画像は参考用です
TL431BMFDT
+BOMNexperia
-
メーカーNexperia
-
メーカー品番 #TL431BMFDT
-
在庫状況15664
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
概要
Description
Key features include its capability to sink or source current, which makes it suitable for a wide range of applications, such as power supplies, voltage monitoring, and comparator circuits. The TL431BMFDT comes in a surface-mount SOT-23-3 package, making it ideal for compact circuit designs. Its operating temperature range is from -40°C to 85°C, ensuring reliable performance in various environmental conditions.
Designers choose the TL431BMFDT for its cost-effectiveness and flexibility, enabling precise control in systems requiring stable voltage references, such as battery chargers, LED drivers, and microcontroller applications.
Equivalent
1. LM431 series by Texas Instruments
2. TLV431 series by Texas Instruments
3. LMV431 series by Texas Instruments
4. AZ431 by Diodes Incorporated
5. KA431 by ON Semiconductor
6. AS431 by Astec
7. LM4041 by ON Semiconductor
These equivalents offer similar functionality and can be used as substitutes in circuits requiring a programmable shunt regulator.
Features
1. Adjustable Output Voltage: It supports an adjustable output voltage range from 2.495V to 36V, allowing for flexibility in different applications.
2. Output Voltage Tolerance: The device offers tight tolerance, with an accuracy of ±0.5% at 25°C, ensuring precise voltage regulation.
3. Operating Current: It operates with a low cathode current, typically 1mA, which helps in maintaining efficiency.
4. Temperature Range: The TL431BMFDT functions over a wide temperature range from -40°C to 85°C, making it suitable for various environmental conditions.
5. Low Output Impedance: It exhibits low output impedance, typically 0.2Ω, which enhances its performance in voltage regulation applications.
6. Package Options: Available in small surface-mount packages, such as SOT-23, which saves space in PCB designs.
7. Applications: It's commonly used in power supplies, adjustable voltage and current sources, and other circuits requiring precision voltage regulation.
These features make the TL431BMFDT a versatile and reliable option for voltage reference applications.
Pinout
1. Reference (Ref): This pin is used to set the reference voltage. By connecting an appropriate resistor network, the output voltage can be adjusted.
2. Anode (A): This pin acts as the negative side of the reference and is connected to the ground or the negative side of the power supply in most applications.
3. Cathode (K): This pin is the output where the regulated voltage is obtained. It sinks current to maintain a stable voltage across the load.
The TL431BMFDT is used in various applications such as voltage regulation, switching power supplies, and overvoltage protection due to its ability to provide a stable reference voltage over a wide range of temperatures and operating conditions.
Manufacturer
Application
1. Power Supply Regulation: It helps in maintaining a stable output voltage in power supply circuits.
2. Voltage Monitoring: Ensures accurate voltage monitoring in battery-operated devices.
3. Switching Power Supplies: Improves regulation and performance in SMPS.
4. Over-voltage Protection: Acts as a reference for over-voltage protection circuits.
5. Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for ADCs, enhancing measurement accuracy.
6. Temperature Sensing Circuits: Used in sensing circuits to provide stable references.
These applications benefit from the TL431BMFDT's precision and adjustability.