Overview
The LM2904D-JF 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 LM2904D-JF includes two high-voltage (36V) operational amplifiers, providing a wide supply range of 3V to 36V. It is designed to simplify circuit design with features such as unity-gain stability, low offset voltage, and high differential input voltage capability. The device is also equipped with internal RF and EMI filters, making it suitable for environmentally challenging applications.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Supply Voltage (VS) | 3 | 36 | V | |
| Quiescent Current per Channel | 300 | µA | ||
| Unity-Gain Bandwidth | 1.2 | MHz | ||
| Input Offset Voltage (VOS) | ±3.0 | ±4 | mV | |
| Common-Mode Input Voltage Range | V– | V+ – 1.5 | V | |
| Input Bias Current (IB) | 10 | 35 | nA | |
| Operating Ambient Temperature (TA) | –40 | 125 | °C | |
| ESD (HBM) | 2000 | V |
Key Features
- Wide supply range of 3V to 36V (B, BA versions)
- Quiescent current: 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 at 25°C (BA version), 3mV maximum at 25°C (A, B versions)
- Internal RF and EMI filters (B, BA versions)
- High ESD (2kV, HBM) protection
- Available in micro-sized packaging such as SOT23-8, SOIC, TSSOP, and VSSOP
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 refrigerators
- AC inverters, string inverters, central inverters, and voltage frequency drives
- Uninterruptible power supplies
- Electronic point-of-sale systems
Q & A
- What is the supply voltage range of the LM2904D-JF?
The supply voltage range of the LM2904D-JF is 3V to 36V.
- What is the typical quiescent current per channel for the LM2904D-JF?
The typical quiescent current per channel is 300µA.
- What is the unity-gain bandwidth of the LM2904D-JF?
The unity-gain bandwidth is 1.2MHz.
- What is the common-mode input voltage range of the LM2904D-JF?
The common-mode input voltage range includes ground and extends up to V+ – 1.5V.
- Does the LM2904D-JF have internal RF and EMI filters?
- What is the ESD protection rating of the LM2904D-JF?
The ESD protection rating is 2kV (HBM).
- In what types of packaging is the LM2904D-JF available?
The LM2904D-JF is available in micro-sized packaging such as SOT23-8, SOIC, TSSOP, and VSSOP.
- What are some typical applications of the LM2904D-JF?
Typical applications include power supplies, motor control, desktop PCs, air conditioners, and electronic point-of-sale systems.
- What is the operating ambient temperature range of the LM2904D-JF?
The operating ambient temperature range is –40°C to 125°C.
- Is the LM2904D-JF suitable for environmentally challenging applications?
