NCP1200AD40R2G

$0.45

Description：IC OFFLINE SWITCH FLYBACK 8SOIC
Series：-
Mfr：onsemi
Package：Tape & Reel (TR)

SKU:d444ceebc6db Category: AC DC Converters, Offline Switchers Brand: onsemi

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Product introduction

NCP1200AD40R2G is listed in the AC DC Converters, Offline Switchers range at ChipApex. The manufacturer field lists onsemi. Its product description is IC OFFLINE SWITCH FLYBACK 8SOIC. Review the specifications below when checking this part for your BOM.

AC DC Converters, Offline Switchers specifications for NCP1200AD40R2G

Description：IC OFFLINE SWITCH FLYBACK 8SOIC
Series：-
Mfr：onsemi
Package：Tape & Reel (TR)
Output Isolation：Isolated
Internal Switch(s)：No
Voltage - Breakdown：-
Topology：Flyback
Voltage - Start Up：-
Voltage - Supply (Vcc/Vdd)：16V (Max)
Duty Cycle：83%
Frequency - Switching：40kHz
Fault Protection：Current Limiting, Over Load, Short Circuit
Control Features：-
Operating Temperature：0°C ~ 125°C (TJ)
Package / Case：8-SOIC (0.154", 3.90mm Width)
Supplier Device Package：8-SOIC
Mounting Type：Surface Mount
Grade：-
Qualification：-
Power (Watts)：-

AC DC Converters, Offline Switchers datasheet and documents for NCP1200AD40R2G

NCP1200AD40R2G

AC DC Converters, Offline Switchers Overview

The NCP1200AD40R2G is an integrated offline switcher and PWM current-mode controller designed for low-power universal AC-DC applications. It operates at a fixed switching frequency of 40 kHz with a maximum duty cycle of 80%. The device supports Flyback topology and delivers up to 250 mA output current. It functions within a supply voltage range of 9 V to 20 V, with a maximum operating voltage of 16 V. The component is housed in an 8-SOIC package and operates between -25°C and +125°C junction temperature.

AC DC Converters, Offline Switchers Feature Summary

Integrates high-voltage startup circuitry and PWM control logic into a single chip
Implements standard current mode architecture with peak current set point regulation
Includes built-in protection mechanisms for overcurrent, overload, and short-circuit conditions

AC DC Converters, Offline Switchers Applications

Universal off-line AC-DC adapters
Battery chargers requiring low standby power
Compact Switchmode Power Supplies (SMPS)

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'R2G' against the manufacturer's official datasheet to confirm packaging type and RoHS compliance status. Cross-reference the part number with onsemi's current product portfolio as availability may vary by region. Ensure the procurement channel provides valid traceability documentation for this discontinued or limited-stock component.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs prioritizing minimal external component count and ultra-compact form factors. It is suitable for applications where fixed-frequency operation at 40 kHz aligns with EMI constraints. Consider the 8-SOIC package dimensions and thermal characteristics for PCB layout optimization in space-constrained enclosures.

AC DC Converters, Offline Switchers Part Context

This part belongs to the NCP1200 series, representing a significant advancement toward ultra-compact power supplies. The series utilizes a novel concept allowing complete offline battery charger or standby SMPS implementation with few external components. It serves as a foundational solution for low-power AC-DC conversion needs.