Overview
The LM2904QDRQ1 is an industry-standard dual operational amplifier designed and manufactured by Texas Instruments. This device is specifically qualified for automotive applications, adhering to the AEC-Q100 specifications. It features two high-voltage operational amplifiers that can operate over a wide range of supply voltages, making it suitable for various cost-sensitive and environmentally challenging applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage Range | 3 to 36 | V |
| Supply Current per Channel (Typical) | 300 | µA |
| Unity-Gain Bandwidth | 1.2 | MHz |
| Input Offset Voltage (Maximum) | 3 (LM2904B-Q1), 2 (LM2904BA-Q1) | mV |
| Common-Mode Input Voltage Range | Includes ground | |
| ESD Classification (HBM) | 2 kV | |
| Package Type | SOIC (D), TSSOP (PW) | |
| Pins | 8 |
Key Features
- AEC Q-100 qualified for automotive applications
- Temperature grade 1: –40°C to +125°C
- Wide supply range of 3 V to 36 V
- Low input offset voltage (3 mV and 2 mV maximum for LM2904B-Q1 and LM2904BA-Q1, respectively)
- Common-mode input voltage range includes ground
- High differential input voltage capability
- Unity-gain bandwidth of 1.2 MHz
- Internal RF and EMI filters
- Functional Safety-Capable
- High ESD protection (2 kV, HBM)
Applications
- Transducer amplifiers
- DC amplification blocks
- Conventional operational amplifier circuits in single-supply-voltage systems
- Interface electronics in digital systems without additional ±5-V supplies
- Automotive applications requiring rugged and environmentally resilient components
Q & A
- What is the operating temperature range of the LM2904QDRQ1?
The operating temperature range is -40°C to 125°C.
- What is the supply voltage range for the LM2904QDRQ1?
The supply voltage range is 3 V to 36 V.
- What is the typical supply current per channel for the LM2904QDRQ1?
The typical supply current per channel is 300 µA.
- What is the unity-gain bandwidth of the LM2904QDRQ1?
The unity-gain bandwidth is 1.2 MHz.
- What is the maximum input offset voltage for the LM2904B-Q1 and LM2904BA-Q1?
The maximum input offset voltage is 3 mV for LM2904B-Q1 and 2 mV for LM2904BA-Q1.
- Does the LM2904QDRQ1 have internal RF and EMI filters?
- What is the ESD classification for the LM2904QDRQ1?
The ESD classification is 2 kV (HBM).
- In what types of packages is the LM2904QDRQ1 available?
The LM2904QDRQ1 is available in SOIC (D) and TSSOP (PW) packages.
- What are some common applications for the LM2904QDRQ1?
Common applications include transducer amplifiers, DC amplification blocks, and interface electronics in digital systems.
- Is the LM2904QDRQ1 qualified for automotive use?
