LM4041CEM3-1.2 Specifications
Manufacturer: National Semiconductor
Part Number: LM4041CEM3-1.2
Product Type: Precision Voltage Reference
Reference Voltage: 1.2 V
Tolerance: ±0.1%
Output Type: Shunt Reference
Initial Accuracy: High Precision
Temperature Coefficient: Low Drift
Package Type: SOT-23
Mounting Type: Surface Mount
Operating Temperature Range: -40°C to +85°C
Application Class: Commercial and Industrial
Packaging: Factory
Key Features
The LM4041CEM3-1.2 is a precision shunt voltage reference designed to provide stable 1.2 V reference output in compact surface mount designs. It offers ±0.1% initial accuracy for precision analog circuits. Additionally, the low temperature coefficient supports stable voltage regulation across operating conditions. The SOT-23 package enables space-efficient PCB layouts. Because it operates as a shunt reference, it simplifies biasing and reference implementation in power management circuits. As a result, it delivers dependable reference stability for measurement and control systems.
Applications
Analog-to-digital converter references
Precision voltage regulation circuits
Battery powered systems
Industrial control electronics
Sensor interface modules
Instrumentation amplifiers
Power supply monitoring circuits
Embedded control boards
Product Overview
The LM4041CEM3-1.2 from National Semiconductor delivers accurate voltage reference performance in compact form factors. First, the 1.2 V output supports low-voltage analog designs. Furthermore, the ±0.1% tolerance ensures predictable and repeatable circuit behavior. Because it uses shunt architecture, it integrates easily into a wide range of reference configurations.
Moreover, the small SOT-23 footprint allows high-density board placement. In addition, low drift characteristics enhance measurement stability over temperature. Therefore, it is suitable for both new product development and replacement applications. Overall, this voltage reference provides precision regulation, compact integration, and reliable long-term performance.
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