Overview
The LM2904F-E2 is a dual ground sense operational amplifier produced by ROHM Semiconductor. This device is characterized by its low current consumption and a wide operating voltage range, making it versatile for various applications. It can operate with a single power supply from 3V to 32V, and it features input/output ground sense and high large signal voltage gain. This operational amplifier is suitable for use in instrumentation, buffer amplifiers, and other applications requiring stable and reliable amplification.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Number of Channels | 2 Channel | GBP - Gain Bandwidth Product | 800 kHz |
| SR - Slew Rate | 300 mV/us | Vos - Input Offset Voltage | 4.5 mV |
| Ib - Input Bias Current | 20 nA | Supply Voltage - Max | 32 V, +/- 16 V |
| Supply Voltage - Min | 3 V, +/- 1.5 V | Operating Supply Current | 600 uA |
| Output Current per Channel | 27 mA | CMRR - Common Mode Rejection Ratio | 80 dB |
| en - Input Voltage Noise Density | 40 nV/sqrt Hz | Mounting Style | SMD/SMT |
| Shutdown | No Shutdown | Minimum Operating Temperature | -40 °C |
| Maximum Operating Temperature | +125 °C | Series | LM2904 |
| Amplifier Type | Ground Sense Operational Amplifier | Brand | ROHM Semiconductor |
| Gain V/V | 100 V/mV | Input Type | Differential |
| Ios - Input Offset Current | 2 nA | PSRR - Power Supply Rejection Ratio | 100 dB |
| Factory Pack Quantity | 2500 | Part # Aliases | LM2904F |
Key Features
- Operable with a Single Power Supply
- Wide Operating Supply Voltage Range (3V to 32V)
- Input/output Ground Sense
- High Large Signal Voltage Gain
- Low Current Consumption (600 uA typical)
- High CMRR (Common Mode Rejection Ratio) of 80 dB
- High PSRR (Power Supply Rejection Ratio) of 100 dB
Applications
The LM2904F-E2 is suitable for a variety of applications, including:
- Instrumentation Amplifiers
- Buffer Amplifiers
- Audio and Video Signal Processing
- Industrial Control Systems
- Automotive Electronics (contact ROHM sales for specific automotive usage)
Q & A
- Q: What is the operating voltage range of the LM2904F-E2?
A: The LM2904F-E2 can operate with a single power supply from 3V to 32V, or with dual supplies from +/- 1.5V to +/- 16V.
- Q: What is the typical input bias current of the LM2904F-E2?
A: The typical input bias current is 20 nA.
- Q: What is the slew rate of the LM2904F-E2?
A: The slew rate is 300 mV/us.
- Q: What is the common mode rejection ratio (CMRR) of the LM2904F-E2?
A: The CMRR is 80 dB.
- Q: What is the power supply rejection ratio (PSRR) of the LM2904F-E2?
A: The PSRR is 100 dB.
- Q: What is the maximum operating temperature of the LM2904F-E2?
A: The maximum operating temperature is +125 °C.
- Q: What is the package type of the LM2904F-E2?
A: The package type is SOP-8 (Small Outline Package with 8 pins).
- Q: Is the LM2904F-E2 RoHS compliant?
A: Yes, the LM2904F-E2 is RoHS compliant and lead-free.
- Q: Where can I find detailed information about the LM2904F-E2, such as application notes and datasheets?
A: You can find detailed information on the ROHM Semiconductor website, as well as through authorized distributors like Ovaga and Lisleapex.
- Q: What are the typical applications for the LM2904F-E2?
A: Typical applications include instrumentation amplifiers, buffer amplifiers, audio and video signal processing, industrial control systems, and automotive electronics.
