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TL431AQDBZR
+BOMIC VREF SHUNT ADJ 1% SOT23-3
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ManufacturerTexas Instruments
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Mfr. Part #TL431AQDBZR
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Package SOT-23 (DBZ)-3
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In Stock6682
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Specifications
| Attribute | Value |
| 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 | 700 µA |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | TO-236-3, SC-59, SOT-23-3 |
Overview
Description
Key specifications include a typical output voltage tolerance of 0.5%, low output noise, and a wide operating temperature range, enhancing its reliability in diverse environments. The TL431AQDBZR is housed in a small SOT-23 package, facilitating its use in compact designs. Its ability to maintain a constant voltage over a wide range of current makes it ideal for use in power supplies, battery chargers, and other precision voltage applications.
Overall, the TL431AQDBZR is valued for its precision, versatility, and ease of use, making it a popular choice among engineers and designers looking for reliable voltage reference solutions.
Equivalent
Features
1. Precision Voltage Reference: It offers a programmable output voltage from 2.5V to 36V with a typical output voltage tolerance of ±0.5%, making it suitable for precision applications.
2. Adjustable Output: The device allows the output voltage to be adjusted by using two external resistors, providing flexibility in circuit design.
3. Wide Operating Temperature Range: It operates effectively across a broad temperature range from -40°C to +125°C, ensuring reliability in various environmental conditions.
4. Low Output Impedance: It has a low output impedance of about 0.2Ω, which enhances its performance in controlling voltage regulation.
5. Current Capability: The TL431AQDBZR can sink a cathode current ranging from 1mA to 100mA, providing ample current handling for diverse applications.
6. Package: The device is available in a small SOT-23 package, which is suitable for space-constrained designs.
These features make the TL431AQDBZR ideal for use in power supplies, voltage monitoring, and adjustable voltage reference applications.
Pinout
1. Reference (REF): This pin is used to set the reference voltage through an external resistor divider network.
2. Anode (A): This pin is connected to the ground or negative side of the load.
3. Cathode (K): This pin functions similarly to the output pin and is connected to the more positive side of the output.
The TL431AQDBZR can be used in various applications, including switching power supplies, adjustable power supplies, and voltage monitoring. It provides an adjustable output voltage that can be set from 2.5V to 36V, making it versatile for different circuits.