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UCC28C41QDRQ1
+BOMIC REG CTRLR MULT TOPOLOGY 8SOIC
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #UCC28C41QDRQ1
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在庫状況9730
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Up, Step-Up/Step-Down |
| Output Configuration | Positive |
| Topology | Boost, Flyback, Forward Converter |
| Number of Outputs | 1 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 6.6V ~ 18V |
| Frequency - Switching | Up to 1MHz |
| Duty Cycle (Max) | 48% |
| Synchronous Rectifier | No |
| Clock Sync | No |
| Control Features | Frequency Control |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | UCC28C41 |
| Grade | Automotive |
| Qualification | AEC-Q100 |
概要
Description
The UCC28C41QDRQ1 is a high-performance, voltage-mode PWM (Pulse Width Modulation) controller designed for use in power supply applications. It features a range of functionalities that enhance efficiency and stability in power conversion systems. Operating with a wide input voltage range, the UCC28C41QDRQ1 is suitable for various applications, including DC-DC converters and offline power supplies.
Key features include a precise voltage reference, adjustable frequency operation, and built-in soft start to reduce inrush current during startup. The controller also includes protections against overcurrent and thermal events, ensuring robust performance. Its ability to drive external MOSFETs enables high-efficiency designs while maintaining low standby power consumption.
Additionally, the UCC28C41QDRQ1 is characterized by a compact QFN package, making it suitable for space-constrained environments. Overall, it is an ideal choice for designers seeking to optimize power supply performance in consumer electronics, automotive, and industrial applications.
Key features include a precise voltage reference, adjustable frequency operation, and built-in soft start to reduce inrush current during startup. The controller also includes protections against overcurrent and thermal events, ensuring robust performance. Its ability to drive external MOSFETs enables high-efficiency designs while maintaining low standby power consumption.
Additionally, the UCC28C41QDRQ1 is characterized by a compact QFN package, making it suitable for space-constrained environments. Overall, it is an ideal choice for designers seeking to optimize power supply performance in consumer electronics, automotive, and industrial applications.
Equivalent
The UCC28C41QDRQ1 is a PWM controller primarily used in power supply applications. Equivalent products include the LM3478, TL5001, and UC3842. These alternatives share similar functionalities such as voltage regulation and PWM control in DC-DC converters. Always verify specific parameters like voltage ratings, current capacity, and thermal characteristics when selecting a substitute.
Features
The UCC28C41QDRQ1 is a high-performance current mode PWM (Pulse Width Modulation) controller designed for high-efficiency power conversion applications. Key features include:
1. Voltage Range: Operates with a wide input voltage range (up to 40V).
2. Integrated Functions: Contains a high-voltage startup circuit, providing ease of use in power supply designs.
3. Current Mode Control: Offers improved response to line and load changes, enhancing overall regulation and stability.
4. Programmable Switching Frequency: Allows adjustment of the frequency from 100 kHz to 500 kHz for design flexibility.
5. Built-in Protection: Includes features like cycle-by-cycle current limiting and thermal shutdown for enhanced reliability.
6. Low Standby Power: Designed for efficiency in standby mode, making it suitable for energy-conscious applications.
7. DIP or SOIC Package Options: Available in various packages for versatility in circuit design.
These features make the UCC28C41QDRQ1 ideal for use in applications such as AC-DC converters, DC-DC converters, and other power management systems.
1. Voltage Range: Operates with a wide input voltage range (up to 40V).
2. Integrated Functions: Contains a high-voltage startup circuit, providing ease of use in power supply designs.
3. Current Mode Control: Offers improved response to line and load changes, enhancing overall regulation and stability.
4. Programmable Switching Frequency: Allows adjustment of the frequency from 100 kHz to 500 kHz for design flexibility.
5. Built-in Protection: Includes features like cycle-by-cycle current limiting and thermal shutdown for enhanced reliability.
6. Low Standby Power: Designed for efficiency in standby mode, making it suitable for energy-conscious applications.
7. DIP or SOIC Package Options: Available in various packages for versatility in circuit design.
These features make the UCC28C41QDRQ1 ideal for use in applications such as AC-DC converters, DC-DC converters, and other power management systems.
