NCP1280DR2
IC OFFLINE SW MULT TOP 16SOIC
Pmic Ac Dc Converters Offline Switchers
16-SOIC (0.154", 3.90mm Width)
Obsolete
$0.70 / unit (market reference)
MOQ: 431 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | onsemi |
| Model | NCP1280DR2 |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Topology | Forward, Secondary Side SR |
| Frequency - Switching | 150kHz ~ 300kHz |
| Supplier Device Package | 16-SOIC |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
NCP1280DR2 by onsemi is a Forward, Secondary Side SR IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 16-SOIC (0.154", 3.90mm Width) package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
📖 Technical Guides for NCP1280DR2
ESP32 vs STM32: Which MCU is Right for Your Project?
Components Guide
Chinese MCU Alternatives: GD32, AT32, APM32 & More — 40-80% Cost Savings vs ST/NXP/Microchip
Components Guide
Op-Amp Selection Guide: 8 Most Popular Types and When to Use Each
Components Guide
LM358 Alternatives & Replacements: Complete Pin-to-Pin Guide
Components Guide
Alternatives & Replacements
View All →NCP1395ADR2G
IC OFFLINE SW HALF-BRDG 16SOIC
NCP1205DR2
IC OFFLINE SWITCH FLYBACK 16SOIC
NCP1280DR2G
IC OFFLINE SW MULT TOP 16SOIC
UCC2580D-2
IC OFFLINE SW MULT TOP 16SOIC
UCC2580D-2
IC OFFLINE SW MULT TOP 16SOIC
UCC28221D
IC OFFLINE SWITCH FLYBACK 16SOIC
All Technical Specifications
| Topology | Forward, Secondary Side SR |
| Duty Cycle | 62%, 80% |
| Control Features | Frequency Control, Soft Start |
| Fault Protection | Current Limiting, Over Voltage |
| Output Isolation | Isolated |
| Internal Switch(s) | No |
| Voltage - Start Up | 11 V |
| Voltage - Breakdown | 700V |
| Frequency - Switching | 150kHz ~ 300kHz |
| Voltage - Supply (Vcc/Vdd) | 7V ~ 25V |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.