Overview
The LM4041CILT-1.2 is a precision micropower shunt voltage reference produced by STMicroelectronics. This device provides a stable 1.225 V output voltage with an initial accuracy of ±0.5% at 25 °C. It is designed for applications where space saving and low power consumption are critical. The LM4041CILT-1.2 is available in the SOT23 surface mount package, making it ideal for use in a variety of electronic systems.
Key Specifications
| Type | Shunt |
|---|---|
| Reference Voltage | 1.225 V |
| Tolerance (%) | ±0.5% |
| Rated Current | 12 mA |
| Forward (Drive) Current | 10 mA |
| Minimum Operating Current | 60 µA at 25 °C |
| Package Style | SOT23 |
| Mounting Method | Surface Mount |
| Operating Temperature Range | -40 °C to +85 °C |
| Temperature Coefficient | 100 ppm/°C (max) |
Key Features
- Fixed 1.225 V typical output voltage
- Ultra low operating current: 40 µA at 25 °C
- High precision: ±0.1% @ 25 °C (0.2%, 0.5%, and 1% versions are also available)
- Stable when used with capacitive loads
- Industrial (-40 to +85 °C) and Extended (-40 to +125 °C) temperature range versions available
- 100 ppm/°C maximum temperature coefficient
- No output capacitor required
- Available in SOT23-3L and SOT323-5L packages
Applications
- Computers
- Battery chargers
- Switch mode power supply
- Battery operated equipment
- Data acquisition systems
- Energy management
- Instrumentation
- Portable, battery-powered equipment
- Process control
- Automotive
- Precision audio components
Q & A
- What is the reference voltage of the LM4041CILT-1.2?
The reference voltage of the LM4041CILT-1.2 is 1.225 V.
- What is the tolerance of the LM4041CILT-1.2 at 25 °C?
The tolerance of the LM4041CILT-1.2 at 25 °C is ±0.5%.
- What is the minimum operating current of the LM4041CILT-1.2?
The minimum operating current of the LM4041CILT-1.2 is 60 µA at 25 °C.
- What are the available package styles for the LM4041CILT-1.2?
The LM4041CILT-1.2 is available in SOT23 and SOT323-5L packages.
- What is the operating temperature range of the LM4041CILT-1.2?
The operating temperature range of the LM4041CILT-1.2 is -40 °C to +85 °C.
- Does the LM4041CILT-1.2 require an external stabilizing capacitor?
No, the LM4041CILT-1.2 does not require an external stabilizing capacitor.
- What is the maximum temperature coefficient of the LM4041CILT-1.2?
The maximum temperature coefficient of the LM4041CILT-1.2 is 100 ppm/°C.
- In what types of applications is the LM4041CILT-1.2 commonly used?
The LM4041CILT-1.2 is commonly used in computers, battery chargers, switch mode power supplies, battery operated equipment, data acquisition systems, energy management, and instrumentation.
- Is the LM4041CILT-1.2 stable with capacitive loads?
- What is the maximum rated current of the LM4041CILT-1.2?
The maximum rated current of the LM4041CILT-1.2 is 12 mA.
