Overview
The LM2904DRG4, produced by Texas Instruments, is a next-generation version of the industry-standard operational amplifier (op amp). This device includes two high-voltage (36V) op amps, making it suitable for a wide range of cost-sensitive applications. It offers enhanced features such as low offset voltage, common-mode input range to ground, and high differential input voltage capability. The LM2904DRG4 is designed to simplify circuit design and is available in various packaging options, including SOIC, TSSOP, and VSSOP, making it versatile for different application needs.
Key Specifications
| Parameter | Value |
|---|---|
| Package | SOIC (D), 8 Pins |
| Operating Temperature Range (°C) | -40 to 125 |
| Supply Voltage Range | 3V to 36V (B, BA versions) |
| Quiescent Current per Channel | 300µA (B, BA versions) |
| Unity-Gain Bandwidth | 1.2MHz (B, BA versions) |
| Input Offset Voltage at 25°C | 2mV (BA version), 3mV (A, B versions) |
| Common-Mode Input Voltage Range | Includes ground |
| ESD Protection | 2kV, HBM |
| Integrated Filters | RF and EMI filters (B, BA versions) |
Key Features
- Wide supply range of 3V to 36V (B, BA versions)
- Low quiescent current of 300µA per channel (B, BA versions)
- 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, 3mV maximum for A and B versions at 25°C
- High ESD protection (2kV, HBM)
- Integrated RF and EMI filters (B, BA versions)
- Available in micro-sized packaging options such as SOT23-8, SOIC, TSSOP, and VSSOP
Applications
- 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 refrigerators
- AC inverters, string inverters, central inverters, and voltage frequency drives
- Uninterruptible power supplies
- Electronic point-of-sale systems
Q & A
- What is the operating temperature range of the LM2904DRG4?
The operating temperature range of the LM2904DRG4 is -40°C to 125°C. - What is the supply voltage range for the LM2904DRG4?
The supply voltage range for the LM2904DRG4 is 3V to 36V for B and BA versions. - What is the quiescent current per channel for the LM2904DRG4?
The quiescent current per channel for the LM2904DRG4 is 300µA for B and BA versions. - What is the unity-gain bandwidth of the LM2904DRG4?
The unity-gain bandwidth of the LM2904DRG4 is 1.2MHz for B and BA versions. - What is the input offset voltage at 25°C for the LM2904DRG4?
The input offset voltage at 25°C is 2mV for BA version and 3mV for A and B versions. - Does the LM2904DRG4 have integrated RF and EMI filters?
Yes, the LM2904DRG4 has integrated RF and EMI filters for B and BA versions. - What packaging options are available for the LM2904DRG4?
The LM2904DRG4 is available in SOIC, TSSOP, VSSOP, and micro-sized packaging options such as SOT23-8. - What are some common applications of the LM2904DRG4?
The LM2904DRG4 is used in power supplies, motor control, desktop PCs, air conditioners, washers, dryers, refrigerators, AC inverters, and electronic point-of-sale systems. - Does the LM2904DRG4 have ESD protection?
Yes, the LM2904DRG4 has 2kV HBM ESD protection. - What is the common-mode input voltage range of the LM2904DRG4?
The common-mode input voltage range of the LM2904DRG4 includes ground, enabling direct sensing near ground.
