current.
• Wide Bandwidth: Supports 3 MHz gain-bandwidth product for dynamic signal processing.
• Low Power Consumption: Operates efficiently at ±5 V to ±15 V supplies.
• SOP-14 Package: Space-saving surface-mount design for compact PCBs.

Technical Specifications:

• Supply Voltage Range: ±5 V to ±15 V (dual supply)
• Input Offset Voltage: 3 mV (max)
• Slew Rate: 13 V/µs (typical)
• Operating Temperature: –40 °C to +105 °C
• Output Current: 40 mA (peak)

Mechanical Specifications:

• Package Type: SOP-14 (SMALL OUTLINE PACKAGE)
• Lead Material: Matte Tin (Sn) plating for solderability
• Moisture Sensitivity: MSL 1 (Unlimited floor life)

Dimensions:

• Package Length: 8.65 mm (max)
• Package Width: 3.9 mm (max)
• Lead Pitch: 1.27 mm

Pinout and Wiring:

• Pin 1, 7, 8, 14: Outputs for Op-Amps 1 to 4
• Pin 2, 6, 9, 13: Inverting Inputs (–IN)
• Pin 3, 5, 10, 12: Non-Inverting Inputs (+IN)
• Pin 4: VCC+ (Positive Supply)
• Pin 11: VCC– (Negative Supply)
• Connect VCC+ (Pin 4) and VCC– (Pin 11) to power, and route signals via input/output pins.

Datasheet Reference:

• Download the TL074 datasheet from Texas Instruments or STMicroelectronics for detailed schematics, thermal ratings, and application notes.

Applications:

• Audio Preamps: Enhances low-noise amplification for microphones and musical instruments.
• Active Filters: Implements high-precision bandpass/notch filters in signal chains.
• Medical Devices: Ensures accurate signal conditioning in ECG and EEG systems.
• Test & Measurement: Supports oscilloscopes and data acquisition systems.

Equivalent Models:

• TL084: Higher slew rate (16 V/µs) with similar JFET inputs.
• OPA4134: Burr-Brown’s precision quad-op-amp alternative.
• LF347: Budget-friendly JFET quad-op-amp with comparable specs.

Package Includes:

• 1 x TL074 Low Noise JFET Quad Operational Amplifier IC (SOP-14)