RC4136N

RC4136N Quad Operational Amplifier

Overview

The RC4136N is a high-performance quad operational amplifier designed for a wide range of analog signal processing applications. Part of the RC4136, RM4136, and RV4136 series, this IC integrates four independent op-amps in a single package, offering excellent performance in terms of low noise, high gain bandwidth, and low power consumption. The device is well-suited for use in audio equipment, instrumentation, and control systems where precision and reliability are critical.

Features

• Quad Operational Amplifier: Four independent op-amps in a single 14-pin package.
• Low Noise: Optimized for applications requiring minimal signal distortion.
• Wide Supply Voltage Range: Operates from ±5V to ±18V, accommodating various power supply configurations.
• High Gain Bandwidth Product: Ensures stable performance across a broad frequency range.
• Low Input Bias Current: Reduces errors in high-impedance circuits.
• Short-Circuit Protection: Built-in safeguards prevent damage during output overload conditions.
• Low Power Consumption: Ideal for battery-operated and portable devices.
• Internal Frequency Compensation: Eliminates the need for external compensation components.

Applications

The RC4136N is versatile and finds use in numerous analog circuit designs, including:

• Audio Processing: Preamplifiers, tone control circuits, and active filters.
• Instrumentation: Signal conditioning, data acquisition systems, and sensor interfaces.
• Control Systems: PID controllers, motor drivers, and feedback loops.
• Medical Electronics: Biomedical signal amplification and filtering.
• Test and Measurement Equipment: Oscilloscopes, function generators, and multimeters.
• Industrial Automation: Process control and monitoring systems.

Electrical Characteristics

The following table summarizes key electrical specifications under typical operating conditions (V_CC = ±15V, T_A = 25°C unless otherwise noted):

• Supply Voltage Range: ±5V to ±18V
• Input Offset Voltage: 2mV (max)
• Input Bias Current: 20nA (max)
• Input Offset Current: 5nA (max)
• Common-Mode Rejection Ratio (CMRR): 90dB (min)
• Power Supply Rejection Ratio (PSRR): 96dB (min)
• Gain Bandwidth Product: 4MHz (typ)
• Slew Rate: 13V/µs (typ)
• Output Voltage Swing: ±13V (min, R_L = 2kΩ)
• Quiescent Current per Amplifier: 1.7mA (typ)

Package Information

The RC4136N is available in a standard 14-pin dual in-line package (DIP) and surface-mount variants for flexible PCB integration. Key package details include:

• Package Type: 14-Pin PDIP (Plastic Dual In-Line Package)
• Pin Configuration:
  • Pins 1, 7, 8, 14: Outputs of amplifiers 1 through 4
  • Pins 2, 6, 9, 13: Inverting inputs of amplifiers 1 through 4
  • Pins 3, 5, 10, 12: Non-inverting inputs of amplifiers 1 through 4
  • Pin 4: V_CC+ (Positive supply voltage)
  • Pin 11: V_CC- (Negative supply voltage)
• Operating Temperature Range: -40°C to +85°C
• Storage Temperature Range: -65°C to +150°C
• Moisture Sensitivity Level (MSL): MSL 1 (Unlimited floor life at ≤30°C/85% RH)

Design Considerations

When designing with the RC4136N, consider the following guidelines to ensure optimal performance:

• Power Supply Decoupling: Use 0.1µF ceramic capacitors close to the supply pins to minimize noise.
• PCB Layout: Keep input traces short and away from high-frequency signals to prevent crosstalk.
• Thermal Management: Ensure adequate airflow or heat sinking in high-power applications.
• Input Protection: Add clamping diodes if input signals may exceed supply voltages.

Conclusion

The RC4136N quad operational amplifier is a robust and versatile component suitable for a broad spectrum of analog applications. Its combination of low noise, high bandwidth, and reliable performance makes it an excellent choice for engineers designing precision circuits. Whether used in audio systems, industrial controls, or medical devices, the RC4136N delivers consistent results with minimal external components.