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TOP266KG
+BOMIC OFFLINE SWITCH FLYBACK 12ESOP
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ManufacturerPower Integrations
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Mfr. Part #TOP266KG
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Datasheet TOP266KG DataSheet
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Package BESOP-12
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In Stock3140
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Specifications
| Attribute | Value |
| Package | Tube |
| Series | TOPSwitch®-JX |
| ProductStatus | Discontinued at Digi-Key |
| OutputIsolation | Isolated |
| InternalSwitch(s) | Yes |
| Voltage-Breakdown | 725V |
| Topology | Flyback |
| DutyCycle | 78% |
| Frequency-Switching | 66kHz, 132kHz |
| Power(Watts) | 58 W |
| FaultProtection | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit |
| ControlFeatures | Frequency Control |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| Package/Case | 12-BESOP (0.350, 8.89mm Width), 11 Leads, Exposed Pad |
| SupplierDevicePackage | 12-ESOP |
Overview
Description
Key features of the TOP266KG include a wide input voltage range, high efficiency, and integrated protection mechanisms such as over-temperature, over-voltage, and over-current protection. It supports both flyback and forward converter topologies, making it versatile for various applications including consumer electronics, industrial systems, and appliances.
The device's compact design reduces the component count and simplifies the power supply design process, leading to cost-effective and space-saving solutions. Additionally, the TOP266KG is known for enhancing standby performance, meeting stringent energy efficiency standards like Energy Star and European CoC.
This IC is ideal for engineers looking to develop efficient, compact, and reliable power conversion solutions.
Equivalent
Features
1. Integrated Controller and MOSFET: Combines a high-voltage power MOSFET with a controller in a single chip, reducing component count and simplifying design.
2. Efficient Performance: Offers high efficiency across the load range, with low standby power consumption, suitable for energy-efficient designs.
3. Advanced Protection Features: Includes over-temperature, over-voltage, over-current, and output short-circuit protection to enhance reliability and safety.
4. Frequency Jittering: Reduces EMI emissions by spreading the energy across a wider frequency range.
5. EcoSmart Technology: Minimizes energy usage during no-load and light-load conditions.
6. Programmable Features: Allows for customization of current limit, switching frequency, and line under-voltage/over-voltage protection, providing flexibility in design.
7. Wide Range of Applications: Suitable for use in adapters, chargers, consumer electronics, and industrial power supplies.
This combination of features makes the TOP266KG a versatile and energy-efficient solution for power supply designs.
Pinout
1. D (Drain): Connects to the high-voltage power supply and switches the current to the transformer primary.
2. C (Control): Used for feedback, compensation, and control loop stabilization.
3. S (Source): Ground reference for the controller and the switch.
4. F (Frequency): Allows selection of the operating frequency of the device.
5. BP/M (Bypass/Multi-function): Provides the IC’s internal power supply and can be used for external program functions.
6. EN/UV (Enable/Under-voltage): Used for enabling the IC operation and under-voltage lockout.
7. V (Voltage Monitor): Monitors the output voltage for overvoltage protection.
These functions provide the necessary support for efficient power conversion, maintaining regulation, and ensuring protection features in power supply designs.