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LM431BIM3
+БОМIC VREF SHUNT ADJ 1% SOT23-3
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ПроизводительТехасские инструменты
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Мфр. Часть #LM431BIM3
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В наличии6450
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Part Status | Obsolete |
| Base Product Number | LM431 |
| Reference Type | Shunt |
| Output Type | Adjustable |
| Voltage - Output (Min/Fixed) | 2.495V |
| Current - Output | 100 mA |
| Tolerance | ±1% |
| Temperature Coefficient | 50ppm/°C Typical |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package | TO-236-3, SC-59, SOT-23-3 |
| Supplier Device Package | SOT-23-3 |
| Packaging | Tape & Reel (TR) |
| Voltage - Output (Max) | 37 V |
| Current - Cathode | 1 mA |
Обзор
Description
Key features of the LM431BIM3 include a wide operating voltage range, low temperature coefficient, and good thermal stability, making it suitable for both industrial and consumer applications. It comes in a compact SOT-23 package, allowing for space-efficient designs in circuit boards.
The LM431BIM3 is valued for its precision and reliability, with an adjustable output voltage range typically set through external resistors. It provides designers with a flexible solution for achieving accurate voltage references in compact and cost-effective designs. Overall, it is a versatile component in the construction of stable and efficient electronic circuits.
Equivalent
Features
1. Adjustable Output Voltage: It offers an output voltage range from 2.5V to 36V, allowing for versatility in various applications.
2. High-Precision Voltage Reference: The device provides excellent voltage accuracy with a typical tolerance of ±1%.
3. Wide Operating Temperature Range: It operates efficiently over a wide temperature range, typically from -40°C to +125°C.
4. Low Output Impedance: The LM431BIM3 features a low output impedance of approximately 0.2 ohms, ensuring minimal output variation with load changes.
5. Fast Turn-On Response: It boasts a quick response time of typically 0.2µs, beneficial for applications requiring fast transient responses.
6. Current Capability: It can operate with a cathode current from 1mA to 100mA, making it suitable for a variety of load conditions.
7. Package Options: The device is available in a small SOT-23 package, which is advantageous for space-constrained applications.
These features make the LM431BIM3 suitable for use in precision power supplies, voltage monitoring, and adjustable voltage and current sources.
Pinout
1. Pin 1 (Reference): This pin is used to set the reference voltage. An external resistor network usually connects to this pin to adjust the output voltage to the desired level.
2. Pin 2 (Anode): The anode is the input pin for the shunt regulator. It is connected to the ground or the negative side of the load.
3. Pin 3 (Cathode): The cathode is the output pin, which provides the regulated voltage. The cathode is connected to the positive side of the load.
The LM431BIM3 is widely used in applications requiring precision voltage regulation, such as switching power supplies and adjustable voltage references. It's known for its stability, accuracy, and wide operating voltage range.