Overview
The LM4040AIM3-5.0/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 maintain stability with any capacitive load, simplifying the design process. It offers several fixed reverse breakdown voltages, including 2.048V, 2.5V, 3V, 4.096V, 5V, 8.192V, and 10V, with the LM4040AIM3-5.0/NOPB specifically providing a 5V reference voltage.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage Tolerance (A Grade, 25°C) | ±0.1% | - |
| Output Noise (10Hz to 10kHz) | 35µVrms (typical) | - |
| Operating Current Range | 74µA to 15mA | - |
| Industrial Temperature Range | −40°C to +85°C | - |
| Extended Temperature Range | −40°C to +125°C | - |
| Temperature Coefficient | 100ppm/°C (maximum) | - |
| Package Type | SOT-23 (DBZ) | - |
| Pins | 3 | - |
Key Features
- LM4040-N-Q1 AEC Q-100 qualified for automotive applications
- Extended Grade 1: −40°C to +125°C, TA and Industrial Grade 3: −40°C to +85°C, TA
- Small packages: SOT-23, TO-92, and SC70
- No output capacitor required
- Tolerates capacitive loads
- Fixed reverse breakdown voltages of 2.048V, 2.5V, 3V, 4.096V, 5V, 8.192V, and 10V
Applications
- Field Transmitters
- Energy Infrastructure
- Data Acquisition
- Analog Input Module
- Automotive
- Audio and Video
Q & A
- What is the LM4040AIM3-5.0/NOPB used for?
The LM4040AIM3-5.0/NOPB is a precision micropower shunt voltage reference used in various applications requiring stable voltage references.
- What are the available package types for the LM4040-N series?
The LM4040-N series is available in SOT-23, TO-92, and SC70 packages.
- Does the LM4040-N require an external stabilizing capacitor?
No, the LM4040-N does not require an external stabilizing capacitor.
- What is the temperature coefficient of the LM4040-N?
The temperature coefficient of the LM4040-N is 100ppm/°C (maximum).
- What are the fixed reverse breakdown voltages available for the LM4040-N series?
The fixed reverse breakdown voltages available are 2.048V, 2.5V, 3V, 4.096V, 5V, 8.192V, and 10V.
- What is the operating current range for the LM4040AIM3-5.0/NOPB?
The operating current range for the LM4040AIM3-5.0/NOPB is 74µA to 15mA.
- Is the LM4040-N-Q1 qualified for automotive applications?
- What is the industrial temperature range for the LM4040-N?
The industrial temperature range for the LM4040-N is −40°C to +85°C.
- What is the extended temperature range for the LM4040-N?
The extended temperature range for the LM4040-N is −40°C to +125°C.
- What is the output noise of the LM4040-N?
The output noise of the LM4040-N is 35µVrms (typical) from 10Hz to 10kHz.
