Overview
The MC3403NSR, produced by Texas Instruments, is a quadruple low-power operational amplifier. It is designed to offer several distinct advantages over traditional operational amplifiers, particularly in single supply applications. The MC3403 is similar in performance to the µA741 but with improved characteristics such as lower quiescent supply currents and a wider range of supply voltages. It operates from a single supply of 3 V to 36 V or from split supplies ranging from ±1.5 V to ±18 V. This device is characterized for operation from 0°C to 70°C, making it suitable for a variety of applications where low power consumption and versatility are crucial.
Key Specifications
| Parameter | MC3403 | Unit |
|---|---|---|
| Input Offset Voltage (VIO) | 2.0 - 10 | mV |
| Input Offset Current (IIO) | 30 - 50 | nA |
| Input Bias Current (IIB) | -200 - -500 | nA |
| Common-Mode Input Voltage Range (VICR) | VCC- to 12.5 VCC- | V |
| Supply Voltage Range | 3 V to 36 V (Single), ±1.5 V to ±18 V (Split) | V |
| Operating Ambient Temperature Range | 0°C to 70°C | °C |
| Total Supply Current (ICC) | 2.8 - 7.0 | mA |
| Short-Circuit Output Current (ISC) | ±10 - ±30 | mA |
| Power Supply Rejection Ratio (PSRR) | 30 - 150 | µV/V |
Key Features
- True Differential Input Stage: Ensures accurate and stable input signals.
- Class AB Output Stage: Minimizes crossover distortion, providing cleaner output signals.
- Short-Circuit Protected Outputs: Protects the device from damage due to short circuits.
- Low Input Bias Currents: Reduces the impact of input bias on the amplifier's performance.
- Single and Split Supply Operation: Flexible operation from 3 V to 36 V single supply or ±1.5 V to ±18 V split supplies.
- Internal Frequency Compensation: Ensures stable operation without the need for external compensation components.
- Low Quiescent Supply Currents: About one-third of those associated with the MC1741C, making it power-efficient.
Applications
The MC3403NSR is suitable for a wide range of applications, including:
- Audio and Video Equipment: Due to its low distortion and high fidelity, it is ideal for audio and video amplification.
- Medical Devices: Its low power consumption and stable performance make it suitable for medical equipment.
- Industrial Control Systems: It can be used in various industrial control applications requiring reliable and low-power amplification.
- Automotive Systems: The device's ability to operate over a wide range of supply voltages makes it suitable for automotive applications.
- Consumer Electronics: It is used in various consumer electronic devices where low power and high performance are required.
Q & A
- What is the operating temperature range of the MC3403NSR?
The MC3403NSR operates from 0°C to 70°C.
- What are the supply voltage ranges for the MC3403NSR?
The device can operate from a single supply of 3 V to 36 V or from split supplies ranging from ±1.5 V to ±18 V.
- What is the input offset voltage of the MC3403NSR?
The input offset voltage ranges from 2.0 to 10 mV.
- Does the MC3403NSR have short-circuit protection?
Yes, the MC3403NSR has short-circuit protected outputs.
- What is the typical total supply current of the MC3403NSR?
The typical total supply current is between 2.8 and 7.0 mA.
- What is the common-mode input voltage range of the MC3403NSR?
The common-mode input voltage range includes the negative supply and extends up to 12.5 V below the positive supply.
- Is the MC3403NSR suitable for audio applications?
Yes, it is suitable for audio applications due to its low distortion and high fidelity.
- What is the slew rate of the MC3403NSR at unity gain?
The slew rate at unity gain is approximately 0.6 V/µs.
- Does the MC3403NSR have internal frequency compensation?
Yes, the MC3403NSR has internal frequency compensation, ensuring stable operation without external components.
- What are the package options available for the MC3403NSR?
The MC3403NSR is available in various packages including SOIC, SOP, and PDIP.
