SI9112DY
Switching Controllers for High Voltage Switching Mode ApplicationsSI9112DY
Switching Controllers for High Voltage Switching Mode Applications
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SI9112DY 數據表
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詳細說明
The SI9112DY from Silicon Labs is a versatile half-bridge driver IC that boasts high performance capabilities for a range of power delivery applications. With its ability to drive both high-side and low-side N-channel power MOSFETs using a single supply voltage between 10V and 18V, this IC is a reliable choice for applications such as motor control, switch mode power supplies, and DC/DC converters
主要特徵
- This product series offers
- a range of benefits including
- high reliability low power
- and high speed performance
應用
- SI9112DY: The heart of power supplies
- Get efficient with SI9112DY
- SI9112DY: Perfect for battery charging
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Product Category ! | Switching Controllers | RoHS | N |
Topology | Flyback, Forward, Push-Pull | Number of Outputs | 1 Output |
Switching Frequency ! | 1 MHz to 3 MHz | Duty Cycle - Max | 50 % |
Output Current ! | 10 mA | Minimum Operating Temperature | - 40 C |
Maximum Operating Temperature ! | + 85 C | Mounting Style | SMD/SMT |
Package / Case | SOIC-14 | Brand | Vishay / Siliconix |
Operating Supply Voltage ! | 9.5 V to 13.5 V | Product | Voltage Controllers |
Product Type ! | Switching Controllers | Factory Pack Quantity | 55 |
Subcategory | PMIC - Power Management ICs | Type | Current Mode PWM Controllers |
Unit Weight | 0.008501 oz |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is SI9112DY?
The SI9112DY is a high-performance power factor correction (PFC) controller designed by Silicon Laboratories. It is specifically intended for use in power supply applications where high power factor and efficient power conversion are required, such as in LED lighting, industrial power supplies, and appliances.
How Does SI9112DY Work?
The SI9112DY operates by regulating the input current of the power supply to be in phase with the input voltage, resulting in a high power factor. It utilizes advanced algorithms and control techniques to achieve precise and efficient power factor correction, ensuring compliance with regulatory standards and minimizing power losses.
How Many Pins does SI9112DY have and What are the Functions of the Pinout Configuration?
The SI9112DY is housed in a 8-pin SOIC package. The pinout configuration includes:
- VCC: Power supply pin.
- VIN: Input voltage pin.
- VREF: Reference voltage pin.
- FB: Feedback input pin.
- COMP: Compensation pin for loop stability control.
- CLK: Clock input pin for internal operation.
- CS: Current sense input pin.
- OUT: Gate driver output pin for the external power switch.
What are the Pros and Cons of SI9112DY?
Pros:
- High Efficiency: Enables power factor correction for efficient energy utilization.
- Compact Package: Housed in a space-efficient 8-pin SOIC package.
- Regulatory Compliance: Helps to meet power factor correction requirements for regulatory standards.
- Wide Application Range: Suitable for various power supply applications including LED lighting and industrial power systems.
Cons:
- External Components: May require additional external components for optimal power factor correction and stability in specific applications.
- Complexity: Implementing power factor correction requires careful design considerations and system integration.
Are There Any Equivalents/Alternatives to SI9112DY for Recommendation?
- The UCC28051 from Texas Instruments is a comparable PFC controller with similar features and performance.
- Alternatives to the SI9112DY include the FAN7527B from Fairchild Semiconductor and the NCP1654 from ON Semiconductor.
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