HLF 4558D – Low Noise Dual Operational Amplifier (SOP8) | High-Performance Audio Op-Amp | ±2V to ±22V, –40°C to +85°C | Surface-Mount Package

The HLF 4558D (SOP8) offers the same low-noise, dual op-amp performance as the DIP version in a compact surface-mount form, optimized for modern PCB layouts and high-density designs. Its wide voltage range, low distortion, and high slew rate make it a top choice for precision analog and audio systems.

Key Features:

• Function: Dual Low-Noise Operational Amplifier

• Technology: Bipolar

• Operating Voltage: ±2V to ±22V

• Supply Current: 3.6 mA (typical per amplifier)

• Input Offset Voltage: < ±5 mV

• Input Bias Current: < 400 nA

• Gain Bandwidth Product: 3 MHz

• Slew Rate: 1 V/µs

• Operating Temperature: –40°C to +85°C

• Package Type: SOP8 (Small Outline Package)

• Mounting Type: Surface-Mount

• Low Noise and Distortion

• Compact, Thermally Efficient Design

• Stable Performance over Wide Temperature Range

Applications:

• Audio Signal Processing

• Active Filters and Buffers

• Sensor and Control Circuits

• Portable and Embedded Systems

• High-Fidelity Analog Designs