TEA1938T/1J

Description：IC OFFLINE SWITCH FLYBACK 10SO
Series：GreenChip™
Mfr：NXP USA Inc.
Package：Tape & Reel (TR)

SKU:bacea80c6a9e Category: AC DC Converters, Offline Switchers Brand: NXP USA Inc.

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Product introduction

TEA1938T/1J is listed in the AC DC Converters, Offline Switchers range at ChipApex. The manufacturer field lists NXP USA Inc.. Its product description is IC OFFLINE SWITCH FLYBACK 10SO. Review the specifications below when checking this part for your BOM.

AC DC Converters, Offline Switchers specifications for TEA1938T/1J

Description：IC OFFLINE SWITCH FLYBACK 10SO
Series：GreenChip™
Mfr：NXP USA Inc.
Package：Tape & Reel (TR)
Output Isolation：Isolated
Internal Switch(s)：No
Voltage - Breakdown：-
Topology：Flyback
Voltage - Start Up：17.5 V
Voltage - Supply (Vcc/Vdd)：0V ~ 120V
Duty Cycle：-
Frequency - Switching：25.5kHz ~ 128kHz
Fault Protection：Over Power, Over Temperature, Over Voltage
Control Features：EN, Soft Start
Operating Temperature：-25°C ~ 125°C (TJ)
Package / Case：10-SOIC (0.154", 3.90mm Width)
Supplier Device Package：10-SO
Mounting Type：Surface Mount
Grade：-
Qualification：-
Power (Watts)：-

AC DC Converters, Offline Switchers datasheet and documents for TEA1938T/1J

TEA1938T/1J

AC DC Converters, Offline Switchers Overview

The TEA1938T/1J is a switch controller designed for flyback converter topologies, supporting QR and DCM modes. It operates with a switching frequency of 128 kHz and accepts an input voltage range of 5 V to 20 V. The device functions within a supply voltage window of 3 V to 20 V, drawing a typical operating current of 600 uA. It is housed in a 10-SO package and supports surface mount installation. The component is rated for operation between -25 C and +125 C.

AC DC Converters, Offline Switchers Feature Summary

Supports quasi-resonant and discontinuous conduction mode flyback converters
Integrated high-voltage startup circuitry
Non-isolated control architecture

AC DC Converters, Offline Switchers Applications

Flyback power supply designs
QR/DCM converter implementations

AC DC Converters, Offline Switchers Procurement Notes

Verify the obsolete status before design finalization. Confirm RoHS compliance details via official documentation. Check availability through authorized distributors as standard stock may be limited. Ensure the 10-SO package matches your PCB layout requirements. Validate thermal performance against the specified operating temperature range.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring QR or DCM flyback control without internal switches. Verify that the 128 kHz frequency aligns with system EMI constraints. Ensure the external MOSFET can handle the drive requirements. Confirm the 10-SO package fits the mechanical enclosure. Check if the non-isolated nature suits the specific topology.

AC DC Converters, Offline Switchers Part Context

This part belongs to the TEA1938T series from NXP Semiconductors. It is categorized under Switching Controllers within the PMIC segment. The product is listed as discontinued by the manufacturer. It serves as a dedicated controller for offline AC-DC conversion systems.