Manufacturer Part Number
LM4040B50IDCKR
Manufacturer
Texas Instruments
Introduction
Precision voltage reference for power management applications
Product Features and Performance
Precision shunt voltage reference
Fixed 5V output
Low tolerance at ±0.2%
Stable temperature coefficient at 100ppm/°C
Low dynamic impedance
Low noise output at 80µVrms (10Hz to 10kHz)
Product Advantages
High accuracy for reliable operation
Consistent performance over temperature variations
Minimal output noise enhances system stability
Key Technical Parameters
Output Voltage: 5V
Output Current: 15 mA
Temperature Coefficient: 100ppm/°C
Noise: 80µVrms (10Hz to 10kHz)
Operating Temperature Range: -40°C ~ 85°C
Mounting Type: Surface Mount
Package: SC-70-5
Quality and Safety Features
Built-in thermal overload protection
Robust construction for long-term reliability
Compatibility
Compatible with various circuits requiring a precise voltage reference
Suited for high-density PCB layouts due to small package size
Application Areas
Power supplies
Data acquisition systems
Portable and battery-powered equipment
Instrumentation and test equipment
Product Lifecycle
Currently active product
Not indicated for near-term discontinuation
Potential future upgrades may focus on efficiency and size reduction
Reasons to Choose This Product
Texas Instruments' reputation for quality and reliability
High precision for demanding applications
Low power consumption suitable for portable devices
Wide operating temperature range for diverse environments
Available in a small, surface-mount package for compact PCB designs