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UCC284DPTR-ADJ
+BOMIC REG LIN NEG ADJ 500MA 8-SOIC
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #UCC284DPTR-ADJ
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재고3928
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사양
| 속성 | 가치 |
| Part Status | Active |
| Output Configuration | Negative |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | -15V |
| Voltage - Output (Min / Fixed) | -1.25V |
| Voltage - Output (Max) | -15V |
| Voltage Dropout (Max) | 0.5V @ 500mA |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 250 µA |
| Control Features | Enable |
| Protection Features | Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | UCC284 |
개요
Description
The UCC284DPTR-ADJ is a high-performance, power-factor-corrected (PFC) controller designed for use in switch-mode power supplies. It operates in continuous conduction mode (CCM) and features adjustable output voltage, making it suitable for a variety of applications, including LED drivers and industrial power supplies.
Key features include:
1. Wide Input Voltage Range: It supports a broad input voltage range, enhancing its versatility across different applications.
2. High Efficiency: The controller is optimized for high efficiency, reducing energy loss and heat generation.
3. Adjustable Output: The output voltage can be easily adjusted, allowing for customization to meet specific voltage requirements.
4. Integrated Features: It includes built-in protection mechanisms such as overvoltage protection (OVP) and overcurrent protection (OCP).
5. Simplified Design: The UCC284DPTR-ADJ simplifies circuit design and reduces component count, making it easier to implement in new designs.
Overall, it is an effective solution for engineers seeking reliable and efficient power management solutions.
Key features include:
1. Wide Input Voltage Range: It supports a broad input voltage range, enhancing its versatility across different applications.
2. High Efficiency: The controller is optimized for high efficiency, reducing energy loss and heat generation.
3. Adjustable Output: The output voltage can be easily adjusted, allowing for customization to meet specific voltage requirements.
4. Integrated Features: It includes built-in protection mechanisms such as overvoltage protection (OVP) and overcurrent protection (OCP).
5. Simplified Design: The UCC284DPTR-ADJ simplifies circuit design and reduces component count, making it easier to implement in new designs.
Overall, it is an effective solution for engineers seeking reliable and efficient power management solutions.
Equivalent
The UCC284DPTR-ADJ is a PWM controller primarily used for power supply applications. Equivalent products include the UC3842, LM2596, and TL494. Depending on the specific application requirements, other options like the LM2675 or MC34063 may also be suitable. Ensure to compare specifications such as voltage, current ratings, and features for compatibility. Always refer to datasheets for detailed comparisons.
Features
The UCC284DPTR-ADJ is a high-performance, fixed-frequency PWM controller designed for power supply applications. Key features include:
1. Adjustable Output Voltage: The device allows for output voltage adjustment via an external resistor network, suitable for various applications.
2. High Efficiency: Designed to deliver high efficiency, reducing heat generation and improving overall power performance.
3. Built-in Soft Start: Features soft-start functionality to minimize inrush current and prevent output voltage overshoot during startup.
4. Current Mode Control: Implements current mode control for stable operation and improved transient response.
5. Wide Input Voltage Range: Supports a broad input voltage range, enhancing versatility in different power supply designs.
6. Cycle-by-Cycle Current Limiting: Provides protection against overcurrent conditions, ensuring safe operation.
7. Integrated Voltage Reference: Includes a precision voltage reference for output regulation, ensuring accuracy and reliability.
Overall, the UCC284DPTR-ADJ is ideal for applications requiring reliable and efficient power management solutions.
1. Adjustable Output Voltage: The device allows for output voltage adjustment via an external resistor network, suitable for various applications.
2. High Efficiency: Designed to deliver high efficiency, reducing heat generation and improving overall power performance.
3. Built-in Soft Start: Features soft-start functionality to minimize inrush current and prevent output voltage overshoot during startup.
4. Current Mode Control: Implements current mode control for stable operation and improved transient response.
5. Wide Input Voltage Range: Supports a broad input voltage range, enhancing versatility in different power supply designs.
6. Cycle-by-Cycle Current Limiting: Provides protection against overcurrent conditions, ensuring safe operation.
7. Integrated Voltage Reference: Includes a precision voltage reference for output regulation, ensuring accuracy and reliability.
Overall, the UCC284DPTR-ADJ is ideal for applications requiring reliable and efficient power management solutions.
Pinout
The UCC284DPTR-ADJ is a precision voltage reference with 8 pins. Here’s the pin count and function:
1. Pin 1: VREF - Output voltage reference.
2. Pin 2: ADJ - Adjustable voltage reference input for setting output voltage.
3. Pin 3: GND - Ground connection.
4. Pin 4: NC - No connection (not used).
5. Pin 5: SVR - Supply voltage for internal regulators.
6. Pin 6: VOUT - Output voltage.
7. Pin 7: VREF - Reference voltage output (duplicate of Pin 1).
8. Pin 8: COM - Common connection for internal circuits.
The UCC284DPTR-ADJ is used in various applications requiring stable reference voltage, and it supports adjustable output configurations, making it versatile for system designs.
1. Pin 1: VREF - Output voltage reference.
2. Pin 2: ADJ - Adjustable voltage reference input for setting output voltage.
3. Pin 3: GND - Ground connection.
4. Pin 4: NC - No connection (not used).
5. Pin 5: SVR - Supply voltage for internal regulators.
6. Pin 6: VOUT - Output voltage.
7. Pin 7: VREF - Reference voltage output (duplicate of Pin 1).
8. Pin 8: COM - Common connection for internal circuits.
The UCC284DPTR-ADJ is used in various applications requiring stable reference voltage, and it supports adjustable output configurations, making it versatile for system designs.
Manufacturer
The UCC284DPTR-ADJ is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and manufactures a wide range of electronic components, including analog and mixed-signal integrated circuits (ICs), embedded processors, and digital signal processors (DSPs). Established in 1930, TI is headquartered in Dallas, Texas, and is known for its innovation and contributions to the electronics industry. The company serves various sectors, including automotive, industrial, communications, and consumer electronics, providing solutions that enhance performance and efficiency in electronic devices. Texas Instruments is particularly recognized for its expertise in power management solutions, precision analog technology, and embedded processing, making it a key player in the semiconductor market.
Application
The UCC284DPTR-ADJ is a high-performance voltage regulator and controller primarily used in power supply applications. Key areas include:
1. Power Adapters: For laptops and portable devices.
2. Battery Chargers: Efficient charging systems for lithium-ion and other batteries.
3. Telecommunications: Power supplies for networking equipment.
4. Consumer Electronics: Voltage regulation in TVs, audio systems, and gaming consoles.
5. Industrial Equipment: Power management in automation and control systems.
6. LED Drivers: Regulating power for LED lighting applications.
Its adjustable output makes it versatile for various designs requiring stable power delivery.
1. Power Adapters: For laptops and portable devices.
2. Battery Chargers: Efficient charging systems for lithium-ion and other batteries.
3. Telecommunications: Power supplies for networking equipment.
4. Consumer Electronics: Voltage regulation in TVs, audio systems, and gaming consoles.
5. Industrial Equipment: Power management in automation and control systems.
6. LED Drivers: Regulating power for LED lighting applications.
Its adjustable output makes it versatile for various designs requiring stable power delivery.
Package
The UCC284DPTR-ADJ is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package). This package type is known for its compact size and suitability for surface mounting on PCBs, allowing for efficient use of space in electronic designs.
