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Product Detailed Parameters
- Description：IC OFFLINE SWITCH FLYBACK SOT26
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR)
- 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 AP3783RCK6TR-G1 is an offline switch designed for flyback AC/DC converter topologies, manufactured by Diodes Incorporated. It operates with a switching frequency of 80kHz and utilizes a SOT-26 package. The device supports a supply voltage range of 6.8V to 35V and features a startup voltage of 15.5V. It includes comprehensive fault protection mechanisms such as overtemperature, overvoltage, and short-circuit protection. The component is rated for a junction temperature range of -40°C to 150°C and offers galvanic isolation.
Feature Summary
- Integrated high-voltage startup circuitry for simplified biasing in offline applications
- Built-in thermal shutdown and overvoltage protection for enhanced system reliability
- Optimized for low standby power consumption in energy-efficient designs
Applications
- Offline flyback power supplies
- AC/DC converters for consumer electronics
- Adapter and charger designs
Procurement Notes
Verify the specific suffix 'CK6' against the manufacturer's official datasheet to confirm pinout and electrical characteristics, as suffixes often denote tape-and-reel packaging or specific environmental compliance standards. Ensure the ordering quantity aligns with the manufacturer's standard reel size requirements to avoid handling fees or minimum order constraints. Confirm RoHS3 compliance status directly from the latest product documentation before finalizing procurement.
Selection Notes
Select this component for applications requiring a cost-effective, single-stage flyback solution with integrated protection features. The 80kHz switching frequency balances efficiency and EMI performance for general-purpose adapters. Consider the SOT-26 package size for space-constrained PCB layouts. Verify that the input voltage range and output current requirements fall within the device's operational limits defined in the official specifications.
Part Context
This part belongs to the AP3783 series of AC/DC converters from Diodes Incorporated, which are designed for general-purpose offline power conversion. The series typically targets low-to-medium power applications where high efficiency and compact design are prioritized. The AP3783R variant specifically integrates necessary control logic and protection circuits into a single IC to reduce external component count.
Replacement Considerations
Consult the manufacturer's official substitution guide for verified alternatives. Cross-reference pinouts and electrical parameters carefully when considering generic replacements.
