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TOP233GN
ROHS SMD-8P AC-DC Controllers & Regulators
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製造商零件號 # : TOP233GN
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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 : AC DC Converters, Offline Switches
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TOP233GN 數據表
價格 (USD)
| 數量 | 單價 | 總價 |
|---|---|---|
| 1 | $4.784 | $4.78 |
| 200 | $1.853 | $370.60 |
| 500 | $1.788 | $894.00 |
| 1000 | $1.755 | $1,755.00 |
這些價格會受到市場波動的影響，需要提交報價才能取得最新價格。
詳細說明
Safety and protection are paramount with the TOP233GN, as it incorporates multiple protection features including overvoltage protection, overcurrent protection, thermal shutdown, and undervoltage lockout. These mechanisms ensure the safety and reliability of the power supply system, making the TOP233GN an ideal choice for various applications such as standby power supplies, auxiliary power supplies, and battery chargers
主要特徵
- Fully regulated DC output
- Overload protection guaranteed
- High efficiency and reliability
- Simplified circuit design
- Compact size for space-saving
應用
- Reliable flyback converters
- Consumer electronics solutions
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 | 12 V | Input / Supply Voltage - Min | 85 VAC |
| Input / Supply Voltage - Max | 265 VAC | Switching Frequency ! | 132 kHz |
| Duty Cycle - Max | 78 % | Operating Supply Current | 1.5 mA |
| Minimum Operating Temperature | - 40 C | Maximum Operating Temperature ! | + 150 C |
| Series | TNY274 | Brand | Power Integrations |
| Moisture Sensitive | Yes | Product Type ! | AC/DC Converters |
| Factory Pack Quantity | 50 | Subcategory | PMIC - Power Management ICs |
| Tradename | TopSwitch | Type | Off Line Converter |
| Unit Weight | 0.652216 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 TOP233GN?
The TOP233GN is a flyback switching regulator integrated circuit (IC) manufactured by Power Integrations. It is designed for use in offline and isolated DC-DC power supply applications, providing high efficiency and reliable performance in a compact package.
How Does TOP233GN Work?
The TOP233GN operates by converting input voltage into regulated output voltage using a flyback topology. It integrates a power MOSFET, control circuitry, and protection features to efficiently drive the transformer and regulate the output voltage. The IC offers features such as frequency jittering and cycle-by-cycle current limiting for improved EMI performance and overcurrent protection.
How Many Pins does TOP233GN have and What are the Functions of the Pinout Configuration?
The TOP233GN is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- Vin: Input voltage pin.
- Vout: Regulated output voltage pin.
- FB: Feedback pin for voltage regulation.
- RT: External resistor connection for oscillator frequency setting.
- BP/MODE: Pin for implementing frequency jittering and selecting burst mode operation.
- GND: Ground pin.
- SD: Shutdown pin for enabling and disabling the IC.
- CS: Current sense pin for cycle-by-cycle current limiting.
What are the Pros and Cons of TOP233GN?
Pros:
- High Efficiency: Provides efficient power conversion for energy-saving applications.
- Integrated Protection: Includes overcurrent and thermal shutdown protection for enhanced reliability.
- Compact Package: The 8-pin SOIC package is space-efficient and suitable for compact designs.
- Frequency Jittering: Features frequency jittering for reduced EMI emissions.
- Burst Mode Operation: Supports burst mode operation for improved light-load efficiency.
Cons:
- External Components: May require additional external components such as a transformer and diodes for complete flyback converter implementation.
- Complexity: Design considerations for transformer selection and snubber design may be required for optimal performance.
- Heat Dissipation: Proper heat sinking or thermal management may be necessary for high-power applications.
Are There Any Equivalents/Alternatives to TOP233GN for Recommendation?
- The FSDM0365RN from Fairchild Semiconductor is a similar flyback switching regulator IC.
- Alternatives to the TOP233GN include the TNY274PN from Power Integrations and the LNK304GN from Power Integrations.
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