Overview
The LM2904DGKR is a dual operational amplifier produced by Texas Instruments. It is part of the next-generation versions of the industry-standard operational amplifiers, offering enhanced features and performance. This device is particularly suited for cost-sensitive applications that require high reliability and robust performance. The LM2904DGKR is available in a VSSOP (DGK) package with 8 pins, making it suitable for a wide range of applications, including those in harsh environmental conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | VSSOP (DGK) | |
| Pins | 8 | |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage Range | 3 to 36 | V |
| Quiescent Current per Channel | 300 | µA |
| Unity-Gain Bandwidth | 1.2 | MHz |
| Input Offset Voltage (Typical) | 2-3 | mV |
| Common-Mode Input Voltage Range | Includes ground | |
| ESD Protection | 2 kV (HBM) | |
| Slew Rate | 0.3 | V/µs |
| Gain Bandwidth Product | 700 kHz |
Key Features
- Wide supply range of 3V to 36V (B, BA versions)
- Low quiescent current of 300µA per channel (typical)
- Unity-gain bandwidth of 1.2MHz (B, BA versions)
- Common-mode input voltage range includes ground, enabling direct sensing near ground
- Low input offset voltage: 2mV maximum for BA version and 3mV maximum for A and B versions at 25°C
- Internal RF and EMI filter (B, BA versions)
- High ESD protection (2kV, HBM)
Applications
- Merchant network and server power supply units
- Multi-function printers
- Power supplies and mobile chargers
- Motor control: AC induction, brushed DC, brushless DC, high-voltage, low-voltage, permanent magnet, and stepper motor
- Desktop PC and motherboard
- Indoor and outdoor air conditioners
- Washers, dryers, and other household appliances
Q & A
- What is the package type of the LM2904DGKR? The LM2904DGKR is packaged in a VSSOP (DGK) with 8 pins.
- What is the operating temperature range of the LM2904DGKR? The operating temperature range is -40°C to 125°C.
- What is the supply voltage range for the LM2904DGKR? The supply voltage range is 3V to 36V.
- What is the quiescent current per channel for the LM2904DGKR? The quiescent current per channel is 300µA (typical).
- What is the unity-gain bandwidth of the LM2904DGKR? The unity-gain bandwidth is 1.2MHz.
- Does the LM2904DGKR have internal RF and EMI filters? Yes, the LM2904DGKR has internal RF and EMI filters (B, BA versions).
- What is the ESD protection level of the LM2904DGKR? The ESD protection level is 2kV (HBM).
- What are some common applications of the LM2904DGKR? Common applications include power supplies, motor control, desktop PCs, and household appliances.
- What is the slew rate of the LM2904DGKR? The slew rate is 0.3V/µs.
- What is the gain bandwidth product of the LM2904DGKR? The gain bandwidth product is 700kHz.
