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TL431ACDT
+BOMIC VREF SHUNT ADJ 1% 8SO
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Nhà sản xuấtSTMicroelectronics
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Ông. Phần #TL431ACDT
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Bảng dữ liệu TL431ACDT DataSheet
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Gói SOIC-8
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Có sẵn4215
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| ReferenceType | Shunt |
| OutputType | Adjustable |
| Voltage-Output(Min/Fixed) | 2.495V |
| Voltage-Output(Max) | 36 V |
| Current-Output | 100 mA |
| Tolerance | ±1% |
| Current-Cathode | 600 µA |
| OperatingTemperature | 0°C ~ 70°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
Key features of the TL431ACDT include an adjustable output voltage range from 2.5V to 36V, a low output noise, and a wide operating temperature range. It typically comes in SOT-23 packaging, making it suitable for compact circuit designs. The TL431ACDT is ideal for use in switching power supplies, chargers, and other applications requiring a stable voltage reference.
The component is designed to be used with external resistors to set the desired output voltage. Its precision, versatility, and ease of use make it a popular choice among engineers for designing reliable power regulation solutions.
Equivalent
1. LM431 series (e.g., LM431ACZ, LM431B)
2. KA431 series
3. AZ431 series
4. TLV431 series
5. LMV431 series
6. AS431 series
These are available from various manufacturers and offer similar voltage reference capabilities, with some variations in specifications like tolerance and temperature stability. Always check the specific datasheets for compatibility with your application.
Features
1. Adjustable Output Voltage: Ranges from 2.5V to 36V, allowing flexibility in reference voltage settings.
2. High Accuracy: Offers a typical tolerance of 0.5%, ensuring precision in applications requiring stable voltage references.
3. Wide Operating Temperature Range: Functions efficiently from -40°C to +125°C, making it suitable for industrial environments.
4. Low Output Impedance: Typically around 0.22 ohms, providing stable regulation with varying load conditions.
5. Sink Current Capability: Supports a wide range from 1 mA to 100 mA, accommodating diverse load requirements.
6. Package Options: Available in multiple package types like SOT-23, TO-92, and others, offering design flexibility.
These features make the TL431ACDT an ideal choice for applications like power supplies, voltage monitoring, and precision regulators.
Pinout
1. Reference (Ref): This pin is used to set the device's reference voltage by connecting it to a voltage divider network. It controls the regulation point by comparing the input voltage to an internal 2.5V bandgap reference.
2. Anode (A): The anode is connected to the negative side of the input voltage. It serves as the return path for the output current and is connected to ground in most applications.
3. Cathode (K): The cathode is the output of the device, where the regulated voltage is maintained. It sinks current to maintain the reference voltage set by the Ref pin.
The TL431ACDT is highly versatile, allowing it to be used in various applications, such as adjustable power supplies, precision voltage regulation, and as a comparator.