NCP1239RD65R2G

$1.34

Description：NCP1239R 65KHZ
Series：-
Mfr：onsemi
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:fa44d51e5aa5 Category: AC DC Converters, Offline Switchers Brand: onsemi

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Product introduction

NCP1239RD65R2G is listed in the AC DC Converters, Offline Switchers range at ChipApex. The manufacturer field lists onsemi. Its product description is NCP1239R 65KHZ. Review the specifications below when checking this part for your BOM.

AC DC Converters, Offline Switchers specifications for NCP1239RD65R2G

Description：NCP1239R 65KHZ
Series：-
Mfr：onsemi
Package：Tape & Reel (TR),Cut Tape (CT)
Output Isolation：Isolated
Internal Switch(s)：No
Voltage - Breakdown：-
Topology：Flyback
Voltage - Start Up：12 V
Voltage - Supply (Vcc/Vdd)：8.8V ~ 35V
Duty Cycle：80%
Frequency - Switching：65kHz
Fault Protection：Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit
Control Features：Soft Start
Operating Temperature：150°C (TJ)
Package / Case：8-SOIC (0.154", 3.90mm Width), 7 Leads
Supplier Device Package：7-SOIC
Mounting Type：Surface Mount
Grade：-
Qualification：-
Power (Watts)：-

AC DC Converters, Offline Switchers datasheet and documents for NCP1239RD65R2G

NCP1239RD65R2G

AC DC Converters, Offline Switchers Overview

The NCP1239RD65R2G is a fixed-frequency current-mode switching controller from onsemi, designed for flyback converter topologies. It operates at a fixed frequency of 65 kHz and utilizes an SOIC-7 surface-mount package. The device supports SMD/SMT installation and functions within the PMIC - Power Management ICs subcategory. It is part of the NCP1239 series and carries the NRND (Not Recommended for New Designs) lifecycle status.

AC DC Converters, Offline Switchers Feature Summary

Fixed-frequency current-mode control architecture optimized for flyback applications
Integrated protection mechanisms including overcurrent, overload, overtemperature, and overvoltage safeguards
Supports shutdown functionality for power management efficiency

AC DC Converters, Offline Switchers Applications

Flyback AC-DC power supply designs
Offline adapter circuits
General-purpose isolated power conversion systems

AC DC Converters, Offline Switchers Procurement Notes

Verify component authenticity through authorized channels due to the Not Recommended for New Design (NRND) status. Confirm RoHS compliance details via official documentation before integration. Ensure compatibility with existing design constraints as this specific variant may be superseded by newer family members in future production cycles.

AC DC Converters, Offline Switchers Selection Notes

Select this component for legacy system maintenance or specific design requirements necessitating the 65 kHz fixed frequency operation. Evaluate alternative NCP1239 variants if new design rules permit, considering the NRND status. Verify SOIC-7 footprint compatibility and thermal management capabilities for the intended operating temperature range.

AC DC Converters, Offline Switchers Part Context

This component belongs to the NCP1239 series of switching controllers manufactured by onsemi. The series offers various frequency options and voltage ratings tailored for different power levels. The RD suffix typically denotes specific packaging and frequency characteristics within the broader product line.

AC DC Converters, Offline Switchers Replacement Considerations

NCP1239LD100R2G

AC DC Converters, Offline Switchers FAQ

What is the operational lifecycle status of the NCP1239RD65R2G?

The component has a lifecycle status of NRND (Not Recommended for New Designs), indicating it is not recommended for inclusion in new product developments.