Overview
The L2722 is a low-drop dual power operational amplifier manufactured by STMicroelectronics. It is designed for reliable and efficient amplification in various applications, including industrial control systems, medical equipment, and automotive electronics. This device features high common-mode rejection ratio, low input bias current, and a wide operating temperature range, making it suitable for use in environments where signal integrity and reliability are crucial.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Mounting Style | Through Hole | |
| Package / Case | PDIP-8 | |
| Number of Channels | 2 Channel | |
| Supply Voltage - Max | 28 V, +/- 14 V | |
| GBP - Gain Bandwidth Product | 1.2 MHz | |
| SR - Slew Rate | 2 V/us | |
| Vos - Input Offset Voltage | 10 mV | |
| Supply Voltage - Min | 4 V, +/- 2 V | |
| Minimum Operating Temperature | -40 C | |
| Maximum Operating Temperature | +150 C | |
| Ib - Input Bias Current | 1 uA | |
| Operating Supply Current | 15 mA | |
| CMRR - Common Mode Rejection Ratio | 66 dB | |
| Output Current per Channel | 1 A | |
| Pd - Power Dissipation | 1 W | |
| PSRR - Power Supply Rejection Ratio | 60 dB | |
| Technology | Bipolar | |
| Height | 3.32 mm | |
| Length | 10.92 mm (Max) | |
| Width | 6.6 mm (Max) |
Key Features
- Low Drop: The L2722 has a low dropout voltage, making it suitable for use in battery-powered devices or systems with limited power supply.
- Dual Power Operational Amplifier: This device features two operational amplifiers on a single chip, allowing for simultaneous amplification of multiple signals.
- High Common-Mode Rejection Ratio: The L2722 has a high common-mode rejection ratio, ensuring reliable operation in the presence of noise and interference.
- Low Input Bias Current: This device features low input bias current, making it suitable for use with small signal sources.
- Wide Operating Temperature Range: The L2722 operates over a temperature range of -40°C to +150°C.
- Thermal Shutdown: The device includes thermal shutdown protection to prevent overheating.
Applications
The L2722 is commonly used in:
- Industrial control systems: For reliable amplification of signals in control and monitoring systems.
- Medical equipment: Where precision and reliability are critical for patient safety and accurate readings.
- Automotive electronics: For various automotive applications requiring robust and reliable signal amplification.
- Battery-powered devices: Due to its low dropout voltage, it is suitable for battery-powered systems.
Q & A
- What is the L2722 operational amplifier used for?
The L2722 is used for reliable and efficient amplification in industrial control systems, medical equipment, and automotive electronics. - What is the package type of the L2722?
The L2722 is available in an 8-pin PDIP (Plastic Dual In-Line Package) package. - What is the maximum supply voltage for the L2722?
The maximum supply voltage for the L2722 is 28 V or +/- 14 V. - What is the gain-bandwidth product of the L2722?
The gain-bandwidth product of the L2722 is 1.2 MHz. - What is the slew rate of the L2722?
The slew rate of the L2722 is 2 V/us. - What is the input offset voltage of the L2722?
The input offset voltage of the L2722 is 10 mV. - What is the common-mode rejection ratio of the L2722?
The common-mode rejection ratio of the L2722 is 66 dB. - What is the maximum output current per channel of the L2722?
The maximum output current per channel of the L2722 is 1 A. - Does the L2722 have thermal shutdown protection?
Yes, the L2722 includes thermal shutdown protection. - What is the operating temperature range of the L2722?
The operating temperature range of the L2722 is -40°C to +150°C.
