Overview
The MC3403 is a low-cost, quad operational amplifier designed for single supply and split supply operations. It is part of the MC3403/MC3303 series from ON Semiconductor. This device is known for its true differential inputs and is suitable for a wide range of applications due to its versatile operating voltage range and robust electrical characteristics.
Key Specifications
| Characteristic | Symbol | Unit | Min | Typ | Max |
|---|---|---|---|---|---|
| Power Supply Voltages (Single Supply) | VCC | V | 3.0 | 36 | |
| Power Supply Voltages (Split Supplies) | VCC, VEE | V | ±1.5 | ±18 | |
| Input Offset Voltage | VIO | mV | -2.0 | 10 | |
| Input Offset Current | IIO | nA | -30 | 50 | |
| Input Bias Current | IIB | nA | -200 | -500 | |
| Large Signal Open Loop Voltage Gain | AVOL | V/mV | 10 | 200 | |
| Output Voltage Range (RL = 10 kΩ) | VOR | V | VCC-2.0 | VCC-1.7 | |
| Power Supply Current (VO = 0) | ICC, IEE | mA | 2.5 | 7.0 | |
| Individual Output Short-Circuit Current | ISC | mA | ±10 | ±20 | ±45 |
Key Features
- True Differential Input Stage: Allows for true differential input operation.
- Single Supply Operation: Can operate from 3.0 V to 36 V.
- Split Supply Operation: Can operate from ±1.5 V to ±18 V.
- Low Input Bias Currents: Maximum of 500 nA.
- Short Circuit Protected Outputs: Protects the device from short circuit conditions.
- Class AB Output Stage: Minimizes crossover distortion.
- Internally Compensated: Simplifies circuit design.
- Industry Standard Pin-outs: Easy to integrate into existing designs.
- ESD Diodes Added for Increased Ruggedness: Enhances device reliability.
- Pb-Free Packages Available: Compliant with environmental regulations.
Applications
- Audio Amplifiers: Suitable for audio applications due to its low distortion and wide output voltage range.
- Instrumentation: Used in various instrumentation applications requiring high accuracy and stability.
- Industrial Control Systems: Ideal for control systems that require robust and reliable operational amplifiers.
- Medical Devices: Can be used in medical devices that need precise and stable amplification.
- Automotive Systems: Suitable for automotive applications due to its wide operating temperature range.
Q & A
- What is the operating voltage range for the MC3403?
The MC3403 can operate from 3.0 V to 36 V in single supply mode and from ±1.5 V to ±18 V in split supply mode.
- What is the input bias current of the MC3403?
The input bias current is typically -200 nA to -500 nA.
- Does the MC3403 have short circuit protection?
Yes, the MC3403 has short circuit protected outputs.
- What is the output voltage range for the MC3403?
The output voltage range is typically VCC-2.0 V to VCC-1.7 V for a 10 kΩ load.
- Is the MC3403 internally compensated?
Yes, the MC3403 is internally compensated, which simplifies circuit design.
- What are the typical applications of the MC3403?
The MC3403 is used in audio amplifiers, instrumentation, industrial control systems, medical devices, and automotive systems.
- What is the power supply current of the MC3403?
The power supply current is typically 2.5 mA to 7.0 mA.
- Does the MC3403 have ESD protection?
Yes, the MC3403 has ESD diodes added for increased ruggedness.
- Is the MC3403 available in Pb-Free packages?
Yes, Pb-Free packages are available for the MC3403.
- What is the junction temperature range for the MC3403?
The junction temperature range is up to 150°C.
