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Product Detailed Parameters
- Description：IC OFFLINE SWITCH FLYBACK SOT26
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Cut Tape (CT)
- Output Isolation：Isolated
- Internal Switch(s)：No
- Voltage - Breakdown：-
- Topology：Flyback
- Voltage - Start Up：15.5 V
- Voltage - Supply (Vcc/Vdd)：6.8V ~ 35V
- Duty Cycle：-
- Frequency - Switching：80kHz
- Fault Protection：Over Temperature, Over Voltage, Short Circuit
- Control Features：-
- Operating Temperature：-40°C ~ 150°C (TJ)
- Package / Case：SOT-23-6
- Supplier Device Package：SOT-26
- Mounting Type：Surface Mount
- Grade：-
- Qualification：-
- Power (Watts)：-
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Overview
The AP3783RBK6TR-G1 is an offline flyback converter IC from Diodes Incorporated, designed for AC/DC power supply applications. It operates with a fixed switching frequency of 80 kHz and supports a startup voltage range of 15.5 V to 35 V. The device features a SOT-26 package and includes integrated protection mechanisms such as over-temperature, over-voltage, and short-circuit protection. It is suitable for non-isolated topologies with a maximum output voltage of 13 V and can deliver up to 120 mA output current.
Feature Summary
- Integrated high-voltage startup circuit for simplified biasing
- Built-in thermal shutdown and over-voltage protection
- Fixed 80 kHz switching frequency for consistent performance
- Compact SOT-26 surface-mount packaging
Applications
- Offline flyback power supplies
- AC/DC conversion circuits
- Non-isolated power management systems
- General-purpose offline converters
Procurement Notes
Verify the exact part number suffix against official Diodes Incorporated documentation to ensure correct package and temperature grade. Confirm RoHS3 compliance status through the manufacturer's latest environmental declaration. Check for any recent PCN updates regarding assembly or testing site changes before finalizing procurement specifications.
Selection Notes
Select this component when designing offline flyback converters requiring a fixed 80 kHz frequency and integrated protection features. Ensure the application voltage range aligns with the specified 15.5 V startup and 35 V operating limits. Consider the SOT-26 package size constraints and thermal requirements for the target environment.
Part Context
This part belongs to the AP3783 series of offline switchers from Diodes Incorporated. It is specifically engineered for cost-effective and reliable AC/DC conversion solutions. The series emphasizes integrated protection and simplified external component count for standard flyback topologies.
Replacement Considerations
Consult Diodes Incorporated official substitution guides for verified alternatives. Cross-reference pinouts and electrical parameters carefully. No direct public substitute part numbers are confirmed in the provided source material.