Pinout
The UCC28C41QDRQ1 is a PWM (Pulse Width Modulation) controller designed for switch-mode power supplies. It features a 16-pin TSSOP package. The key functions of its pins include:
1. VCC (Pin 1): Supply voltage.
2. GND (Pin 2): Ground.
3. CSN (Pin 3): Current sense negative input.
4. CSP (Pin 4): Current sense positive input.
5. RAMP (Pin 5): Ramp generator input.
6. COMP (Pin 6): Compensation network connection.
7. RT (Pin 7): Timing resistor connection for oscillator frequency.
8. CT (Pin 8): Timing capacitor connection for oscillator frequency.
9. SS (Pin 9): Soft-start input.
10. FB (Pin 10): Feedback voltage input.
11. ISENSE (Pin 11): Input for current limiting.
12. PWM (Pin 12): PWM output to drive the power switch.
13. VREF (Pin 13): Reference voltage output.
14. SLOPE (Pin 14): Slope compensation input.
15. SYNC (Pin 15): Synchronization input.
16. NC (Pin 16): No connect.
This controller is used in applications requiring efficient power conversion.
1. VCC (Pin 1): Supply voltage.
2. GND (Pin 2): Ground.
3. CSN (Pin 3): Current sense negative input.
4. CSP (Pin 4): Current sense positive input.
5. RAMP (Pin 5): Ramp generator input.
6. COMP (Pin 6): Compensation network connection.
7. RT (Pin 7): Timing resistor connection for oscillator frequency.
8. CT (Pin 8): Timing capacitor connection for oscillator frequency.
9. SS (Pin 9): Soft-start input.
10. FB (Pin 10): Feedback voltage input.
11. ISENSE (Pin 11): Input for current limiting.
12. PWM (Pin 12): PWM output to drive the power switch.
13. VREF (Pin 13): Reference voltage output.
14. SLOPE (Pin 14): Slope compensation input.
15. SYNC (Pin 15): Synchronization input.
16. NC (Pin 16): No connect.
This controller is used in applications requiring efficient power conversion.
Manufacturer
The UCC28C41QDRQ1 is manufactured by Texas Instruments (TI), a prominent technology company based in the United States. Texas Instruments specializes in the design and production of semiconductor products, including analog and digital signal processing chips, microcontrollers, and power management devices. Founded in 1930, TI is well-known for its innovation in the electronics industry, developing a wide range of components used in various applications such as automotive, industrial, consumer electronics, and communications. The UCC28C41QDRQ1 specifically is a high-performance, voltage-mode control PWM (Pulse Width Modulation) controller, commonly utilized in power supply designs. TI focuses on providing solutions that promote efficiency, reliability, and performance across numerous sectors, making it a key player in the global semiconductor market.
Application
The UCC28C41QDRQ1 is a high-performance, current-mode PWM (Pulse Width Modulation) controller primarily used in power supply applications. Its key areas include:
1. AC-DC Power Supplies: It efficiently converts alternating current to direct current in various electronic devices.
2. DC-DC Converters: Utilized in step-down (buck) and step-up (boost) converters for voltage regulation.
3. Charger Circuits: Ideal for battery charging applications due to its precise control features.
4. LED Drivers: Employed in driving LED lights with consistent current.
5. Telecommunications: Used in power management systems for communication equipment.
Overall, it enhances efficiency and performance in various power management scenarios.
1. AC-DC Power Supplies: It efficiently converts alternating current to direct current in various electronic devices.
2. DC-DC Converters: Utilized in step-down (buck) and step-up (boost) converters for voltage regulation.
3. Charger Circuits: Ideal for battery charging applications due to its precise control features.
4. LED Drivers: Employed in driving LED lights with consistent current.
5. Telecommunications: Used in power management systems for communication equipment.
Overall, it enhances efficiency and performance in various power management scenarios.
Package
The UCC28C41QDRQ1 is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package). This package type is characterized by its compact design, allowing for efficient space utilization on printed circuit boards.
