Overview
The LM4030AMF-4.096/NOPB is an ultra-high precision shunt voltage reference produced by Texas Instruments. This component is renowned for its exceptionally high initial accuracy and temperature stability, making it a reliable choice for various precision applications. Available in a compact SOT-23 package, the LM4030 offers fixed voltage options of 2.5V and 4.096V, with the LM4030AMF-4.096/NOPB specifically providing a 4.096V output. It is designed to operate without an external capacitor, though a capacitor up to 10µF can be used to enhance performance.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (VREF) | ISHUNT = 130µA | 4.096 | 4.096 | 4.096 | V |
| Reverse Breakdown Voltage Tolerance | ISHUNT = 130µA (A Grade) | -0.05% | 0% | 0.05% | % |
| Minimum Operating Current (IRMIN) | 130 | µA | |||
| Temperature Coefficient (TC) | 0°C ≤ TJ ≤ +85°C (A Grade) | 10 | 20 | ppm/°C | |
| Maximum Continuous Shunt Current | 30 | mA | |||
| Maximum Shunt Current (<1s) | 50 | mA | |||
| Junction Temperature Range (TJ) | -40 | 125 | °C | ||
| Long Term Stability (1000 Hrs, TA = 30°C) | 40 | ppm | |||
| Thermal Hysteresis | -40°C ≤ TJ ≤ +125°C | 75 | ppm |
Key Features
- Ultra-high precision with initial accuracy of 0.05% (A Grade).
- Low temperature coefficient of 10 ppm/°C (A Grade).
- Extended temperature operation from -40°C to +125°C.
- Excellent thermal hysteresis of 75 ppm and long-term stability of 40 ppm.
- High immunity to board stress effects.
- Capable of handling 50 mA transients and continuous shunt current of up to 30 mA.
- Compact SOT-23 package.
- Operates without an external capacitor, but can use up to 10 µF capacitor for improved performance.
Applications
- Data Acquisition and Signal Path.
- Test and Measurement.
- Automotive and Industrial.
- Communications.
- Instrumentation.
- Power Management.
Q & A
- What is the output voltage of the LM4030AMF-4.096/NOPB?
The output voltage of the LM4030AMF-4.096/NOPB is 4.096V.
- What is the initial accuracy of the LM4030AMF-4.096/NOPB (A Grade)?
The initial accuracy is 0.05%.
- What is the temperature coefficient of the LM4030AMF-4.096/NOPB (A Grade)?
The temperature coefficient is 10 ppm/°C.
- What is the maximum continuous shunt current of the LM4030AMF-4.096/NOPB?
The maximum continuous shunt current is 30 mA.
- What is the junction temperature range of the LM4030AMF-4.096/NOPB?
The junction temperature range is -40°C to +125°C.
- Does the LM4030AMF-4.096/NOPB require an external capacitor to operate?
No, it does not require an external capacitor, but one up to 10 µF can be used for improved performance.
- What are some typical applications of the LM4030AMF-4.096/NOPB?
Typical applications include data acquisition, test and measurement, automotive and industrial, communications, instrumentation, and power management.
- How does the LM4030AMF-4.096/NOPB handle thermal hysteresis?
The LM4030AMF-4.096/NOPB exhibits excellent thermal hysteresis of 75 ppm.
- What is the long-term stability of the LM4030AMF-4.096/NOPB?
The long-term stability is 40 ppm over 1000 hours at 30°C.
- Is the LM4030AMF-4.096/NOPB immune to board stress effects?
