Overview
The LM2904BAIDDFR, produced by Texas Instruments, is a dual operational amplifier designed for high-performance and rugged applications. This device is part of the LM2904 series, known for its enhanced features and reliability in various environmental conditions. The LM2904BAIDDFR operates over a wide temperature range of -40°C to 125°C, making it suitable for use in automotive and industrial settings. It is available in several package options, including SOIC, TSSOP, and VSSOP, to accommodate different design needs.
Key Specifications
| Parameter | Typical | Minimum | Maximum | Unit |
|---|---|---|---|---|
| Input Offset Voltage (VOS) | ±2.0 mV | ±1 mV | ±3.0 mV | mV |
| Input Offset Voltage Drift (dVOS/dT) | ±3.5 µV/°C | - | ±12 µV/°C | µV/°C |
| Power Supply Rejection Ratio (PSRR) | 65 dB | 50 dB | 100 dB | dB |
| Common-Mode Input Voltage Range (VCM) | (V-) - 1.5 V to (V+) - 1.5 V | (V-) - 2 V | (V+) - 2 V | V |
| Quiescent Current per Channel | 300 µA | 200 µA | 500 µA | µA |
| Unity-Gain Bandwidth | 1.2 MHz | - | - | MHz |
| Supply Voltage Range | 3 V to 36 V | 3 V | 36 V | V |
| ESD Protection | 2 kV (HBM) | - | - | kV |
Key Features
- Wide supply range of 3 V to 36 V, making it versatile for various applications.
- Low input offset voltage of ±2.0 mV (typical) for the LM2904BA version.
- Low quiescent current of 300 µA per channel (typical).
- Unity-gain bandwidth of 1.2 MHz.
- Common-mode input voltage range includes ground, enabling direct sensing near ground.
- Internal RF and EMI filters for enhanced noise immunity.
- High ESD protection of 2 kV (HBM).
Applications
- Automotive systems, including motor control and power supply units.
- Multi-function printers and other office equipment.
- Power supplies, mobile chargers, and battery management systems.
- Desktop PCs, motherboards, and other computer hardware.
- Home appliances such as air conditioners, washers, dryers, and refrigerators.
- AC inverters, string inverters, central inverters, and voltage frequency drives.
Q & A
- What is the operating temperature range of the LM2904BAIDDFR?
The LM2904BAIDDFR operates over a temperature range of -40°C to 125°C. - What are the typical input offset voltage and drift for the LM2904BAIDDFR?
The typical input offset voltage is ±2.0 mV, and the drift is ±3.5 µV/°C. - What is the quiescent current per channel for the LM2904BAIDDFR?
The quiescent current per channel is typically 300 µA. - What is the unity-gain bandwidth of the LM2904BAIDDFR?
The unity-gain bandwidth is 1.2 MHz. - What is the supply voltage range for the LM2904BAIDDFR?
The supply voltage range is from 3 V to 36 V. - Does the LM2904BAIDDFR have built-in EMI and RF filters?
Yes, the LM2904BAIDDFR has internal RF and EMI filters. - What is the ESD protection level of the LM2904BAIDDFR?
The ESD protection level is 2 kV (HBM). - In what packages is the LM2904BAIDDFR available?
The LM2904BAIDDFR is available in SOIC, TSSOP, and VSSOP packages. - What are some common applications for the LM2904BAIDDFR?
Common applications include automotive systems, multi-function printers, power supplies, and home appliances. - Is the LM2904BAIDDFR suitable for use in environmentally challenging conditions?
Yes, the LM2904BAIDDFR is designed to be used in rugged and environmentally challenging applications.
