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UC2823BNG4
Product Overview
- Category: Integrated Circuit (IC)
- Use: Power Management
- Characteristics: High-performance PWM Controller
- Package: DIP-16 (Dual In-Line Package with 16 pins)
- Essence: Regulates and controls power delivery in various applications
- Packaging/Quantity: Available in reels of 2500 units
Specifications
- Input Voltage: 10V to 20V
- Output Voltage: Adjustable, up to 90% of input voltage
- Operating Temperature: -40°C to +85°C
- Switching Frequency: 100kHz to 1MHz
- Protection Features: Overcurrent protection, thermal shutdown, undervoltage lockout
Detailed Pin Configuration
The UC2823BNG4 IC has a total of 16 pins. The pin configuration is as follows:
- VREF: Reference voltage input
- COMP: Error amplifier output
- CS: Current sense input
- RT/CT: Timing components connection
- GND: Ground reference
- VCC: Positive supply voltage
- SYNC: Synchronization input
- OSC: Oscillator timing capacitor connection
- OUTA: Output A
- OUTB: Output B
- FB: Feedback input
- SS/TR: Soft-start/Shutdown control
- UVLO: Undervoltage lockout
- SD: Shutdown control
- NC: No connection
- VSENSE: Voltage sense input
Functional Features
- High-performance pulse-width modulation (PWM) controller
- Provides precise regulation and control of power delivery
- Wide input voltage range for versatile applications
- Adjustable output voltage allows flexibility in power management
- Protection features ensure safe operation under various conditions
- Synchronization input for multi-phase operation
- Soft-start and shutdown control for smooth power transitions
Advantages and Disadvantages
Advantages: - High-performance and precise power management - Wide input voltage range for versatile applications - Adjustable output voltage for flexibility - Protection features ensure safe operation - Synchronization input allows multi-phase operation - Soft-start and shutdown control for smooth power transitions
Disadvantages: - Limited pin configuration may restrict certain applications - Requires external timing components for proper operation
Working Principles
The UC2823BNG4 is a high-performance PWM controller that regulates and controls power delivery in various applications. It operates by comparing the feedback voltage with a reference voltage to generate an error signal. This error signal is then amplified and used to control the duty cycle of the PWM waveform.
By adjusting the duty cycle, the UC2823BNG4 can regulate the output voltage. It also incorporates protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe operation under different conditions.
Detailed Application Field Plans
The UC2823BNG4 is widely used in power management applications, including but not limited to:
- Switching Power Supplies
- DC-DC Converters
- LED Lighting Systems
- Motor Control Circuits
- Battery Charging Systems
Its high-performance characteristics and versatile functionality make it suitable for various power management requirements.
Detailed and Complete Alternative Models
- UC3823BNG4: Similar specifications and features, available in SOIC-16 package.
- UC2823ADW: Lower operating temperature range (-25°C to +85°C), available in SOIC-16 package.
- UC2823AQDWRQ1: Automotive-grade version, meets AEC-Q100 standards, available in SOIC-16 package.
These alternative models offer similar functionality and can be considered as replacements for the UC2823BNG4 in different applications.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng UC2823BNG4 trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of UC2823BNG4 in technical solutions:
Q: What is UC2823BNG4? A: UC2823BNG4 is a specific model of integrated circuit (IC) that is commonly used in power supply applications.
Q: What are the main features of UC2823BNG4? A: The main features of UC2823BNG4 include high-frequency operation, adjustable frequency, soft-start capability, and protection features like overcurrent and overvoltage protection.
Q: How can UC2823BNG4 be used in power supply applications? A: UC2823BNG4 can be used as a controller for regulating the output voltage and current of a power supply. It provides control signals to other components in the power supply circuitry.
Q: What is the operating voltage range of UC2823BNG4? A: The operating voltage range of UC2823BNG4 is typically between 8V and 20V.
Q: Can UC2823BNG4 handle high currents? A: Yes, UC2823BNG4 can handle high currents up to a certain limit, depending on the specific design and external components used in the application.
Q: Does UC2823BNG4 have built-in protection features? A: Yes, UC2823BNG4 has built-in protection features such as overcurrent protection, overvoltage protection, and thermal shutdown.
Q: Can UC2823BNG4 operate at high frequencies? A: Yes, UC2823BNG4 is designed to operate at high frequencies, typically in the range of tens or hundreds of kilohertz.
Q: Is UC2823BNG4 suitable for both AC and DC power supply applications? A: Yes, UC2823BNG4 can be used in both AC and DC power supply applications, depending on the specific design requirements.
Q: Can UC2823BNG4 be used in battery-powered applications? A: Yes, UC2823BNG4 can be used in battery-powered applications as long as the input voltage range is within its specified operating range.
Q: Are there any application notes or reference designs available for UC2823BNG4? A: Yes, Texas Instruments, the manufacturer of UC2823BNG4, provides application notes and reference designs that can help engineers in implementing this IC in their technical solutions.
Please note that the answers provided here are general and may vary depending on the specific application and design considerations. It is always recommended to refer to the datasheet and other technical resources provided by the manufacturer for accurate and detailed information.