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TNY290KG
Power Integrations TNY290KG is an AC-DC converter with a minimum input voltage of 50 V dc
TNY290KG
Power Integrations TNY290KG is an AC-DC converter with a minimum input voltage of 50 V dc
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製造商零件號 # : TNY290KG
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包裝/封裝: eSOP-12B
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零件狀態 : Active
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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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TNY290KG 數據表
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詳細說明
From its integrated 700 V primary MOSFET to its advanced EcoSmart technology, the TNY290KG sets a new standard for energy-efficient power ICs. Its ability to deliver up to 30 W of continuous power makes it a suitable option for a wide array of applications, while its built-in protection features ensure the safety and reliability of the power supply in diverse operating conditions
主要特徵
- Low-cost, high-voltage switcher for universal input voltage
- Integrated 700V power MOSFET with 725V breakdown voltage
- Accurate primary-side constant current control
- Frequency jitter for reduced EMI and soft switching
- Auto-restart for short circuit and open loop protection
- Compact 7-pin SMD package
應用
- LED lighting
- Chargers and adapters
- Home appliances
- Industrial controls
- 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。
| Manufacturer | Artesyn | Product Category ! | AC DC Converters, Offline Switchers |
| Series | TinySwitch®-4 | Type | Off-Line Switcher |
| Packaging ! | Tube Alternate Packaging | Mounting-Style | 12-BESOP (0.350", 8.89mm Width) 11 Leads, Exposed Pad |
| Tradename | -40°C ~ 150°C (TJ) | Package-Case | Surface Mount |
| Operating-Temperature | 12-ESOP | Mounting-Type | Isolated |
| Supplier-Device-Package | Yes | Watt | 725V |
| Number-of-Outputs | - | Output-Isolation | 67% |
| Internal-Switch-s | 124kHz ~ 140kHz | Voltage-Breakdown | 36.5 W |
| Topology | eSOP-12B | Voltage-Start-Up | 67 % |
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 TNY290KG?
The TNY290KG is a member of the TinySwitch-III family of energy-efficient, off-line switcher ICs designed by Power Integrations. It is suitable for low power AC-DC power supplies used in appliances, chargers, and auxiliary power supplies.
How Does TNY290KG Work?
The TNY290KG operates as a highly integrated energy-efficient power supply IC, incorporating a high-voltage power MOSFET, PWM control, frequency jittering, and protection features. It provides accurate control of output voltage and current, contributing to high efficiency and low standby power consumption.
How Many Pins does TNY290KG have and What are the Functions of the Pinout Configuration?
The TNY290KG is housed in a 7-pin eSOP package. The pinout configuration includes:
- 1. BP/MULT: Brownout protection and line undervoltage sensing pin.
- 2. D: Drain output pin of the internal MOSFET.
- 3. S: Source pin of the internal MOSFET.
- 4. FB: Feedback control pin for output voltage regulation.
- 5. RTN: Ground pin for control and signal return.
- 6. CT/RT: Oscillator frequency set and fault blanking pin.
- 7. H: High-voltage current source pin for startup and operating power.
What are the Pros and Cons of TNY290KG?
Pros:
- High Integration: The TNY290KG integrates various functions in a compact package, reducing external component count.
- Energy Efficiency: Provides high efficiency and low standby power consumption, contributing to energy savings and compliance with energy efficiency standards.
- Protection Features: Includes brownout protection, line undervoltage sensing, and over-temperature protection for robust operation.
- Wide Input Voltage Range: Suitable for universal input voltage range power supplies.
Cons:
- External Components: May require external components for specific application requirements such as EMI filtering and overvoltage protection.
- Design Complexity: Requires attention to layout, thermal management, and safety considerations for reliable operation.
Are There Any Equivalents/Alternatives to TNY290KG for Recommendation?
- The TNY277 from Power Integrations is a similar off-line switcher IC with comparable features.
- Alternatives to the TNY290KG include the FSDM0265R from Fairchild Semiconductor and the TOP245P from Power Integrations.
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