The LM4250N is a programmable operational amplifier (op-amp) manufactured by National Semiconductor, now part of Texas Instruments (TI). This op-amp is designed for ultra-low power applications where minimal current consumption is critical. It allows users to program its quiescent current, making it suitable for a wide range of battery-powered and energy-sensitive applications. The ability to adjust power consumption makes the LM4250N a versatile component for optimizing circuit performance.

Applications:

• Battery-powered instruments
• Portable medical devices
• Remote sensors
• Low-power audio amplifiers
• Long-life timers

Features:

• Programmable power consumption
• Wide supply voltage range
• Low input bias current
• High input impedance
• Low supply current
• Internal frequency compensation

Benefits:

• Extends battery life in portable devices by allowing the user to optimize power consumption.
• Reduces power dissipation in energy-sensitive applications.
• Suitable for a wide range of applications due to its wide supply voltage range.
• Minimizes signal distortion with its low input bias current and high input impedance.
• Simplifies circuit design with internal frequency compensation.

Technical Specifications:

The LM4250N typically operates with a supply voltage range of ±1.5V to ±18V. Its quiescent current can be programmed from a few microamperes to several hundred microamperes. Input bias current is typically in the picoampere range, and input impedance is very high. Specific values are available in the TI datasheet.