NCP1341B4D1R2G AC-DC Power Conversion by ON Semiconductor
Quasi-Resonant Controller, High-Voltage, Featuring Valley Lock-Out Switching with Power Excursion Mode (PEM)
| Status: | Active |
|---|---|
| Series: | NCP1341 |
| RoHS: | Compliant |
Features
| QR Frequency Jittering |
| New Quiet-Skip Technology |
| Integrated HV Startup with Brownout Protection |
| Valley Switching Operation with Valley Lockout |
| Integrated X2 Capacitor Discharge Capability |
| NTC Compatible Fault Pin |
| High Drive Capability: -500 mA / +800 mA |
| Latch input for OVP and OTP implementations |
| Power Excursion Mode (PEM) |
| Benefits |
|---|
| Reduces EMI Signature |
| Ensures Operation Outside Audible Range |
| Provides an efficient power-on source and protects agaisnts drops in input mains voltage |
| Maximizing the efficiency over the entire power range |
| Eliminates the need for a X2 resistors |
| Extra protection against high temperature or other fault conditions |
| Enables faster switching of primary-side MOSFET |
| Simple implementation of required protection functions |
| Minimize transformer size in designs requiring high transient load capability |
| Applications |
|---|
| Medium or High Power AC-DC Adapters |
| Computer Power Supplies |
| Notebook Adpaters |
| Computer Power Supplies |
| End Products |
|---|
| Ultra High Density AC-DC Adapters |
| Phone and Tablet Adapters |
| Flat TV SMPS |
| Phone and Tablet Adapters |
Specifications
| Description | NCP1341 |
|---|---|
| Compliance | Pb-free Halide free |
| Topology | Flyback |
| Control Mode | Current Mode |
| fsw Typ (kHz) | Variable |
| Stand-by Mode | Yes |
| UVLO (V) | 9 |
| Short Circuit Protection | Yes |
| Latch | No |
| Soft Start | Yes |
| VCC Max (V) | 30 |
| Drive Cap. (mA) | 500 / 800 |
| Package Type | SOIC-9 NB |
Last 6 months Inventory & Pricing History
Alternative Descriptions
| Quasi-Resonant Controller, High-Voltage, Featuring Valley Lock-Out Switching With Power Excursion Mode (Pem)/ Reel |Onsemi NCP1341B4D1R2G | Newark Electronics |
| AC / DC CONVERTERS | Farnell |
Frequently Asked Questions
Where can I find additional details, specifications and documents for a NCP1341B4D1R2G?
Additional datasheets, footprints and schematics for NCP1341B4D1R2G are listed on our Part Details page. You can also find images and similar parts to NCP1341B4D1R2G on this page.
What pricing and inventory information can I view?
Distributor pricing and stock information is available for NCP1341B4D1R2G on our Product Comparison page. Access via the 'View Pricing & Stock' button to view NCP1341B4D1R2G price breaks, MOQs, lead times, inventory and SKUs from distributors.
What category does NCP1341B4D1R2G fall under?
The NCP1341B4D1R2G is listed under Power Management > AC-DC Power Conversion > Offline Controllers.
Can I view similar or alternative parts?
You can view similar parts to NCP1341B4D1R2G when available in the Offline Controllers range under the specifications section at the bottom of the details page.
Who can I contact for technical support of the product?
Submit any questions directly to the customer support team of the distributor listing the product. For the NCP1341B4D1R2G you can contact the distributor directly for product support, shipping queries etc.
Is the NCP1341B4D1R2G RoHS compliant?
Yes. This part has been flagged as RoHS Compliant by ON Semiconductor.
Which authorised distributors for NCP1341B4D1R2G have stock available?
Authorised distributors including Newark Electronics, Avnet America, Farnell and Avnet Silica have stock available or on a lead time for NCP1341B4D1R2G.
How do I check stock and lead times for all distributors?
Stock availability and lead times will be displayed for NCP1341B4D1R2G often in real-time on the comparison pages.
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