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UCC3626DW
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Power Management
- Characteristics: High-performance synchronous buck controller
- Package: SOIC-16
- Essence: Regulates voltage in power supply applications
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Input Voltage Range: 4.5V to 15V
- Output Voltage Range: 0.8V to 5.5V
- Switching Frequency: 200kHz to 1MHz
- Operating Temperature Range: -40°C to +85°C
- Efficiency: Up to 95%
- Protection Features: Overvoltage, undervoltage, overcurrent, and thermal shutdown
Detailed Pin Configuration
The UCC3626DW has a total of 16 pins. The pin configuration is as follows:
- VIN: Input voltage pin
- BOOT: Bootstrap capacitor connection for high-side gate driver
- PHASE: Connection to the switching node of the power stage
- GND: Ground reference pin
- COMP: Compensation pin for loop stability
- FB: Feedback pin for output voltage regulation
- SS/TR: Soft-start and tracking pin
- EN: Enable pin for turning the device on/off
- VREF: Reference voltage output pin
- AGND: Analog ground reference pin
- PGND: Power ground reference pin
- RT/CT: Timing resistor and capacitor connection pin
- SYNC: Synchronization input pin
- SS/TR: Soft-start and tracking pin
- VCC: Supply voltage pin
- VCC: Supply voltage pin
Functional Features
- High-performance synchronous buck controller
- Wide input voltage range for versatile applications
- Adjustable output voltage for flexibility
- High efficiency for power-saving operation
- Comprehensive protection features for enhanced reliability
- Soft-start and tracking capability for controlled startup
Advantages and Disadvantages
Advantages: - High-performance regulation for stable power supply - Wide input voltage range allows compatibility with various sources - Adjustable output voltage meets different system requirements - High efficiency reduces power consumption and heat generation - Comprehensive protection features enhance system reliability - Soft-start and tracking capability ensure controlled startup
Disadvantages: - Limited to power management applications - Requires external components for complete functionality - Relatively high cost compared to non-integrated solutions
Working Principles
The UCC3626DW is a synchronous buck controller that regulates the output voltage in power supply applications. It operates by controlling the duty cycle of the internal power switches to maintain a stable output voltage. The device uses a feedback mechanism to compare the actual output voltage with a reference voltage and adjusts the duty cycle accordingly. By switching the power switches at a high frequency, it efficiently converts the input voltage to the desired output voltage.
Detailed Application Field Plans
The UCC3626DW is commonly used in various power management applications, including but not limited to: - DC-DC converters - Voltage regulators - Power supplies for computer systems - Industrial equipment - Telecommunications devices - Automotive electronics
Detailed and Complete Alternative Models
- LM2596S-ADJ: Adjustable Buck Converter IC
- LT8610ABEMSE#PBF: Synchronous Step-Down Regulator
- TPS54332DDAR: 3A, 28V Input, Step-Down Converter
- MAX15062BATA+: High-Efficiency, Synchronous Step-Down Converter
- ADP2386ACPZ-R7: 4.5V to 18V, 8A, Synchronous Step-Down DC-DC Converter
These alternative models offer similar functionality and can be considered as alternatives to the UCC3626DW.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem UCC3626DW w rozwiązaniach technicznych
Sure! Here are 10 common questions and answers related to the application of UCC3626DW in technical solutions:
Q: What is UCC3626DW? A: UCC3626DW is a specific model of integrated circuit (IC) voltage mode PWM controller.
Q: What is the purpose of UCC3626DW? A: UCC3626DW is designed to regulate the output voltage of power supplies by controlling the duty cycle of a switching transistor.
Q: What is the input voltage range for UCC3626DW? A: The input voltage range for UCC3626DW typically varies from 8V to 35V.
Q: What is the maximum output current that UCC3626DW can handle? A: UCC3626DW can handle a maximum output current of up to 1A.
Q: Can UCC3626DW be used in both buck and boost converter configurations? A: Yes, UCC3626DW can be used in both buck and boost converter configurations.
Q: Does UCC3626DW have built-in protection features? A: Yes, UCC3626DW has built-in protection features such as overcurrent protection and thermal shutdown.
Q: What is the operating frequency range of UCC3626DW? A: The operating frequency range of UCC3626DW typically varies from 100kHz to 500kHz.
Q: Can UCC3626DW be used in high-temperature environments? A: Yes, UCC3626DW is designed to operate in high-temperature environments with a maximum junction temperature of 150°C.
Q: Is UCC3626DW suitable for battery-powered applications? A: Yes, UCC3626DW is suitable for battery-powered applications as it has a low quiescent current and can operate at low input voltages.
Q: Are there any application notes or reference designs available for UCC3626DW? A: Yes, Texas Instruments provides application notes and reference designs that can help in implementing UCC3626DW in various technical solutions.
Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.