Overview
The LM2902KAVQPWR is a low-power, quad-operational amplifier produced by Texas Instruments. This device is part of the LM2902 series, which is designed for automotive and industrial control systems. It features four independent, high-gain operational amplifiers that are internally frequency compensated. The LM2902KAVQPWR operates over a wide range of power supply voltages and is characterized for operation from -40°C to +125°C, making it suitable for various demanding environments.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Input Offset Voltage (VIO) | 2 | 7 | 9 | mV |
| Input Offset Current (IIO) | 2 | 30 | 40 | nA |
| Input Bias Current (IIB) | 20 | 150 | 300 | nA |
| Large Signal Voltage Gain (Avd) | 50 | 100 | 100 | V/mV |
| Supply Voltage Rejection Ratio (SVR) | 65 | 65 | 110 | dB |
| Supply Current (Icc) | 0.7 | 1.2 | 1.5 | mA |
| Gain Bandwidth Product (GBP) | 1.2 | - | - | MHz |
| Operating Temperature Range | -40 | - | 125 | °C |
| Power Supply Voltage Range | 3 | - | 30 | V (Single Supply), ±1.5 to ±15V (Dual Supplies) |
| Package Type | - | - | TSSOP14 | - |
Key Features
- Low input bias current: 20 nA.
- Low input offset voltage: 2 mV (typical).
- Wide power supply range: Single supply from 3 V to 30 V, and dual supplies from ±1.5 V to ±15 V.
- Large DC voltage gain: 100 dB.
- Wide bandwidth (unity gain): 1.2 MHz.
- Internally frequency compensated.
- Low supply current: 700 µA (independent of supply voltage).
- Input common-mode voltage range includes ground.
- Large output voltage swing: 0 to VCC-1.5V.
- Totally lead-free and fully RoHS compliant.
Applications
The LM2902KAVQPWR is designed for use in various applications, including:
- Automotive control systems.
- Industrial control systems.
- General-purpose amplification in electronic circuits.
- Signal conditioning and processing.
- Power supply and voltage regulation circuits.
Q & A
- What is the operating temperature range of the LM2902KAVQPWR?
The operating temperature range is from -40°C to +125°C.
- What is the typical input offset voltage of the LM2902KAVQPWR?
The typical input offset voltage is 7 mV.
- What is the gain bandwidth product of the LM2902KAVQPWR?
The gain bandwidth product is 1.2 MHz.
- What are the available package types for the LM2902KAVQPWR?
The device is available in a TSSOP14 package.
- What is the supply current of the LM2902KAVQPWR?
The supply current is typically 1.2 mA, with a maximum of 1.5 mA.
- Does the LM2902KAVQPWR support single and dual power supply operations?
Yes, it supports both single supply (3 V to 30 V) and dual supplies (±1.5 V to ±15 V).
- What is the input bias current of the LM2902KAVQPWR?
The input bias current is typically 20 nA.
- Is the LM2902KAVQPWR RoHS compliant?
Yes, it is totally lead-free and fully RoHS compliant.
- What is the large signal voltage gain of the LM2902KAVQPWR?
The large signal voltage gain is up to 100 V/mV.
- What are some common applications of the LM2902KAVQPWR?
Common applications include automotive control systems, industrial control systems, general-purpose amplification, signal conditioning, and power supply circuits.
