onsemi10-SOP (0.154", 3.90mm Width), 9 LeadsRoHS
NCP1249AD65R2G
IC OFFLINE SWITCH FLYBACK 9SOIC
Category
Subcategory
Pmic Ac Dc Converters Offline Switchers
Package
10-SOP (0.154", 3.90mm Width), 9 Leads
Status
Obsolete
$0.40 / unit (market reference)
MOQ: 760 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | onsemi |
| Model | NCP1249AD65R2G |
| Package / Case | 10-SOP (0.154", 3.90mm Width), 9 Leads |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Topology | Flyback |
| Frequency - Switching | 65kHz |
| Supplier Device Package | 9-SOIC |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
NCP1249AD65R2G by onsemi is a Flyback IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 10-SOP (0.154", 3.90mm Width), 9 Leads 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.
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All Technical Specifications
| Topology | Flyback |
| Duty Cycle | 80% |
| Fault Protection | Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit |
| Output Isolation | Isolated |
| Internal Switch(s) | No |
| Voltage - Start Up | 18 V |
| Frequency - Switching | 65kHz |
| Voltage - Supply (Vcc/Vdd) | 10V ~ 30V |
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