Overview
The LM4050BIM3X-2.5/NOPB is a precision micro-power curvature-corrected bandgap shunt voltage reference produced by Texas Instruments. This component is designed for stable operation in space-critical applications and is available in the sub-miniature SOT-23 surface-mount package. It offers high accuracy and stability over a wide range of operating temperatures and currents, making it suitable for various precision voltage reference needs.
Key Specifications
| Parameter | Conditions | Typical | Minimum | Maximum | Unit |
|---|---|---|---|---|---|
| Reverse Breakdown Voltage | IR = 100 μA | 2.500 V | - | - | V |
| Output Voltage Tolerance (A grade, 25°C) | - | - | - | ±0.1% (max) | % |
| Operating Current Range | - | - | 60 μA | 15 mA | A |
| Industrial Temperature Range | - | - | -40°C | 85°C | °C |
| Low Output Noise (10 Hz to 10 kHz) | - | 41 μVrms (typ) | - | - | μVrms |
| Low Temperature Coefficient | 1 mA ≤ IR ≤ 15 mA | - | - | 50 ppm/°C (max) | ppm/°C |
Key Features
- No output capacitor required for stable operation.
- Tolerates capacitive loads.
- Fixed reverse breakdown voltages: 2.048V, 2.500V, 4.096V, 5.000V, 8.192V, and 10.000V.
- High accuracy with initial reverse breakdown voltage tolerances of ±0.1%, ±0.2%, and ±0.5% for grades A, B, and C respectively.
- Low dynamic impedance ensures stable reverse breakdown voltage accuracy over a wide range of operating temperatures and currents.
- Available in both industrial temperature range (−40°C to +85°C) and extended temperature range (−40°C to +125°C), though the LM4050BIM3X-2.5/NOPB specifically operates within the industrial temperature range.
Applications
- Portable, battery-powered equipment.
- Data acquisition systems.
- Instrumentation.
- Process control.
- Energy management.
- Product testing.
- Automotive systems.
- Precision audio components.
Q & A
- What is the LM4050BIM3X-2.5/NOPB used for? The LM4050BIM3X-2.5/NOPB is used as a precision micro-power curvature-corrected bandgap shunt voltage reference in various applications requiring stable voltage references.
- What is the operating temperature range of the LM4050BIM3X-2.5/NOPB? The LM4050BIM3X-2.5/NOPB operates within the industrial temperature range of −40°C to +85°C.
- Does the LM4050BIM3X-2.5/NOPB require an external capacitor for stable operation? No, the LM4050BIM3X-2.5/NOPB does not require an external capacitor for stable operation, though a bypass capacitor can be used if needed.
- What are the available fixed reverse breakdown voltages for the LM4050 series? The LM4050 series offers fixed reverse breakdown voltages of 2.048V, 2.500V, 4.096V, 5.000V, 8.192V, and 10.000V.
- What is the output voltage tolerance of the LM4050BIM3X-2.5/NOPB at 25°C? The output voltage tolerance of the LM4050BIM3X-2.5/NOPB at 25°C is ±0.1% (max) for grade A.
- What is the typical low output noise of the LM4050BIM3X-2.5/NOPB? The typical low output noise of the LM4050BIM3X-2.5/NOPB is 41 μVrms from 10 Hz to 10 kHz.
- What is the maximum operating current of the LM4050BIM3X-2.5/NOPB? The maximum operating current of the LM4050BIM3X-2.5/NOPB is 15 mA.
- What is the minimum operating current of the LM4050BIM3X-2.5/NOPB? The minimum operating current of the LM4050BIM3X-2.5/NOPB is 60 μA.
- What are some common applications of the LM4050BIM3X-2.5/NOPB? Common applications include portable battery-powered equipment, data acquisition systems, instrumentation, process control, energy management, product testing, automotive systems, and precision audio components.
- What package type is the LM4050BIM3X-2.5/NOPB available in? The LM4050BIM3X-2.5/NOPB is available in the SOT-23 surface-mount package.
