TOP258LG

Description：IC OFFLINE SWITCH FLYBACK 7FESIP
Series：TOPSwitch®-HX
Mfr：Power Integrations
Package：Tube

SKU:ca1cf2d26663 Category: AC DC Converters, Offline Switchers Brand: Power Integrations

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Product introduction

TOP258LG is listed in the AC DC Converters, Offline Switchers range at ChipApex. The manufacturer field lists Power Integrations. Its product description is IC OFFLINE SWITCH FLYBACK 7FESIP. Review the specifications below when checking this part for your BOM.

AC DC Converters, Offline Switchers specifications for TOP258LG

Description：IC OFFLINE SWITCH FLYBACK 7FESIP
Series：TOPSwitch®-HX
Mfr：Power Integrations
Package：Tube
Output Isolation：Isolated
Internal Switch(s)：Yes
Voltage - Breakdown：700V
Topology：Flyback
Voltage - Supply (Vcc/Vdd)：-
Duty Cycle：78%
Frequency - Switching：66kHz, 132kHz
Fault Protection：Current Limiting, Over Temperature, Over Voltage
Control Features：-
Operating Temperature：-40°C ~ 150°C (TJ)
Package / Case：7-SSIP, 6 Leads, Exposed Pad, Formed Leads
Supplier Device Package：eSIP-7F
Mounting Type：Through Hole
Power (Watts)：122 W

AC DC Converters, Offline Switchers datasheet and documents for TOP258LG

TOP258LG

AC DC Converters, Offline Switchers Overview

The TOP258LG is an integrated offline switcher from the TopSwitch-HX family, designed for high-power flyback applications. It operates in eSIP-7F packages with through-hole mounting. The device supports AC/DC conversion with output voltages up to 700 V and switching frequencies of 66 kHz or 132 kHz. Rated power reaches 92 W at 85-264 VAC input and 122 W at 230 VAC. Operating temperatures range from -40°C to +150°C.

AC DC Converters, Offline Switchers Feature Summary

Integrates a 700 V power MOSFET with control circuitry for compact design
Features EcoSmart technology for low standby power consumption
Includes advanced protection mechanisms for system reliability

AC DC Converters, Offline Switchers Applications

High-power AC/DC converters
Offline switcher implementations
Flyback topology power supplies

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific package variant and frequency option against project requirements. Confirm RoHS compliance status via official documentation. Ensure thermal management aligns with the specified operating temperature range. Check for any recent product change notices affecting marking or packing.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring high power density and efficiency. Consider the eSIP-7F package for through-hole assembly needs. Evaluate the 66 kHz or 132 kHz frequency options based on magnetic component constraints. Ensure input voltage ranges match the target application specifications.

AC DC Converters, Offline Switchers Part Context

This part belongs to the TopSwitch-HX series by Power Integrations. It represents an enhanced version of integrated offline switches. The series focuses on combining power switching and control logic into a single package. This integration reduces external component count and simplifies PCB layout.