LM2904 OpAMP

The LM2904 is a low-power, dual operational amplifier IC designed for general-purpose applications where low input bias current, low offset voltage, and high input impedance are required. It is widely used in audio applications, signal conditioning, voltage followers, and other low-frequency applications due to its reliable performance and low cost.

Key Features:

• Dual operational amplifiers in one package
• Low input bias current: typically 45 nA
• Low offset voltage: typically 2 mV
• Unity-gain bandwidth: typically 1 MHz
• Common-mode input voltage range includes ground
• High slew rate: typically 0.3 V/µs
• Low supply current: typically 0.8 mA per amplifier
• Wide supply voltage range: single supply 3V to 32V, dual supply ±1.5V to ±16V
• Available in DIP, SOIC, and SMD packages

Technical Specifications:

• Input Bias Current: Typically 45 nA
• Input Offset Voltage: Typically 2 mV
• Bandwidth (Unity-Gain): Typically 1 MHz
• Slew Rate: Typically 0.3 V/µs
• Supply Voltage Range:
  • Single Supply: 3V to 32V
  • Dual Supply: ±1.5V to ±16V
• Operating Temperature Range: -40°C to +125°C
• Package Types: DIP-8, SOIC-8, SMD-8

Applications:

• Audio amplifiers
• Signal conditioning
• Voltage followers
• Low-frequency filters
• Comparators
• Precision voltage references

Datasheet:
For detailed technical specifications, refer to the LM2904 Datasheet.