Overview
The LM2902MTX/NOPB is a quad operational amplifier produced by Texas Instruments. It is part of the LMx24-N series, designed to operate from a single power supply over a wide range of voltages. This component is particularly useful in systems where dual power supplies are not available, making it versatile for various applications.
The LM2902MTX/NOPB is packaged in a 14-pin TSSOP (Thin Shrink Small Outline Package) and operates within a temperature range of -40°C to 85°C. It is internally frequency compensated for unity gain and features a wide bandwidth and large DC voltage gain, making it suitable for a variety of operational amplifier circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | TSSOP (PW) | - |
| Pins | 14 | - |
| Operating Temperature Range | -40 to 85 | °C |
| Supply Voltage (Single) | 3 to 32 | V |
| Supply Voltage (Dual) | ±1.5 to ±16 | V |
| Supply Current Drain | 700 µA | - |
| Input Biasing Current | 45 nA | - |
| Input Offset Voltage | 2 mV | - |
| Input Offset Current | 5 nA | - |
| Bandwidth (Unity Gain) | 1 MHz | - |
| DC Voltage Gain | 100 dB | - |
| Input Common-Mode Voltage Range | 0 to V+ - 1.5 V | V |
| Output Voltage Swing | 0 V to V+ - 1.5 V | V |
Key Features
- Internally frequency compensated for unity gain
- Large DC voltage gain of 100 dB
- Wide bandwidth (unity gain) of 1 MHz (temperature compensated)
- Wide power supply range: single supply from 3 V to 32 V or dual supplies from ±1.5 V to ±16 V
- Very low supply current drain (700 µA), essentially independent of supply voltage
- Low input biasing current (45 nA) and low input offset voltage (2 mV) and offset current (5 nA)
- Input common-mode voltage range includes ground and differential input voltage range equal to the power supply voltage
- Large output voltage swing from 0 V to V+ - 1.5 V
- Eliminates the need for dual supplies; compatible with all forms of logic
- Power drain suitable for battery operation
- Unity gain cross frequency and input bias current are temperature compensated
Applications
The LM2902MTX/NOPB is suitable for various applications, including:
- Transducer amplifiers
- DC gain blocks
- All conventional op-amp circuits, especially in single power supply systems
- Interface electronics in digital systems without requiring additional ±15 V power supplies
Q & A
- What is the operating temperature range of the LM2902MTX/NOPB?
The operating temperature range is -40°C to 85°C.
- What are the package options for the LM2902MTX/NOPB?
The component is available in a 14-pin TSSOP (PW) package.
- What is the supply voltage range for the LM2902MTX/NOPB?
The supply voltage range is from 3 V to 32 V for single supply or ±1.5 V to ±16 V for dual supplies.
- What is the typical supply current drain of the LM2902MTX/NOPB?
The typical supply current drain is 700 µA, which is essentially independent of the supply voltage.
- What are the key features of the LM2902MTX/NOPB in terms of input and output characteristics?
The key features include low input biasing current (45 nA), low input offset voltage (2 mV), and a large output voltage swing from 0 V to V+ - 1.5 V.
- Is the LM2902MTX/NOPB suitable for battery operation?
- What are some common applications of the LM2902MTX/NOPB?
- Can the LM2902MTX/NOPB operate directly from a standard 5-V power supply used in digital systems?
- What is the bandwidth of the LM2902MTX/NOPB at unity gain?
- Is the input common-mode voltage range of the LM2902MTX/NOPB inclusive of ground?
