FSFR2100US
IC OFFLINE SW HALF-BRIDGE 9SIPManufacturer: onsemi
Categories: AC DC Converters, Offline Switches
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The onsemi FSFR-US series FSFR2100US is an offline switching controller designed for high-efficiency half-bridge converter topologies. This 9-SIP component integrates internal switches and offers frequency control up to 300kHz, enabling compact and performance-driven power supply designs. Key features include a 500V breakdown voltage, a 10V to 25V supply voltage range, and a 12.5V startup voltage. The FSFR2100US provides robust fault protection mechanisms, including current limiting, over-temperature, and over-voltage protection, ensuring reliable operation in demanding applications. Its isolated output and through-hole mounting facilitate integration into various power systems. This component is commonly utilized in power supplies for consumer electronics, industrial automation, and lighting systems requiring efficient AC-DC conversion. The device operates within an ambient temperature range of -40°C to 130°C (TJ).
Additional Information
Series: FSFR-USRoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 10-SSIP Module, 9 Leads, Formed Leads |
| Mounting Type | Through Hole |
| Operating Temperature | -40°C ~ 130°C (TJ) |
| Duty Cycle | 50% |
| Frequency - Switching | Up to 300kHz |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 500V |
| Output Isolation | Isolated |
| Topology | Half-Bridge |
| Voltage - Supply (Vcc/Vdd) | 10V ~ 25V |
| Supplier Device Package | 9-SIP |
| Fault Protection | Current Limiting, Over Temperature, Over Voltage |
| Voltage - Start Up | 12.5 V |
| Control Features | Frequency Control |
| Power (Watts) | 400 W |
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