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Product Detailed Parameters
- Description：IC REG CONTROLLER ACDC
- 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)：6.5V ~ 30V
- Duty Cycle：-
- Frequency - Switching：-
- Fault Protection：Open Circuit, Over Voltage, Short Circuit
- Control Features：-
- Operating Temperature：-40°C ~ 85°C
- Package / Case：SOT-23-6
- Supplier Device Package：SOT-26
- Mounting Type：Surface Mount
- Grade：-
- Qualification：-
- Power (Watts)：-
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Overview
The AP3771CK6TR-G1 is an AC/DC converter controller manufactured by Diodes Incorporated, designed for offline flyback applications. It operates within a supply voltage range of 6.5V to 30V and features a start-up voltage of 15.5V. The device provides fault protection against open circuit, overvoltage, and short circuit conditions. It is housed in a SOT-23-6 surface-mount package and supports an operating temperature range from -40°C to 85°C.
Feature Summary
- Implements flyback topology for isolated offline power conversion
- Integrates comprehensive fault protection mechanisms including open circuit, overvoltage, and short circuit safeguards
- Operates with a wide supply voltage range suitable for various offline architectures
Applications
- Offline flyback power supplies
- AC/DC converter designs requiring isolation
- General purpose power management systems
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS3 compliance status and check for recent Product Change Notifications (PCN) regarding design or specification updates. Ensure the specific suffix matches required packaging and environmental standards before finalizing procurement orders.
Selection Notes
Select this component for designs requiring a compact SOT-23-6 footprint for offline flyback controllers. Evaluate the 15.5V start-up threshold against the target bias supply capabilities. Consider the specified operating temperature range and integrated fault protections when defining system reliability requirements for consumer or industrial electronics.
Part Context
This part belongs to the AP3771 series of AC/DC converters from Diodes Incorporated. It serves as a dedicated controller for offline switch-mode power supplies, utilizing a flyback topology to provide regulated output voltages with electrical isolation between input and output circuits.
Replacement Considerations
AP3772HCK6TR-G1
FAQ
What is the start-up voltage for the AP3771CK6TR-G1?
The start-up voltage is 15.5V.
Does the AP3771CK6TR-G1 include internal switching elements?
No, it functions as a controller without an internal switch.
