For Reference Only
| Part Number | TOP257YN |
| LIXINC Part # | TOP257YN |
| Manufacturer | Power Integrations |
| Category | Integrated Circuits › PMIC - AC DC Converters, Offline Switchers |
| Description | IC OFFLINE SWIT PROG OVP TO220 |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | TOP257YN PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 27 - Jan 31 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | TOP257YN |
| Brand: | Power Integrations |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | PMIC - AC DC Converters, Offline Switchers |
| Manufacturer: | Power Integrations |
| Series: | TOPSwitch®-HX |
| Package: | Tube |
| Part Status: | Active |
| 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): | 157 W |
| Fault Protection: | Current Limiting, Over Temperature, Over Voltage |
| Control Features: | - |
| Operating Temperature: | -40°C ~ 150°C (TJ) |
| Package / Case: | TO-220-7 (Formed Leads), 6 Leads |
| Supplier Device Package: | TO-220-7C |
| Mounting Type: | Through Hole |
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| In Stock | 35679 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $2.64000 | $2.64 |
| 100 | $2.17706 | $217.706 |
| 1000 | $1.84752 | $1847.52 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.