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TOP412GN
32kHz Switching Freq-Max
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製造商零件號 # : TOP412GN
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包裝/封裝: SMD-8
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製造商: Power Integrations
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產品分類 : Voltage Regulators - DC DC Switching Regulators
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TOP412GN 數據表
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詳細說明
The TOP412GN is a versatile and cost-effective solution for off-line power conversion, offering high efficiency and reliable performance in various AC-DC power supply applications. With its integrated high-voltage power MOSFET and current mode PWM control, this controller ensures fast transient response and optimal power delivery. The wide input voltage range of 10V to 30V allows for flexibility in different power supply configurations, while the fixed frequency operation at 132kHz ensures stable and consistent output regulation
主要特徵
- Safe operating area monitoring
- Advanced overcurrent protection
- Fault-tolerant architecture
- Tight regulation of output voltage
應用
- Compact power designs
- Dynamic power solutions
- Robust power supplies
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 ! | AC/DC Converters | RoHS | Details |
| Mounting Style | SMD/SMT | Package / Case | SMD-8 |
| Output Voltage | 5.8 V | Input / Supply Voltage - Min | 85 VAC |
| Input / Supply Voltage - Max | 265 VAC | Switching Frequency ! | 120 kHz |
| Duty Cycle - Max | 70 % | Operating Supply Current | 1.2 mA |
| Minimum Operating Temperature | - 40 C | Maximum Operating Temperature ! | + 150 C |
| Series | TOP412 | Brand | Power Integrations |
| Moisture Sensitive | Yes | Product Type ! | AC/DC Converters |
| Factory Pack Quantity | 50 | Subcategory | PMIC - Power Management ICs |
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 TOP412GN?
The TOP412GN is a monolithic, high voltage, pulse width modulation (PWM) controller designed by Power Integrations. It is suitable for off-line and DC to DC power supply applications, offering a comprehensive set of features for efficient power management and control.
How Does TOP412GN Work?
The TOP412GN operates by generating PWM signals to control power switches in applications such as AC-DC converters, isolated and non-isolated power supplies, and LED drivers. It provides high voltage capability, stable operation, and comprehensive protection features, making it suitable for a wide range of power supply designs.
How Many Pins does TOP412GN have and What are the Functions of the Pinout Configuration?
The TOP412GN is housed in a 8-pin PDIP (Plastic Dual In-line Package) or 8-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- Vin: Input supply voltage pin.
- Vstr: Startup bias supply voltage pin.
- FB: Feedback control pin for regulating output voltage.
- RT/CLK: Oscillator timing resistor or clock synchronization pin.
- CT: Oscillator timing capacitor pin.
- Output: Drive output pin for external power switches.
- GND: Ground pin.
What are the Pros and Cons of TOP412GN?
Pros:
- High Voltage Capability: Designed to handle high input voltages, suitable for a wide range of power supply applications.
- Comprehensive Protection: Includes features such as over-temperature protection, overvoltage protection, and frequency foldback for enhanced safety and reliability.
- Wide Range of Applications: Suitable for off-line power supplies, LED drivers, and other power management systems.
- Efficient Power Control: Provides precise PWM control for efficient power conversion.
- Compact Package Options: Available in PDIP or SOIC packages for flexible board designs.
Cons:
- External Components: May require external components such as resistors and capacitors for proper operation.
- Complexity: Requires careful consideration of circuit layout and component selection for optimal performance.
- EOL (End of Life) Risk: As with all electronic components, there may be a risk of end-of-life status in the future.
Are There Any Equivalents/Alternatives to TOP412GN for Recommendation?
Alternatives to the TOP412GN include the TOP413GN from Power Integrations and the UC3842 from Texas Instruments, which offer similar PWM control capabilities for power supply designs.
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