Overview
The LM7332MAX/NOPB, produced by Texas Instruments, is a dual rail-to-rail input and output operational amplifier designed to meet the demands of automotive, industrial, and power supply applications. This device boasts a wide operating temperature range of –40°C to +125°C, making it highly versatile for use in extreme conditions. The LM7332 features a high output current capability, exceeding that of most monolithic operational amplifiers, which allows it to drive many loads directly without the need for discrete transistors. This enhances both cost and space efficiency in circuit designs. The amplifier also offers a wide supply voltage range of 2.5 V to 32 V and can handle unlimited capacitive loads without oscillations, further expanding its application scope.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Supply Voltage Range | 2.5 V to 32 V | V |
| Input Common Mode Voltage | 0.3 V Beyond Rails | V |
| Output Short Circuit Current | > 100 mA | mA |
| High Output Current (1 V from Rails) | ±70 mA | mA |
| Gain-Bandwidth Product (GBWP) | 21 MHz | MHz |
| Slew Rate | 15.2 V/µs | V/µs |
| Capacitive Load Tolerance | Unlimited | |
| Total Supply Current | 2 mA | mA |
| Operating Temperature Range | –40°C to +125°C | °C |
Key Features
- Dual rail-to-rail input and output capability, allowing for operation in high-side and low-side sensing applications without exceeding the input range.
- High output current of up to 100 mA, enabling direct drive of many loads without the need for discrete transistors.
- Wide supply voltage range of 2.5 V to 32 V, ensuring functionality under extreme conditions.
- Unlimited capacitive load tolerance, eliminating the risk of oscillations.
- Insensitivity to power supply variations, simplifying usage in various applications.
- Available in 8-pin VSSOP and SOIC packages, offering flexibility in design and implementation.
Applications
- MOSFET and Power Transistor Driver
- Replaces Discrete Transistors in High Current Output Circuits
- Instrumentation 4–20 mA Current Loops
- Analog Data Transmission
- Multiple Voltage Power Supplies and Battery Chargers
- High-Side and Low-Side Current Sensing
- Bridge and Sensor Driving
- Digital-to-Analog Converter Output
Q & A
- What is the operating temperature range of the LM7332MAX/NOPB?
The operating temperature range is –40°C to +125°C.
- What is the supply voltage range for the LM7332MAX/NOPB?
The supply voltage range is 2.5 V to 32 V.
- How much output current can the LM7332MAX/NOPB provide?
The device can provide up to 100 mA of output current.
- Can the LM7332MAX/NOPB drive unlimited capacitive loads?
- In what packages is the LM7332MAX/NOPB available?
The device is available in 8-pin VSSOP and SOIC packages.
- What are some common applications of the LM7332MAX/NOPB?
Common applications include MOSFET and power transistor driving, replacing discrete transistors in high current output circuits, instrumentation 4–20 mA current loops, and high-side and low-side current sensing.
- Is the LM7332MAX/NOPB suitable for automotive applications?
- How does the LM7332MAX/NOPB handle power supply variations?
Most parameters of the LM7332MAX/NOPB are insensitive to power supply variations, simplifying its usage in various applications.
- What is the gain-bandwidth product (GBWP) of the LM7332MAX/NOPB?
The GBWP is 21 MHz.
- What is the slew rate of the LM7332MAX/NOPB?
The slew rate is 15.2 V/µs.
