Power Integrations TOP254YN
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.94 | $1.94 |
| 15+ | $1.88 | $28.20 |
| 25+ | $1.84 | $46.00 |
| 50+ | $1.73 | $86.50 |
| 100+ | $1.53 | $153.00 |
| N+ | $0.31 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Power Integrations |
| Product Series | TOPSwitch®-HX |
| Packaging | Tube | |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 700V |
| Topology | Flyback |
| Voltage - Start Up | - |
| Voltage - Supply (Vcc/Vdd) | - |
| Duty Cycle | 78% |
| Frequency - Switching | 66kHz, 132kHz |
| Power (Watts) | 62 W |
| Fault Protection | Current Limiting, Over Temperature, Over Voltage |
| Control Features | - |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | TO-220-7 Formed Leads, 6 Leads |
| Supplier Device Package | TO-220-7C |
| ROHS |  |
The Power Integrations TOP254YN is a Flyback offline switcher from the TOPSwitch®-HX series featuring an integrated switch and 700V breakdown voltage. It delivers up to 62 W with 66kHz/132kHz switching frequency and 78% maximum duty cycle, housed in a TO-220-7 formed-lead package. Fault protection includes current limiting, over temperature, and over voltage.
- Up to 62 W output in a robust TO-220-7 through-hole package.
- 700V breakdown rating provides margin for offline operation.
- Integrated switch simplifies isolated Flyback design.
- Current limiting, over temperature, and over voltage protection enhance reliability.
- -40°C to 150°C junction temperature range supports demanding thermal environments.
Mid-Power Adapters
The TOP254YN delivers up to 62 W in a Flyback topology with a 700V breakdown rating, suited to isolated adapters for consumer and computing peripherals.
Industrial Power Supplies
A -40°C to 150°C junction temperature range and over temperature protection support reliable operation in industrial control equipment.
Consumer Appliances
Selectable 66kHz/132kHz switching and 78% maximum duty cycle simplify isolated Flyback designs for appliances and audio equipment.
Through-Hole Designs
The TO-220-7 formed-lead package enables robust through-hole isolated power stages with good thermal handling.
- Q: What topology does the TOP254YN use?
- A: It is a Flyback offline switcher with galvanically isolated output and an integrated switch.
- Q: What is the breakdown voltage?
- A: The Vds breakdown rating is 700V.
- Q: How much power can it deliver?
- A: Up to 62 W.
- Q: What switching frequency does it operate at?
- A: 66kHz and 132kHz with a 78% maximum duty cycle.
- Q: What protections are included?
- A: Current limiting, over temperature, and over voltage protection.
TOP254YN.pdf
- Q: What topology does the TOP254YN use?
- A: It is a Flyback offline switcher with galvanically isolated output and an integrated switch.
- Q: What is the breakdown voltage?
- A: The Vds breakdown rating is 700V.
- Q: How much power can it deliver?
- A: Up to 62 W.
- Q: What switching frequency does it operate at?
- A: 66kHz and 132kHz with a 78% maximum duty cycle.
- Q: What protections are included?
- A: Current limiting, over temperature, and over voltage protection.
