Overview
The LM4040AIM3-10.0/NOPB is a precision micropower shunt voltage reference produced by Texas Instruments. This component is designed for space-critical applications and is available in small surface-mount packages such as SOT-23, TO-92, and SC70. The LM4040-N series is known for its high accuracy and stability, making it suitable for a wide range of applications. The device eliminates the need for an external stabilizing capacitor and can tolerate capacitive loads, simplifying the design process.
Key Specifications
| Parameter | Test Conditions | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|---|
| Reverse Breakdown Voltage | IR = 100μA | 10 | 10 | 10 | V |
| Output Voltage Tolerance (A Grade, 25°C) | IR = 100μA | ±0.1% | % | ||
| Low Output Noise (10Hz to 10kHz) | IR = 100μA | 35 | μVrms | ||
| Minimum Operating Current | TA = TJ = 25°C | 100 | μA | ||
| Maximum Operating Current | 15 | mA | |||
| Industrial Temperature Range | -40 | 85 | °C | ||
| Extended Temperature Range | -40 | 125 | °C | ||
| Temperature Coefficient | 100 | ppm/°C |
Key Features
- No output capacitor required, simplifying the design process.
- Tolerates capacitive loads, ensuring stability in various applications.
- Available in small packages: SOT-23, TO-92, and SC70, ideal for space-critical applications.
- Fixed reverse breakdown voltages of 2.048V, 2.5V, 3V, 4.096V, 5V, 8.192V, and 10V.
- Low output noise (35μVrms typical from 10Hz to 10kHz).
- Wide operating current range: 60μA to 15mA.
- Low temperature coefficient: 100ppm/°C maximum.
- AEC Q-100 qualified for automotive applications (LM4040-N-Q1).
Applications
- Field Transmitters
- Energy Infrastructure
- Data Acquisition
- Analog Input Modules
- Automotive systems
- Audio and Video equipment
Q & A
- What is the primary function of the LM4040AIM3-10.0/NOPB?
The primary function of the LM4040AIM3-10.0/NOPB is to provide a precise and stable voltage reference.
- What are the available package types for the LM4040-N?
The LM4040-N is available in SOT-23, TO-92, and SC70 surface-mount packages.
- Does the LM4040-N require an external stabilizing capacitor?
No, the LM4040-N does not require an external stabilizing capacitor.
- What are the fixed reverse breakdown voltages available for the LM4040-N?
The fixed reverse breakdown voltages available are 2.048V, 2.5V, 3V, 4.096V, 5V, 8.192V, and 10V.
- What is the temperature coefficient of the LM4040-N?
The temperature coefficient of the LM4040-N is 100ppm/°C maximum.
- What is the operating current range of the LM4040-N?
The operating current range is from 60μA to 15mA.
- Is the LM4040-N suitable for automotive applications?
- What is the industrial temperature range of the LM4040-N?
The industrial temperature range is from -40°C to +85°C.
- What is the extended temperature range of the LM4040-N?
The extended temperature range is from -40°C to +125°C.
- How does the LM4040-N handle capacitive loads?
The LM4040-N tolerates capacitive loads, ensuring stability in various applications.
