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LT1431CS8
+物料清單IC VREF SHUNT ADJ 0.4% 8SOIC
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製造商ADI公司
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製造商部分 #LT1431CS8
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有存貨5206
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規格
| 屬性 | 價值 |
| Part Status | Discontinued at Digi-Key |
| Reference Type | Shunt |
| Output Type | Adjustable |
| Voltage - Output (Min/Fixed) | 2.5V |
| Current - Output | 100 mA |
| Tolerance | ±0.4% |
| Temperature Coefficient | 30ppm/°C Typical |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SO |
| Base Product Number | LT1431 |
| Current - Cathode | 1 mA |
| Voltage - Output (Max) | 36 V |
概述
Description
The LT1431CS8 is a precision voltage reference and adjustable shunt regulator from Analog Devices. It is designed to provide a stable reference voltage, making it ideal for various applications in power management and signal conditioning. The device features a voltage output that can be adjusted from 1.25V to 37V, allowing for flexibility in circuit design.
Key specifications include low output impedance, low temperature coefficient, and high accuracy, which make it suitable for use in automotive, industrial, and consumer electronics. The LT1431CS8 is available in an 8-pin SOIC package, facilitating easy integration into compact designs.
Its operation is based on a feedback loop that maintains the desired output voltage, and it can be configured in shunt mode for precise regulation in applications such as battery management systems and power supplies. Overall, the LT1431CS8 is a versatile component that enhances system performance by providing reliable voltage regulation in a variety of electronic circuits.
Key specifications include low output impedance, low temperature coefficient, and high accuracy, which make it suitable for use in automotive, industrial, and consumer electronics. The LT1431CS8 is available in an 8-pin SOIC package, facilitating easy integration into compact designs.
Its operation is based on a feedback loop that maintains the desired output voltage, and it can be configured in shunt mode for precise regulation in applications such as battery management systems and power supplies. Overall, the LT1431CS8 is a versatile component that enhances system performance by providing reliable voltage regulation in a variety of electronic circuits.
Equivalent
The LT1431CS8 is a precision voltage reference. Equivalent products include the TL431, LM185, LM1117 and TLV431. These devices offer similar functionality but may differ in specifications like voltage tolerance, temperature coefficient, and output current. Always verify datasheets for specific requirements in your application.
Features
The LT1431CS8 is a precision voltage reference designed for high accuracy and low noise applications. Key features include:
1. Reference Voltage: Provides a stable output voltage of 1.25V, adjustable via external resistors.
2. Temperature Coefficient: Low temperature drift (typically 15 ppm/°C), ensuring stability across a wide temperature range.
3. Output Current: Can source or sink up to 50 mA, making it suitable for driving loads.
4. Low Noise: Offers low output noise, enhancing performance in sensitive applications.
5. Wide Supply Voltage Range: Operates from a supply voltage of 2.5V to 20V.
6. Fast Settling Time: Quick response to load changes, beneficial for dynamic applications.
7. Package Type: Available in an 8-lead SOIC package, suitable for compact designs.
The LT1431CS8 is ideal for use in instrumentation, data acquisition systems, and any application requiring a reliable voltage reference.
1. Reference Voltage: Provides a stable output voltage of 1.25V, adjustable via external resistors.
2. Temperature Coefficient: Low temperature drift (typically 15 ppm/°C), ensuring stability across a wide temperature range.
3. Output Current: Can source or sink up to 50 mA, making it suitable for driving loads.
4. Low Noise: Offers low output noise, enhancing performance in sensitive applications.
5. Wide Supply Voltage Range: Operates from a supply voltage of 2.5V to 20V.
6. Fast Settling Time: Quick response to load changes, beneficial for dynamic applications.
7. Package Type: Available in an 8-lead SOIC package, suitable for compact designs.
The LT1431CS8 is ideal for use in instrumentation, data acquisition systems, and any application requiring a reliable voltage reference.
Pinout
The LT1431CS8 is a low-voltage precision shunt voltage reference. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.
Pin Count and Functions:
1. Pin 1 (Anode): Connects to the load and is tied to the positive side.
2. Pin 2 (Cathode): The output pin that provides the reference voltage.
3. Pin 3 (Ref): The reference pin used to set the output voltage and connect with resistors for voltage adjustment.
4. Pin 4 (GND): Ground connection.
5. Pin 5 (N.C.): Not connected; can be left floating.
6. Pin 6 (N.C.): Not connected; can be left floating.
7. Pin 7 (Comp): Compensation pin to stabilize the output under varying loads.
8. Pin 8 (Vref): Output reference voltage pin; typically set at 1.24V.
This versatile device provides accurate voltage reference and is suitable for various applications in circuits requiring tight voltage regulation.
Pin Count and Functions:
1. Pin 1 (Anode): Connects to the load and is tied to the positive side.
2. Pin 2 (Cathode): The output pin that provides the reference voltage.
3. Pin 3 (Ref): The reference pin used to set the output voltage and connect with resistors for voltage adjustment.
4. Pin 4 (GND): Ground connection.
5. Pin 5 (N.C.): Not connected; can be left floating.
6. Pin 6 (N.C.): Not connected; can be left floating.
7. Pin 7 (Comp): Compensation pin to stabilize the output under varying loads.
8. Pin 8 (Vref): Output reference voltage pin; typically set at 1.24V.
This versatile device provides accurate voltage reference and is suitable for various applications in circuits requiring tight voltage regulation.
Manufacturer
The LT1431CS8 is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in data converters, amplifiers, and mixed-signal processing solutions. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves a variety of industries, including telecommunications, automotive, industrial automation, and consumer electronics. The company is known for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The LT1431CS8 is a precision voltage reference, commonly used in applications requiring stable and accurate voltage references.
Application
The LT1431CS8 is a precision voltage reference and adjustable shunt regulator used in various applications, including:
1. Power Supply Regulation: Stabilizes output voltage in power supplies.
2. Voltage Reference: Serves as a stable reference voltage in analog circuits.
3. Battery Management Systems: Monitors and regulates battery voltages.
4. Instrumentation: Enhances accuracy in measurement devices.
5. Industrial Control Systems: Provides stable reference voltages for sensors and actuators.
6. Consumer Electronics: Ensures precise voltage levels for devices like audio equipment.
Its high precision and low temperature coefficient make it suitable for demanding environments.
1. Power Supply Regulation: Stabilizes output voltage in power supplies.
2. Voltage Reference: Serves as a stable reference voltage in analog circuits.
3. Battery Management Systems: Monitors and regulates battery voltages.
4. Instrumentation: Enhances accuracy in measurement devices.
5. Industrial Control Systems: Provides stable reference voltages for sensors and actuators.
6. Consumer Electronics: Ensures precise voltage levels for devices like audio equipment.
Its high precision and low temperature coefficient make it suitable for demanding environments.
Package
The LT1431CS8 is available in an 8-pin SOIC (Small Outline Integrated Circuit) package type. This package features a flat, surface-mount design suitable for various applications, allowing for efficient space utilization on PCBs.
