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TL431BILP
+NomenclatureIC VREF SHUNT ADJ 0.4% TO92-3
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FabricantSociété megosenmei
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Pièce fabricant #TL431BILP
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Package TO-92-3
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En stock1505
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Box (TB) |
| Part Status | Obsolete |
| Reference Type | Shunt |
| Output Type | Adjustable |
| Voltage - Output (Min/Fixed) | 2.5V |
| Voltage - Output (Max) | 36 V |
| Current - Output | 100 mA |
| Tolerance | ±0.4% |
| Temperature Coefficient | 30ppm/°C Typical |
| Current - Cathode | 1 mA |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Through Hole |
Présentation
Description
The "B" in TL431BILP often indicates a tighter tolerance version compared to standard models, offering enhanced precision and stability. Key features include a low-temperature coefficient, which ensures that its performance remains consistent across varying temperatures, and a sharp turn-on characteristic for reliable operation.
This device is popular in power supply units, battery chargers, and other applications requiring precise voltage control. Its adjustable nature makes it versatile for various design needs. Encased in a TO-92 or similar package, the TL431BILP is typically easy to integrate into both new and existing designs, making it a staple in the toolkit of electronic engineers focused on precision regulation.
Equivalent
Features
1. Adjustable Shunt Regulator: Operates with a wide range of reference voltages from 2.5V to 36V, allowing for flexible application in various circuits.
2. Precision Voltage Reference: Offers a precise voltage reference with a tolerance of ±0.5%, ensuring accuracy in voltage regulation.
3. Temperature Stability: Provides excellent temperature stability with a typical temperature coefficient of 50ppm/°C, making it reliable over a broad temperature range.
4. Low Dynamic Output Impedance: Features a low dynamic output impedance of approximately 0.2Ω, which enhances load regulation.
5. Wide Operating Current Range: Can operate over a broad current range from 1mA to 100mA, suitable for different load requirements.
6. Package Options: Available in various package types, including TO-92, SOT-23, and SOIC, to accommodate different design needs.
7. High Reliability: Designed for use in environments requiring high reliability, such as industrial and consumer electronics.
These features make the TL431BILP suitable for use in power supplies, battery chargers, and other applications requiring precise voltage regulation.
Pinout
1. Reference (Ref): This pin is used to set the reference voltage. By connecting a resistor network, you can adjust the output voltage from 2.5V to 36V. The reference pin is crucial for setting the desired output voltage level.
2. Anode (A): This pin is the anode terminal of the internal reference diode. It is connected to the negative side of the power supply or ground in typical configurations.
3. Cathode (K): This pin is the cathode terminal and serves as the output. The cathode pin acts as the control pin where the regulated output voltage is obtained.
The TL431BILP is widely used for voltage reference and regulation applications due to its stability, precision, and ease of use in various electronic circuits.