Adjustable switching regulator IC for flyback topology, operating from 85V to 265V AC input. Features a maximum switching frequency of 140kHz and a maximum output current of 1.44A. Includes over-voltage and over-temperature fault protection. Packaged in a TO-220 through-hole mount.
Frequency132kHz
PackageTO-220
Current1.6mA
MountingThrough Hole
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Technical Specifications
Power Integrations TOP243YN technical specifications.
General
| Package/Case | TO-220 |
| Continuous Drain Current (ID) | 100mA |
| Duty Cycle | 66.5% |
| Fault Protection | Over Voltage, Over Temperature |
| Frequency | 132kHz |
| Lead Free | Lead Free |
| Length | 10.54mm |
| Max Duty Cycle | 83% |
| Max Input Voltage (AC) | 265V |
| Max Operating Temperature | 150°C |
| Min Operating Temperature | -40°C |
| Max Output Current | 400uA |
| Max Power Dissipation | 45W |
| Max Supply Voltage (AC) | 265V |
| Min Supply Voltage (AC) | 85V |
| Min Supply Voltage | 36V |
| Mount | Through Hole |
| Number of Outputs | 1 |
| Output Current | 1.44A |
| Output Type | Adjustable |
| Output Voltage | 12V |
| Package Quantity | 50 |
| Packaging | Rail/Tube |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | TOPSwitch®-GX |
| Supply Current | 1.6mA |
| Topology | Flyback |
| Width | 4.7mm |
Compliance
| RoHS | Compliant |
Datasheet
Power Integrations TOP243YN Datasheet
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