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Overview
| Topology | Flyback Converter |
| Input voltage | 85-265 V |
| Switching frequency | 65-130 kHz |
| Output 1 | 12 V / 1.2 A |
Description
Built−in 700 V MOSFET with RDS(on) of 4.7Ohm (NCP1076/77) /11 Ohm (NCP1072/75) / 22 Ohm (NCP1070/71)• Large Creepage Distance Between High−voltage Pins• Current−Mode Fixed Frequency Operation – 65 / 100 / 130 kHz• Peak Current: NCP1070/72 with 250 mA, NCP1071 with 350 mA,NCP1075 with 450 mA, NCP1076 with 650 mA and NCP1077 with800 mA• Fixed Ramp Compensation• Skip−Cycle Operation at Low Peak Currents Only: No AcousticNoise!• Dynamic Self−Supply: No Need for an Auxiliary Winding• Internal 1 ms Soft−Start• Auto−Recovery Output Short Circuit Protection withTimer−Based Detection• Auto−Recovery Overvoltage Protection with AuxiliaryWinding Operation• Frequency Jittering for Better EMI Signature, IncludingFrequency Foldback Mode• No Load Input Consumption < 50 mW
Features
Universal AC Input Range (85 – 265 Vac)
- Input Filter for Conducted EMI Attenuation
- Very Low Standby and No−load Power Consumption
- Frequency Fold−back for Improved Efficiency at LightLoad
- Inherent Over−current, Over−voltage andOver−temperature Protections
- Frequency Jittering for Better EMI Signature
- Adjustable Peak Current to Set the Required Level ofOver−current Protection
- Adjustable Brown−out Function
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | Pins | PCB/Cable/Panel | Modularity | Type | Wire Section | C | VR(V (DC)) | Endurance(h) | IRIPPLE(mA) | ILeak(µA) | DF(%) | Pitch(mm) | Ø D(mm) | L(mm) | Packaging | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WR-TBL Series 211 - 5.00 mm 45° Entry Modular H=15.5mm, 2, Rising Cage Clamp | Simulation– | Downloads6 files | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-TBL Series 211 - 5.00 mm 45° Entry Modular H=15.5mm | Pins2 | PCB/Cable/PanelPCB | ModularityYes | Type45° | Wire Section 24 to 12 (AWG) 0.2 to 2.5 (mm²) | – | – | – | – | – | – | Pitch5 mm | – | Length10 mm | PackagingBox | ||
 | WR-TBL Series 213 - 5.00 mm Horiz.l Entry Modular, 3, Rising Cage Clamp | Simulation– | Downloads6 files | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-TBL Series 213 - 5.00 mm Horiz.l Entry Modular | Pins3 | PCB/Cable/PanelPCB | ModularityYes | TypeHorizontal | Wire Section 26 to 16 (AWG) 0.5 to 1.5 (mm²) | – | – | – | – | – | – | Pitch5 mm | – | Length15 mm | PackagingBox | ||
 | WCAP-ATG8 Aluminum Electrolytic Capacitors, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-ATG8 Aluminum Electrolytic Capacitors | – | – | – | – | – | Capacitance22 µF | Rated Voltage25 V (DC) | Endurance 2000 | Ripple Current94 mA | Leakage Current5.5 µA | Dissipation Factor14 % | Pitch2 mm | Diameter5 mm | Length11 mm | PackagingAmmopack | ||||
| WCAP-ATG8 Aluminum Electrolytic Capacitors, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-ATG8 Aluminum Electrolytic Capacitors | – | – | – | – | – | Capacitance470 µF | Rated Voltage16 V (DC) | Endurance 2000 | Ripple Current517 mA | Leakage Current75.2 µA | Dissipation Factor16 % | Pitch3.5 mm | Diameter8 mm | Length11.5 mm | PackagingAmmopack | ||||
 | WCAP-ATG5 Aluminum Electrolytic Capacitors, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-ATG5 Aluminum Electrolytic Capacitors | – | – | – | – | – | Capacitance4.7 µF | Rated Voltage50 V (DC) | Endurance 2000 | Ripple Current32 mA | Leakage Current3 µA | Dissipation Factor10 % | Pitch2 mm | Diameter5 mm | Length11 mm | PackagingAmmopack | ||||
| WCAP-ATG5 Aluminum Electrolytic Capacitors, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-ATG5 Aluminum Electrolytic Capacitors | – | – | – | – | – | Capacitance10 µF | Rated Voltage400 V (DC) | Endurance 2000 | Ripple Current104 mA | Leakage Current120 µA | Dissipation Factor15 % | Pitch5 mm | Diameter10 mm | Length14 mm | PackagingAmmopack | ||||
750313861 | Offline Transformer, WE-UNIT, –, – | Simulation– | Downloads– | Status Activei| Production is active. Expected lifetime: >10 years. | Product series Offline Transformer, WE-UNIT | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |