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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：-
- Voltage - Supply (Vcc/Vdd)：-
- Duty Cycle：52%
- Frequency - Switching：120kHz
- Fault Protection：Over Temperature, Over Voltage, Short Circuit
- Control Features：-
- Operating Temperature：-
- Package / Case：SOT-23-6
- Supplier Device Package：SOT-23-6
- Mounting Type：Surface Mount
- Grade：-
- Qualification：-
- Power (Watts)：-
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Overview
The AP3770AK6TR-G1 is an AC/DC converter from Diodes Incorporated, belonging to the AP3770 series. It utilizes a flyback topology with a switching frequency of 120 kHz and operates within a supply voltage range of 6.8V to 35V. The device features startup at 15.5V and includes fault protection mechanisms for over-temperature, over-voltage, and short circuits. Designed for surface mount installation in an SOT-23-6 package, it supports an operating temperature range from -40°C to 150°C (TJ).
Feature Summary
- Flyback topology for isolated output conversion.
- Integrated fault protection including over-temperature, over-voltage, and short circuit safeguards.
- High junction temperature rating for robust thermal performance.
Applications
- Offline power supply designs
- General AC/DC conversion systems
- Consumer electronics power adapters
Procurement Notes
Verify component authenticity through authorized Diodes Incorporated channels or certified distributors. Confirm RoHS compliance status and moisture sensitivity level prior to assembly. Ensure storage conditions meet specified humidity requirements to prevent damage. Review datasheet for handling precautions and soldering profiles compatible with the SOT-23-6 package.
Selection Notes
Select this component for applications requiring a compact flyback controller with integrated fault protection. Consider the 120 kHz switching frequency and wide input voltage range when designing transformer specifications. Evaluate thermal management needs given the high junction temperature capability. Verify compatibility with system isolation requirements and output current demands.
Part Context
Part of the AP3770 family of offline converters by Diodes Incorporated. Designed for cost-effective AC/DC power solutions using silicon technology. Offers a balance of performance and size in the SOT-23-6 package. Suitable for replacing older generation controllers in similar form factor designs.
Replacement Considerations
AP3770AK6TR-G1-2 is a documented variant within the same product line. Verify pinout and electrical parameter compatibility before substitution. Check for any specific ordering suffix differences that may affect packaging or revision status.
