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TOP242Y is listed in the AC DC Converters, Offline Switchers range at ChipApex. The manufacturer field lists Power Integrations. Its product description is IC OFFLINE SW FLYBACK TO220-7C. Review the specifications below when checking this part for your BOM.
AC DC Converters, Offline Switchers specifications for TOP242Y
- Description：IC OFFLINE SW FLYBACK TO220-7C
- Series：TOPSwitch®-GX
- Mfr：Power Integrations
- Package：Bulk
- Output Isolation：Isolated
- Internal Switch(s)：Yes
- Voltage - Breakdown：700V
- Topology：Flyback
- Voltage - Supply (Vcc/Vdd)：-
- Duty Cycle：66.50%
- Frequency - Switching：66kHz ~ 132kHz
- Fault Protection：Current Limiting, Over Temperature, Over Voltage
- Control Features：Frequency Control
- Operating Temperature：-40°C ~ 150°C (TJ)
- Package / Case：TO-220-7 Formed Leads, 6 Leads
- Supplier Device Package：TO-220-7C
- Mounting Type：Through Hole
- Power (Watts)：22 W
AC DC Converters, Offline Switchers datasheet and documents for TOP242Y
AC DC Converters, Offline Switchers Overview
The TOP242Y is an integrated off-line switcher from the TOPSwitch-GX family, combining a high-voltage power MOSFET with PWM control and fault protection. It operates at a switching frequency of 132 kHz and supports input voltages from 85 VAC to 265 VAC. The device features line under-voltage detection, line overvoltage shutdown, and hysteretic thermal shutdown for automatic fault recovery. It regulates to zero load without dummy loading and includes fully integrated soft-start.
AC DC Converters, Offline Switchers Feature Summary
- Integrates line sensing capabilities for overvoltage and under-voltage protection
- Features externally programmable accurate current limit via dedicated pin
- Provides hysteretic thermal shutdown for automatic fault recovery
AC DC Converters, Offline Switchers Applications
- High-efficiency isolated AC-DC converters
- General-purpose power supplies
- Battery chargers
AC DC Converters, Offline Switchers Procurement Notes
Verify the specific suffix against official datasheets to confirm package type and lead-free status. Confirm availability as this component may be subject to lifecycle changes. Ensure design compliance with electromagnetic interference standards due to the fixed switching frequency.
AC DC Converters, Offline Switchers Selection Notes
Select this component for designs requiring extended power range and high flexibility. The integrated nature reduces external component count. Consider the TO-220 package for through-hole mounting requirements and verify thermal management needs based on the target output power level.
AC DC Converters, Offline Switchers Part Context
This part belongs to the TOPSwitch-GX family, which extends the power range up to higher wattages compared to previous generations. The series emphasizes cost reduction and design flexibility by integrating advanced control functions onto a single CMOS chip.
AC DC Converters, Offline Switchers Replacement Considerations
TOP243Y, TOP244Y, TOP245Y, TOP246Y, TOP247Y, TOP248Y, TOP249Y, TOP250Y.
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