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NCP1216P133G
Overview
Category: Integrated Circuit (IC)
Use: Power Management IC
Characteristics: - Low-power offline switching regulator - High-voltage startup - Frequency jittering for improved EMI performance - Built-in protection features - Wide input voltage range - Small package size
Package: SOP-7
Essence: The NCP1216P133G is a power management IC designed for low-power offline switching regulation applications. It offers high-voltage startup, frequency jittering for improved electromagnetic interference (EMI) performance, and various built-in protection features. The IC comes in a small SOP-7 package.
Packaging/Quantity: The NCP1216P133G is typically sold in reels containing 2500 units.
Specifications
- Input Voltage Range: 85V to 265V AC
- Output Voltage: 12V DC
- Output Current: Up to 100mA
- Operating Temperature Range: -40°C to +125°C
- Efficiency: Up to 80%
- Switching Frequency: 65kHz
Pin Configuration
The NCP1216P133G has the following pin configuration:
- VCC: Power supply input
- GND: Ground reference
- FB: Feedback pin for output voltage regulation
- COMP: Compensation pin for stability control
- CS: Current sense pin for current limit protection
- DRAIN: Drain pin for power MOSFET connection
- VSTR: Startup voltage pin for high-voltage startup
Functional Features
- Low-power offline switching regulation
- High-voltage startup for wide input voltage range
- Frequency jittering for improved EMI performance
- Overvoltage protection
- Overcurrent protection
- Thermal shutdown protection
- Soft-start function for controlled startup
Advantages and Disadvantages
Advantages: - Wide input voltage range allows for versatile applications - Frequency jittering reduces electromagnetic interference - Built-in protection features enhance system reliability - Small package size saves board space - Soft-start function prevents excessive inrush current during startup
Disadvantages: - Limited output current capability (up to 100mA) - Relatively low efficiency compared to some other power management ICs
Working Principles
The NCP1216P133G operates as a low-power offline switching regulator. It uses a high-voltage startup mechanism to accommodate a wide input voltage range. The frequency jittering feature helps reduce electromagnetic interference, ensuring compliance with EMI regulations. The IC incorporates various protection features such as overvoltage, overcurrent, and thermal shutdown protection to safeguard the system. Additionally, the soft-start function ensures a controlled startup by limiting the inrush current.
Detailed Application Field Plans
The NCP1216P133G is commonly used in various low-power applications that require efficient power management. Some typical application fields include:
Consumer Electronics:
- Set-top boxes
- Audio/video equipment
- Home appliances
Lighting Systems:
- LED drivers
- Compact fluorescent lamps (CFLs)
Industrial Equipment:
- Power supplies
- Motor control systems
- Battery chargers
Automotive Electronics:
- Interior lighting
- Infotainment systems
- Dashboard displays
Detailed and Complete Alternative Models
NCP1216D133R2G
- Category: Integrated Circuit (IC)
- Use: Power Management IC
- Package: SOP-7
- Characteristics: Low-power offline switching regulator, high-voltage startup, frequency jittering, built-in protection features
- Specifications: Input voltage range: 85V to 265V AC, output voltage: 12V DC, output current: up to 100mA
NCP1216P133G-ADJ
- Category: Integrated Circuit (IC)
- Use: Power Management IC
- Package: SOP-7
- Characteristics: Low-power offline switching regulator, high-voltage startup, frequency jittering, built-in protection features
- Specifications: Input voltage range: 85V to 265V AC, adjustable output voltage, output current: up to 100mA
NCP1216P133G-EVB
- Category: Evaluation Board
- Use: Power Management IC evaluation and development
- Package: N/A
- Characteristics: Designed for NCP1216P133G, facilitates testing and prototyping of power management applications
These alternative models offer similar functionality and characteristics to the NCP1216P133G, providing options for different application requirements.
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10 domande e risposte comuni relative all'applicazione di NCP1216P133G nelle soluzioni tecniche
Sure! Here are 10 common questions and answers related to the application of NCP1216P133G in technical solutions:
Q: What is NCP1216P133G? A: NCP1216P133G is a specific model of integrated circuit (IC) designed for power management applications.
Q: What are the typical applications of NCP1216P133G? A: NCP1216P133G is commonly used in various power supply designs, such as AC-DC adapters, chargers, and LED drivers.
Q: What is the input voltage range supported by NCP1216P133G? A: NCP1216P133G supports an input voltage range of typically 85VAC to 265VAC.
Q: What is the output voltage range provided by NCP1216P133G? A: The output voltage range of NCP1216P133G can be configured based on the external components used, but it is typically around 5V to 24V.
Q: Does NCP1216P133G have built-in protection features? A: Yes, NCP1216P133G includes various protection features like overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.
Q: Can NCP1216P133G operate in a wide temperature range? A: Yes, NCP1216P133G is designed to operate reliably in a wide temperature range, typically from -40°C to +125°C.
Q: What is the maximum output power that NCP1216P133G can handle? A: The maximum output power depends on the specific application and the design of the power supply, but NCP1216P133G can handle power levels up to several tens of watts.
Q: Does NCP1216P133G require an external oscillator? A: No, NCP1216P133G has an internal oscillator, so it does not require an external one.
Q: Can NCP1216P133G be used in offline or isolated power supply designs? A: Yes, NCP1216P133G is suitable for both offline and isolated power supply designs.
Q: Is there any reference design available for NCP1216P133G? A: Yes, the manufacturer of NCP1216P133G typically provides reference designs and application notes that can help with the implementation of the IC in various technical solutions.
Please note that the answers provided here are general and may vary depending on the specific requirements and implementation of NCP1216P133G in a given application.