Overview
The LM431SBCMFX-G is a programmable shunt voltage reference IC produced by onsemi. This component is part of the LM431 series, known for its high accuracy and thermal stability. The LM431SBCMFX-G is designed to provide a stable voltage reference with adjustable output, making it versatile for various electronic applications. It is packaged in a SOT-23F-3 case, which is lead-free and RoHS compliant, ensuring environmental sustainability and reliability.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | onsemi |
| Reference Type | Shunt |
| Output Type | Adjustable |
| Voltage - Output (Min/Fixed) | 2.495V |
| Voltage - Output (Max) | 36V |
| Current - Output | 100mA |
| Tolerance | ±1% |
| Temperature Coefficient | 50ppm/°C Typical |
| Operating Temperature | -25°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | SOT-23-3 Flat Leads |
| Current - Cathode | 1mA |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Programmable Output Voltage: The output voltage can be set to any value between 2.495V and 36V using two external resistors.
- Low Dynamic Output Impedance: Typical dynamic output impedance of 0.2 Ω, ensuring stable voltage output.
- Sink Current Capability: Capable of sinking currents from 1.0 to 100 mA.
- Temperature Stability: Equivalent full-range temperature coefficient of 50 ppm/°C, ensuring stable operation over the entire operating temperature range.
- Low Output Noise Voltage: Features low output noise, making it suitable for applications requiring high signal integrity.
- Fast Turn-on Response: Active output circuit provides a sharp turn-on characteristic, making it an excellent replacement for zener diodes in many applications.
- Environmental Compliance: Lead-free and RoHS compliant, ensuring environmental sustainability and regulatory compliance.
Applications
The LM431SBCMFX-G is suitable for a variety of applications where a stable and adjustable voltage reference is required. Some common applications include:
- Voltage Regulation: Used in voltage regulator circuits to provide a stable reference voltage.
- Power Supplies: Employed in power supply designs to ensure stable output voltages.
- Measurement and Instrumentation: Utilized in measurement and instrumentation equipment where precise voltage references are necessary.
- Industrial Control Systems: Used in industrial control systems for stable voltage references in various control circuits.
Q & A
- What is the LM431SBCMFX-G?
The LM431SBCMFX-G is a programmable shunt voltage reference IC produced by onsemi.
- What is the output voltage range of the LM431SBCMFX-G?
The output voltage can be set to any value between 2.495V and 36V using two external resistors.
- What is the current output capability of the LM431SBCMFX-G?
The LM431SBCMFX-G can sink currents from 1.0 to 100 mA.
- What is the temperature coefficient of the LM431SBCMFX-G?
The temperature coefficient is 50 ppm/°C typical.
- What is the operating temperature range of the LM431SBCMFX-G?
The operating temperature range is -25°C to 85°C (TA).
- Is the LM431SBCMFX-G RoHS compliant?
- What package type does the LM431SBCMFX-G come in?
The LM431SBCMFX-G is packaged in a SOT-23F-3 case.
- What are some common applications of the LM431SBCMFX-G?
- How does the LM431SBCMFX-G compare to zener diodes?
- Where can I find the datasheet for the LM431SBCMFX-G?
