
ONSEMI NCP1339JDR2G
Manufacturer No:
NCP1339JDR2G
Manufacturer:
Package:
14-SOIC (0.154, 3.90mm Width), 13 Leads
Description:
High Frequency Quasi-Resonant Controller
Quantity:
Delivery:




Payment:







In Stock :Available
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NCP1339JDR2G information
ONSEMI NCP1339JDR2G technical specifications, attributes, parameters and parts with similar specifications to ONSEMI NCP1339JDR2G.
- Type
- Parameter
- MSL Type
- 1
- Container Qty.
- 2500
- Case Outline
- 751AN
- Control Mode
- Current Mode
- fsw Typ (kHz)
- Variable
- Latch
- Yes
- VCC Max (V)
- 30
- Topology
- Flyback
- Container Type
- REEL
- UVLO (V)
- 9
- Short Circuit Protection
- Yes
- Drive Cap. (mA)
- 500 / 800
- Package Type
- SOIC-14 NB
- Stand-by Mode
- Yes
- Soft Start
- Yes
- MSL Temp (°C)
- 260
Download datasheets and manufacturer documentation for ONSEMI NCP1339JDR2G.
Datasheet:
Package Drawing:
The NCP1339 is a highly integrated quasi-resonant flyback controller capable of controlling rugged and high-performance off-line power supplies as required by adapter applications. With an integrated active X-cap discharge feature and power savings mode, the NCP1339 can enable no-load power consumption below 10 mW for 65 W notebook adapters.The quasi-resonant current-mode flyback stage features a proprietary valley-lockout circuitry, ensuring stable valley switching. This system works down to the 6th valley and toggles to a frequency foldback mode to eliminate switching losses. When the loop tends to force below 25-kHz frequencies, the NCP1339 skips cycles to contain the power delivery.To help build rugged converters, the controller features several key protective features: an internal brown-out, a non-dissipative Over Power Protection for a constant maximum output current regardless of the input voltage, a latched over voltage protection through a dedicated pin.
Application
- High Power Ac-Dc converters
- Ultra High Density Adapters
End Product
- Notebook Adapters
- Flat TV SMPS
- USB-Pd Adapters
Feature
- Loss-free Adjustable Over Power Protection
- Latched / Autorecovery Timer-Based Overload Protection
- Brown Out Protection
- High voltage startup current source
- Active Input Filter Capacitor Discharge Circuitry
- Latch input for OVP and OTP implementations
- Valley Switching Operation with Valley-Lockout
User Guide
Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.
MEANS OF PAYMENTFor your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.
RFQ (REQUEST FOR QUOTATIONS)Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.
Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1:Prepare product

Step2:Desiccant Protection

Step3:Vacuum Packaging

Step4:Individual Package

Step5:Anti-collision Filling

Step6:Packaging Box
1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
DELIVERY TIME1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.
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