Overview
The LM2904VQPWRG4Q1 is a dual operational amplifier (op-amp) manufactured by Texas Instruments, designed specifically for automotive applications. It is part of the LM2904 family, which includes several variants such as the LM2904-Q1, LM2904B-Q1, and LM2904BA-Q1. These op-amps are AEC-Q100 qualified, ensuring they meet the stringent requirements for automotive use. The LM2904VQPWRG4Q1 offers high reliability and performance in a wide range of temperatures and operating conditions.
Key Specifications
| Parameter | LM2904VQPWRG4Q1 |
|---|---|
| Supply Voltage Range | 3 V to 32 V |
| Operating Temperature Range | –40°C to +125°C |
| Input Offset Voltage | ±3 mV (maximum at 25°C) |
| Quiescent Current per Amplifier | 350 µA (typical at 25°C) |
| Unity-Gain Bandwidth | 0.7 MHz |
| Common-Mode Input Voltage Range | Includes ground, up to (V+ - 1.5 V) |
| ESD Classification | HBM: 2 kV, CDM: C5 |
| Package Options | SOIC (8), TSSOP (8), VSSOP (8) |
| Thermal Resistance (Junction-to-Ambient) | 124.7 °C/W (SOIC), 186.1 °C/W (VSSOP), 171.7 °C/W (TSSOP) |
Key Features
- AEC-Q100 Qualified: Meets automotive industry standards for reliability and performance.
- Wide Supply Range: Operates from 3 V to 32 V, making it versatile for various automotive applications.
- Low Input Offset Voltage: Maximum of ±3 mV at 25°C, ensuring high accuracy in signal processing.
- High ESD Protection: HBM ESD classification of 2 kV and CDM ESD classification of C5.
- Internal EMI and RF Filters: Enhances noise immunity and stability in harsh environments.
- Functional Safety-Capable: Documentation available to support functional safety system design.
- Low Quiescent Current: Typical current of 350 µA per amplifier, contributing to power efficiency.
Applications
- Automotive Lighting: Used in various lighting control systems.
- Body Electronics: Suitable for body control modules and other body electronics.
- Automotive Head Unit and Telematics Control Unit: Ideal for audio and communication systems.
- Emergency Call (eCall): Critical in emergency communication systems.
- Passive Safety: Brake System: Used in safety-critical brake control systems.
- Electric Vehicle/Hybrid Electric Vehicle (EV/HEV): Applies to inverter and motor control, on-board chargers, and battery management systems.
Q & A
- What is the operating temperature range of the LM2904VQPWRG4Q1?
The operating temperature range is –40°C to +125°C.
- What is the supply voltage range for the LM2904VQPWRG4Q1?
The supply voltage range is 3 V to 32 V.
- What is the typical quiescent current per amplifier for the LM2904VQPWRG4Q1?
The typical quiescent current per amplifier is 350 µA.
- Does the LM2904VQPWRG4Q1 have built-in EMI and RF filters?
- What are the package options available for the LM2904VQPWRG4Q1?
The package options include SOIC (8), TSSOP (8), and VSSOP (8).
- Is the LM2904VQPWRG4Q1 AEC-Q100 qualified?
- What is the maximum input offset voltage for the LM2904VQPWRG4Q1 at 25°C?
The maximum input offset voltage is ±3 mV at 25°C.
- What is the unity-gain bandwidth of the LM2904VQPWRG4Q1?
The unity-gain bandwidth is 0.7 MHz.
- What are some common applications of the LM2904VQPWRG4Q1 in automotive systems?
It is used in automotive lighting, body electronics, head units, telematics control units, emergency call systems, passive safety systems, and electric/hybrid electric vehicle systems.
- Does the LM2904VQPWRG4Q1 support functional safety system design?
