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Product Detailed Parameters
- Description：IC OFFLINE SWITCH 8DIP
- Series：-
- Mfr：Diodes Incorporated
- Package：Tube
- Output Isolation：Non-Isolated
- Internal Switch(s)：No
- Voltage - Breakdown：-
- Topology：-
- Voltage - Start Up：16 V
- Voltage - Supply (Vcc/Vdd)：10V
- Duty Cycle：97%
- Frequency - Switching：52kHz
- Fault Protection：Current Limiting, Over Load, Over Temperature
- Control Features：Frequency Control
- Operating Temperature：-40°C ~ 85°C (TA)
- Package / Case：8-DIP (0.300", 7.62mm)
- Supplier Device Package：8-PDIP
- Mounting Type：Through Hole
- Grade：-
- Qualification：-
- Power (Watts)：1 W
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Overview
The AP3842CP-G1 is an offline switcher IC manufactured by Diodes Incorporated, designed for AC-DC conversion applications. It operates with a fixed switching frequency of 52kHz and supports a maximum duty cycle of 97%. The device requires a supply voltage (Vcc/Vdd) of 10V and features a start-up voltage threshold of 16 V. It is housed in an 8-PDIP package with a power dissipation rating of 1 W. The component functions as a non-isolated converter without an internal switch.
Feature Summary
- Integrated protection mechanisms including current limiting, overload protection, and over-temperature shutdown to ensure operational safety.
- Frequency control capability allows for stable switching performance at the designated operating frequency.
Applications
- Offline AC-DC converter designs
- Power management circuits requiring isolated or non-isolated topology
Procurement Notes
Verify component authenticity through authorized channels due to end-of-life status. Confirm package integrity and pin alignment against the 8-DIP specification. Check for manufacturing date codes to assess shelf life limitations. Ensure storage conditions meet moisture sensitivity level requirements prior to reflow soldering processes.
Selection Notes
Evaluate thermal management requirements given the 1 W power dissipation limit in an 8-PDIP package. Consider the fixed 52kHz frequency when designing magnetic components. Verify input voltage ranges align with the 16 V start-up threshold. Assess system isolation needs as this part supports non-isolated topologies.
Part Context
This component belongs to the AP3842 series of offline switches from Diodes Incorporated. It is distinct from other variants like the AP3842CM-G1 which may feature different packaging or minor parameter variations. The CP suffix typically denotes specific packaging and temperature grade configurations within the manufacturer's lineup.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. The product status is listed as End of Life (EOL). Designers should consult official replacement guides or contact the manufacturer directly for qualified alternatives.
