Power Integrations TOP264KG-TL
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.38 | $1.38 |
| 15+ | $1.33 | $19.95 |
| 25+ | $1.31 | $32.75 |
| 50+ | $1.23 | $61.50 |
| 100+ | $1.09 | $109.00 |
| N+ | $0.22 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Power Integrations |
| Product Series | TOPSwitch®-JX |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 725V |
| Topology | Flyback |
| Voltage - Start Up | - |
| Voltage - Supply (Vcc/Vdd) | - |
| Duty Cycle | 78% |
| Frequency - Switching | 66kHz, 132kHz |
| Power (Watts) | 49 W |
| Fault Protection | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit |
| Control Features | Frequency Control |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 12-BESOP (0.350", 8.89mm Width), 11 Leads, Exposed Pad |
| Supplier Device Package | 12-ESOP |
| ROHS |  |
The TOP264KG-TL from Power Integrations is a TOPSwitch-JX offline switcher IC for isolated Flyback power supplies up to 49W. It integrates a 725V power MOSFET and offers selectable 66kHz or 132kHz switching with a 78% maximum duty cycle. The Frequency Control feature enables design optimization, while current limiting, over load, over temperature, over voltage, and short circuit protection ensure reliability. It is housed in a 12-BESOP package with exposed pad and operates from -40°C to 150°C junction temperature.
- Integrated 725V MOSFET simplifies isolated flyback design.
- Delivers up to 49W for adapters and open-frame supplies.
- Selectable 66kHz/132kHz frequency control for design optimization.
- Comprehensive protection: over load, OVP, OTP, current limiting, short circuit.
- 12-BESOP exposed-pad package and -40°C to 150°C range for thermal reliability.
Isolated AC-DC Power Supplies
The TOP264KG-TL provides galvanically isolated flyback conversion up to 49W. Its integrated 725V MOSFET and selectable 66kHz/132kHz switching support efficient, compact offline supplies.
Adapters and Open-Frame Supplies
With 49W output capability and isolated flyback topology, this TOPSwitch-JX device suits adapters and open-frame power supplies requiring safety isolation from the mains.
Frequency-Controlled Designs
The Frequency Control feature allows selection between 66kHz and 132kHz, helping designers balance efficiency and magnetic size for their specific application.
Industrial Isolated Rails
Comprehensive protection including over load, over voltage, over temperature, and short circuit safeguards isolated industrial supplies across a -40°C to 150°C junction temperature range.
Thermally Demanding Enclosures
The 12-BESOP package with exposed pad aids heat dissipation, supporting reliable 49W isolated flyback designs in space-constrained, high-temperature environments.
- Q: What topology does the TOP264KG-TL use?
- A: It uses Flyback topology in an isolated configuration.
- Q: Is the power switch integrated?
- A: Yes, the power MOSFET is integrated on-chip.
- Q: What is the breakdown voltage rating?
- A: The device has a 725V breakdown voltage (Vds) rating.
- Q: What power level does it support?
- A: It delivers up to 49W.
- Q: What switching frequency does it operate at?
- A: It switches at 66kHz or 132kHz with a 78% maximum duty cycle.
- Q: What protections are included?
- A: Current limiting, over load, over temperature, over voltage, and short circuit protection.
TOP264KG-TL.pdf
- Q: What topology does the TOP264KG-TL use?
- A: It uses Flyback topology in an isolated configuration.
- Q: Is the power switch integrated?
- A: Yes, the power MOSFET is integrated on-chip.
- Q: What is the breakdown voltage rating?
- A: The device has a 725V breakdown voltage (Vds) rating.
- Q: What power level does it support?
- A: It delivers up to 49W.
- Q: What switching frequency does it operate at?
- A: It switches at 66kHz or 132kHz with a 78% maximum duty cycle.
- Q: What protections are included?
- A: Current limiting, over load, over temperature, over voltage, and short circuit protection.
