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NCP1294EDR2G 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 NCP1294EDR2G
- Description：IC OFFLINE SW MULT TOP 16SOIC
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR),Bulk
- Output Isolation：Isolated
- Internal Switch(s)：No
- Voltage - Breakdown：-
- Topology：Boost, Flyback, Forward
- Voltage - Start Up：4.6 V
- Voltage - Supply (Vcc/Vdd)：3.8V ~ 15V
- Duty Cycle：85%
- Frequency - Switching：1MHz
- Fault Protection：Current Limiting, Over Temperature, 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 NCP1294EDR2G
AC DC Converters, Offline Switchers Overview
The NCP1294EDR2G is an obsolete PWM voltage mode controller from onsemi, designed for offline switcher applications. It supports Flyback, Boost, and Forward topologies with a switching frequency of 1 MHz and a maximum duty cycle of 90%. The device operates within a temperature range of -40°C to +85°C and is housed in a TSSOP-16 package. As a discontinued component, it is no longer manufactured by the supplier.
AC DC Converters, Offline Switchers Feature Summary
- Supports multiple converter topologies including Flyback, Boost, and Forward configurations.
- Operates as a PWM voltage mode controller for offline power supplies.
AC DC Converters, Offline Switchers Applications
- Offline AC-DC converters
- Flyback power supply designs
- Boost converter circuits
AC DC Converters, Offline Switchers Procurement Notes
This component is officially listed as obsolete and has been discontinued by onsemi. No new production units are available from the manufacturer. Procurement must rely on existing stock from authorized distributors or third-party suppliers. Verify authenticity and storage history carefully due to the end-of-life status.
AC DC Converters, Offline Switchers Selection Notes
Designers should consider this part only for legacy maintenance or non-new designs. Due to its obsolete status, long-term supply is not guaranteed. Evaluate alternative current controllers from the same family or newer generations that offer similar topology support and performance specifications for new projects.
AC DC Converters, Offline Switchers Part Context
The NCP1294 series consists of PWM controllers for offline applications. The EDR2G suffix indicates a specific tape-and-reel packaging variant in a TSSOP-16 package. This model represents a voltage-mode control solution distinct from the current-mode variants found in other onsemi series.
AC DC Converters, Offline Switchers Replacement Considerations
- NCP1294EDR2G (Same family, verify availability)
- NCP1252CDR2G (Current mode alternative)
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