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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 | Product series | Pins (pcs) | Application | PCB/Cable/Panel | Modularity | Type | Wire Section | C | VR (V (DC)) | Endurance (h) | Operating Temperature | IRIPPLE (mA) | ILeak (µA) | DF (%) | Pitch (mm) | Ø D (mm) | L (mm) | Packaging | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 691211720002 | SPEC | – | 6 files | WR-TBL Series 211 - 5.00 mm 45° Entry Modular H=15.5mm | 2 | Rising Cage Clamp | PCB | Yes | 45° | 24 to 12 (AWG) 0.2 to 2.5 (mm²) | – | – | – | -40 °C up to +105 °C | – | – | – | 5 | – | 10 | Box | |
 | 691213710003 | SPEC | – | 6 files | WR-TBL Series 213 - 5.00 mm Horiz.l Entry Modular | 3 | Rising Cage Clamp | PCB | Yes | Horizontal | 26 to 16 (AWG) 0.5 to 1.5 (mm²) | – | – | – | – | – | – | – | 5 | – | 15 | Box | |
 | 860010472003 | SPEC | 7 files | WCAP-ATG8 Aluminum Electrolytic Capacitors | – | – | – | – | – | – | 22 µF | 25 | 2000 | -40 °C up to +85 °C | 94 | 5.5 | 14 | 2 | 5 | 11 | Ammopack | ||
| 860010374012 | SPEC | 7 files | WCAP-ATG8 Aluminum Electrolytic Capacitors | – | – | – | – | – | – | 470 µF | 16 | 2000 | -40 °C up to +85 °C | 517 | 75.2 | 16 | 3.5 | 8 | 11.5 | Ammopack | ||
 | 860020672008 | SPEC | 7 files | WCAP-ATG5 Aluminum Electrolytic Capacitors | – | – | – | – | – | – | 4.7 µF | 50 | 2000 | -40 °C up to +105 °C | 32 | 3 | 10 | 2 | 5 | 11 | Ammopack | ||
| 860021375011 | SPEC | 7 files | WCAP-ATG5 Aluminum Electrolytic Capacitors | – | – | – | – | – | – | 10 µF | 400 | 2000 | -25 °C up to +105 °C | 104 | 120 | 15 | 5 | 10 | 14 | Ammopack | ||
| 750313861 | SPEC | – | – | Offline Transformer, WE-UNIT | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 691211720002 | SPEC | – |
| 691213710003 | SPEC | – |
| 860010472003 | SPEC | |
| 860010374012 | SPEC | |
| 860020672008 | SPEC | |
| 860021375011 | SPEC | |
| 750313861 | SPEC | – |
| Samples |
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| Order Code | Datasheet | Simulation | Downloads | Product series | Pins (pcs) | Application | PCB/Cable/Panel | Modularity | Type | Wire Section | C | VR (V (DC)) | Endurance (h) | Operating Temperature | IRIPPLE (mA) | ILeak (µA) | DF (%) | Pitch (mm) | Ø D (mm) | L (mm) | Packaging | Samples |
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