Overview
The LM4051AIM3-1.2/NOPB is a precision micropower shunt voltage reference produced by Texas Instruments. It is ideal for space-critical applications due to its sub-miniature SOT-23 (DBZ) package, measuring 3 mm x 1.3 mm. This component is designed to eliminate the need for an external stabilizing capacitor, ensuring stability with any capacitive load. The LM4051-N is available in both fixed (1.225V) and adjustable reverse breakdown voltage options, making it versatile for various design requirements.
Key Specifications
| Parameter | Value |
|---|---|
| Output Voltage Tolerance (A Grade, 25°C) | ± 0.1% (Maximum) |
| Output Noise (10 Hz to 10 kHz) | 20 µV rms |
| Operating Current Range | 60 µA to 12 mA |
| Industrial Temperature Range | −40°C to +85°C |
| Extended Temperature Range | −40°C to +125°C |
| Temperature Coefficient | 50 ppm/°C (Maximum) |
| Package | SOT-23 (DBZ) with 3 pins |
| Operating Temperature Range | −40°C to 85°C |
Key Features
- No output capacitor required
- Tolerates capacitive loads
- Reverse breakdown voltage options of 1.225 V and adjustable
- Available in three grades (A, B, and C) with initial accuracy of 0.1%, 0.2%, and 0.5% respectively
- Low temperature coefficient of 50 ppm/°C
Applications
- Portable, Battery-Powered Equipment
- Data Acquisition Systems
- Instrumentation
- Process Control
- Energy Management
- Automotive and Industrial
- Precision Audio Components
- Base Stations
- Battery Chargers
- Medical Equipment
- Communication Systems
Q & A
- What is the package type of the LM4051AIM3-1.2/NOPB? The LM4051AIM3-1.2/NOPB comes in a SOT-23 (DBZ) package with 3 pins.
- What is the operating current range of the LM4051AIM3-1.2/NOPB? The operating current range is from 60 µA to 12 mA.
- Does the LM4051AIM3-1.2/NOPB require an external stabilizing capacitor? No, it does not require an external stabilizing capacitor.
- What are the temperature ranges for the LM4051AIM3-1.2/NOPB? The industrial temperature range is −40°C to +85°C, and the extended temperature range is −40°C to +125°C.
- What is the output voltage tolerance for the A-grade LM4051AIM3-1.2/NOPB at 25°C? The output voltage tolerance is ± 0.1% (Maximum).
- What are the key applications of the LM4051AIM3-1.2/NOPB? Key applications include portable battery-powered equipment, data acquisition systems, instrumentation, process control, energy management, and more.
- How does the LM4051AIM3-1.2/NOPB handle capacitive loads? It tolerates capacitive loads without the need for an external stabilizing capacitor.
- What is the temperature coefficient of the LM4051AIM3-1.2/NOPB? The temperature coefficient is 50 ppm/°C (Maximum).
- Can the output voltage of the LM4051AIM3-1.2/NOPB be adjusted? Yes, the LM4051-ADJ version allows for adjustable output voltage.
- What is the output noise of the LM4051AIM3-1.2/NOPB? The output noise is 20 µV rms from 10 Hz to 10 kHz.
