Overview
The LM4128BMF-3.0/NOPB is a high-precision, low-noise, and low-power voltage reference produced by Texas Instruments. This component is part of the LM4128 series and is designed to provide a stable and accurate 3.0V reference voltage. It is particularly suited for applications requiring low power consumption and high accuracy, such as portable electronics, industrial controls, and data acquisition systems.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | LM4128BMF-3.0/NOPB |
| Manufacturer | Texas Instruments |
| Output Voltage (Fixed) | 3.0V |
| Output Voltage Tolerance | ±0.2% |
| Temperature Coefficient | 75 ppm/°C |
| Input Voltage Range | 3.4V to 5.5V |
| Supply Current | 100 µA |
| Output Current | Up to 20 mA |
| Noise (0.1Hz to 10Hz) | 285 µVp-p |
| Operating Temperature Range | -40°C to 125°C (TJ) |
| Package Type | SOT-23-5 (SC-74A, SOT-753) |
| Mounting Type | Surface Mount |
Key Features
- Highly accurate 3.0V fixed voltage reference with an initial accuracy of 0.1% and a temperature coefficient of 75 ppm/°C.
- Low noise: 285 µVp-p in the 0.1Hz to 10Hz frequency range.
- Low power consumption: 100 µA supply current and an enable pin allowing a 3 µA shutdown mode.
- Wide operating temperature range: -40°C to 125°C (TJ).
- Compact SOT-23-5 package, ideal for space-critical applications.
- Stable with low ESR ceramic capacitors and no need for an external stabilizing capacitor.
Applications
- Portable electronics (smartphones, tablets, wearables).
- Industrial control and automation systems.
- Data acquisition and measurement equipment.
- Automotive and transportation applications.
- Medical devices and instrumentation).
Q & A
- What is the output voltage of the LM4128BMF-3.0/NOPB? The output voltage is 3.0V.
- What is the tolerance of the output voltage? The output voltage tolerance is ±0.2%).
- What is the temperature coefficient of the LM4128BMF-3.0/NOPB? The temperature coefficient is 75 ppm/°C).
- What is the input voltage range for this component? The input voltage range is 3.4V to 5.5V).
- How much current does the LM4128BMF-3.0/NOPB consume? The supply current is 100 µA).
- What is the maximum output current of the LM4128BMF-3.0/NOPB? The maximum output current is up to 20 mA).
- What is the operating temperature range of this component? The operating temperature range is -40°C to 125°C (TJ)).
- What type of package does the LM4128BMF-3.0/NOPB come in? It comes in a SOT-23-5 (SC-74A, SOT-753) package).
- Is the LM4128BMF-3.0/NOPB suitable for battery-powered devices? Yes, it is suitable due to its low power consumption and low dropout voltage).
- Does the LM4128BMF-3.0/NOPB require an external stabilizing capacitor? No, it does not require an external stabilizing capacitor).
