MICROCHIP LM4040 Precision 5V Shunt Voltage Reference, SOT-23-3

The MICROCHIP LM4040 Precision 5V Shunt Voltage Reference is a high-performance fixed voltage reference designed for space-critical applications. Housed in a subminiature SOT-23 surface-mount package, this device is ideal for compact and portable electronic designs where board space is at a premium.

This voltage reference requires no output capacitor, simplifying your design and reducing external component count. It also tolerates capacitive loads, ensuring stable operation across a range of load conditions. With an initial accuracy of 1% and a low temperature coefficient of ±30ppm/°C, the LM4040 delivers reliable and precise 5V reference voltage over a wide operating temperature range from -40°C to 85°C.

Key Features:

• Voltage Reference Type: Shunt - Fixed
• Output Voltage: 5V
• Initial Accuracy: 1%
• Temperature Coefficient: ±30ppm/°C
• Package: SOT-23 (3 pins)
• Mounting: Surface Mount
• No output capacitor required
• Tolerates capacitive loads

Whether you are designing precision analog circuits, power management systems, or portable instrumentation, the LM4040 provides a dependable and accurate voltage reference solution. Its small footprint and robust performance make it a versatile choice for engineers. The device is RoHS compliant and free from SVHC substances as of the latest declaration.

Typical Applications:

• Portable and battery-powered equipment
• Data acquisition systems
• Instrumentation and control systems
• Power supply monitoring
• Automotive electronics (non-automotive qualified version shown)