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UC2823ADWTR
+БОМIC REG CTRLR MULT TOP 16SOIC
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ПроизводительТехасские инструменты
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Мфр. Часть #UC2823ADWTR
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Лист данных UC2823ADWTR DataSheet
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В наличии9886
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| PartStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Up, Step-Up/Step-Down |
| OutputConfiguration | Positive |
| Topology | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull |
| NumberofOutputs | 1 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 8.4V ~ 22V |
| Frequency-Switching | 400kHz ~ 1MHz |
| DutyCycle(Max) | 100% |
| SynchronousRectifier | No |
| ClockSync | No |
| ControlFeatures | Current Limit, Frequency Control, Ramp, Soft Start |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.295", 7.50mm Width) |
| SupplierDevicePackage | 16-SOIC |
| BaseProductNumber | UC2823 |
Обзор
Description
Key features include adjustable switching frequency, a current sense input for improved regulation, and built-in protection mechanisms such as overcurrent, thermal shutdown, and undervoltage lockout. It also offers a soft start capability to minimize inrush current during power-up.
The UC2823ADWTR is packaged in a compact SOIC-8 surface-mount form factor, making it ideal for space-constrained applications. Its ability to deliver high efficiency and stability makes it a popular choice for power management in industrial, automotive, and consumer electronics applications.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 10V to 30V, accommodating various power supply designs.
2. High-Speed Operation: Capable of switching frequencies up to 500 kHz, allowing for compact designs and efficient operation.
3. Integrated Circuits: Combines a voltage reference, error amplifier, and PWM comparator in a single package, simplifying design requirements.
4. Dead-time Control: Includes features for preventing cross-conduction in half-bridge applications.
5. Soft Start Function: Ensures smooth startup and limits inrush current, enhancing system reliability.
6. Adjustable Output Voltage: Supports voltage feedback and regulation capabilities, making it versatile for multiple applications.
7. Thermal Shutdown: Protects against overheating, enhancing the safety and longevity of the power supply.
Overall, the UC2823ADWTR is designed for efficient, reliable power management in a variety of applications such as DC-DC converters and power inverters.
Pinout
Key pin functions include:
1. VCC (Pin 1): Supply voltage input.
2. GND (Pin 2): Ground reference.
3. COMP (Pin 3): Compensation network connection.
4. RAMP (Pin 4): Ramp generator input.
5. ISENSE (Pin 5): Current sense input for current limiting.
6. VFB (Pin 6): Voltage feedback input.
7. PWM (Pin 7): Output to drive the power stage.
8. CL (Pin 8): Current limit threshold setting.
9. RT (Pin 9): Timing resistor connection for frequency setting.
10. CT (Pin 10): Timing capacitor connection.
11. SS (Pin 11): Soft-start function.
12. SENSE (Pin 12): Sensing the output voltage.
13. CSOUT (Pin 13): Current sense output.
14. CSCOMP (Pin 14): Current sense compensation.
15. SYNC (Pin 15): Synchronization input for multiple controllers.
16. RAMP CAP (Pin 16): Capacitor for the ramp generator.
The UC2823ADWTR is commonly used in power supply applications due to its versatility and reliability.
Manufacturer
Texas Instruments was founded in 1930 and has a long history of innovation in the semiconductor industry. It is particularly recognized for its development of analog and mixed-signal technologies, which are essential for converting real-world signals into digital data and vice versa. The UC2823ADWTR is a PWM (Pulse Width Modulation) controller used in applications such as power management, DC-DC converters, and power supply systems, highlighting TI's focus on efficiency and performance in electronic design. Overall, Texas Instruments is a leader in the semiconductor industry, providing solutions that enable advancements in technology across various sectors.
Application
1. DC-DC Converters: For voltage regulation in various electronic devices.
2. Power Supply Units: In computers, telecom equipment, and industrial systems.
3. Battery Chargers: For efficient charging of lithium-ion and other battery types.
4. LED Drivers: To provide regulated current for LED lighting applications.
5. Telecommunication Equipment: For reliable power conversion in network infrastructure.
Its features include programmable frequency and soft-start, making it suitable for efficient, compact designs.