UC3877DWPTR
IC OFFLINE SW FULL-BRDG 28SOICManufacturer: Texas Instruments
Categories: AC DC Converters, Offline Switches
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Texas Instruments UC3877DWPTR is a full-bridge PWM controller designed for offline switching power supplies. This device operates at a 1MHz switching frequency and features frequency control, soft start, and synchronization capabilities. It supports a 100% duty cycle and includes current limiting for fault protection. The UC3877DWPTR is housed in a 28-SOIC (0.295", 7.50mm Width) package and is supplied on tape and reel. Key operating parameters include a start-up voltage of 10.75V and a supply voltage range of 9.5V to 20V. This component is suitable for applications in power supply design and other power management systems.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 28-SOIC (0.295"", 7.50mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Duty Cycle | 100% |
| Frequency - Switching | 1MHz |
| Internal Switch(s) | - |
| Voltage - Breakdown | - |
| Output Isolation | Non-Isolated |
| Topology | Full-Bridge |
| Voltage - Supply (Vcc/Vdd) | 9.5V ~ 20V |
| Supplier Device Package | 28-SOIC |
| Fault Protection | Current Limiting |
| Voltage - Start Up | 10.75 V |
| Control Features | Frequency Control, Soft Start, Sync |
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