NCP1282BDR2G

$1.76

Description：IC OFFLINE SW MULT TOP 16SOIC
Series：-
Mfr：onsemi
Package：Tape & Reel (TR),Cut Tape (CT),Bulk

SKU:fe4321249180 Category: AC DC Converters, Offline Switchers Brand: onsemi

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Product introduction

NCP1282BDR2G is listed in the AC DC Converters, Offline Switchers range at ChipApex. The manufacturer field lists onsemi. Its product description is IC OFFLINE SW MULT TOP 16SOIC. Review the specifications below when checking this part for your BOM.

AC DC Converters, Offline Switchers specifications for NCP1282BDR2G

Description：IC OFFLINE SW MULT TOP 16SOIC
Series：-
Mfr：onsemi
Package：Tape & Reel (TR),Cut Tape (CT),Bulk
Output Isolation：Non-Isolated
Internal Switch(s)：No
Voltage - Breakdown：-
Topology：Flyback, Forward
Voltage - Start Up：11.1 V
Voltage - Supply (Vcc/Vdd)：8.4V ~ 20V
Duty Cycle：85%
Frequency - Switching：Up to 1MHz
Fault Protection：Current Limiting, Over Voltage
Control Features：Frequency Control, Soft Start, Sync
Operating Temperature：-40°C ~ 125°C (TJ)
Package / Case：16-SOIC (0.154", 3.90mm Width)
Supplier Device Package：16-SOIC
Mounting Type：Surface Mount
Grade：-
Qualification：-
Power (Watts)：-

AC DC Converters, Offline Switchers datasheet and documents for NCP1282BDR2G

NCP1282BDR2G

AC DC Converters, Offline Switchers Overview

The NCP1282BDR2G is an offline switcher IC designed for flyback and forward converter topologies. It operates with a maximum switching frequency of 1MHz and supports a duty cycle up to 85%. The device features current mode control with integrated soft-start and synchronization capabilities. It includes fault protection mechanisms such as overvoltage and current limiting. The component functions within a supply voltage range of 8.4V to 20V, with a startup voltage of 11.1V. It is housed in a 16-SOIC package and rated for junction temperatures between -40°C and 125°C.

AC DC Converters, Offline Switchers Feature Summary

Integrated current mode controller with variable frequency operation up to 1MHz
Built-in soft-start functionality to limit inrush current during startup
Comprehensive protection against overvoltage and current faults
Synchronization capability for noise immunity and multi-controller applications

AC DC Converters, Offline Switchers Applications

Offline flyback power supplies
Forward converter designs
Universal input AC-DC adapters
Battery chargers

AC DC Converters, Offline Switchers Procurement Notes

Verify the exact part number suffix to ensure correct packaging and tape specifications. Confirm RoHS compliance status as required by project regulations. Check for obsolescence notices or product change notifications from onsemi. Ensure the supplier provides valid traceability documentation for quality assurance purposes.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring high-frequency operation and compact magnetic design. Consider the 16-SOIC package constraints for thermal management and PCB layout. Evaluate the need for external synchronization signals if operating in noisy environments. Verify that the input voltage range aligns with the specific rectified line conditions.

AC DC Converters, Offline Switchers Part Context

This device belongs to the NCP1282 series of offline switchers. It is manufactured by onsemi and utilizes CMOS technology for low power consumption. The component is part of a broader family of power management solutions designed for efficient energy conversion in standalone power supply applications.