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Overview
| Topology | Flyback Converter |
| Input voltage | 90-264 V |
| Output 1 | 20 V / 3 A |
| IC revision | 1 |
Description
This evaluation board user’s manual describes a 65 W,Type C interface PD3.0, universal AC input, constant voltage power supply intended for smart phone, PAD and NB adaptor supporting PD3.0 or PPS protocol, where isolation from the AC mains is required, and low cost, high efficiency, and low standby power are essential.The featured power supply is a simple QR flyback topology utilizing onsemi’s NCP1345 HF PWM controller,NCP4307 synchronous rectified controller, FDMS86180 synchronous MOSFET and NTTFS4C02 Switch MOSFET.This Design Note provides the complete circuit schematic details, PCB and BOM for 65 W Type C Interface PD3.0 Power adapter solution which supports PD output (5 V / 3 A,9 V / 3 A, 12 V / 3 A, 15 V / 3 A, 20 V / 3.25 A).This design combined with onsemi’s FUSB15101 PD3.0 protocol controller to provide PD3.0 and PPS functions.This design also proposes a dual auxiliary power supply to supply PWM controller, the PWM controller is supplied by high voltage auxiliary voltage at low output voltage and supplied by low voltage auxiliary voltage at high output voltage.
Features
- Integrated High−Voltage Startup Circuit with Brownout Detection
- Integrated X2 Capacitor Discharge Capability
- Wide VCCL Range from 8 V to 38 V
- 150 V VCCH Pin for Connection to High−Voltage Aux Winding
- 36.5 V VCC Overvoltage Protection
- Primary Side Based Constant Output Current Limiting
- Abnormal Overcurrent Fault Protection for Winding Short Circuit Detection
- Internal Temperature Shutdown
- Valley Switching Operation with Valley−Lockout for Noise−Free Operation
- Rapid Frequency Foldback for Fast Reduction of Switching Frequency
- Skip Mode with Output Voltage Compensation
- Minimized No Load Power Consumption
- Frequency Jittering for Reduced EMI Signature
- Latching or Auto−Recovery Overload Protection
- Adjustable Overpower Protection
- Fixed/Adjustable Maximum Frequency Clamp
- Fault Pin for Severe Fault Conditions, NTC Compatible for OTP
Typical applications
- Constant voltage power supply for smartphones
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | C | Tol. C | VR (V (DC)) | Size | Operating Temperature | Qmin. | DF (%) | RISO | Ceramic Type | L (mm) | W (mm) | H (mm) | Fl (mm) | Packaging | Operating Temperature | Q | L (µH) | IR (A) | ISAT (A) | RDC max. (Ω) | fres (MHz) | Version | VRMS (V) | VDC (V) | VBR (V) | IPeak (A) | Wmax (J) | PDiss (W) | Application | VDE Approval | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 885012006053 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSGP MLCCs 50 V(DC) | 22 pF | ±5% | 50 | 0603 | – | – | – | 10 GΩ | NP0 Class I | 1.6 | 0.8 | 0.8 | 0.4 | 7" Tape & Reel | -55 °C up to +125 °C | 840 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | ||
| 885012006056 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSGP MLCCs 50 V(DC) | 68 pF | ±5% | 50 | 0603 | – | – | – | 10 GΩ | NP0 Class I | 1.6 | 0.8 | 0.8 | 0.4 | 7" Tape & Reel | -55 °C up to +125 °C | 1000 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | ||
| 885012206077 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSGP MLCCs 50 V(DC) | 100 pF | ±10% | 50 | 0603 | – | – | 2.5 | 10 GΩ | X7R Class II | 1.6 | 0.8 | 0.8 | 0.4 | 7" Tape & Reel | -55 °C up to +125 °C | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | ||
| 885012205058 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSGP MLCCs 50 V(DC) | 330 pF | ±10% | 50 | 0402 | – | – | 2.5 | 10 GΩ | X7R Class II | 1 | 0.5 | 0.5 | 0.25 | 7" Tape & Reel | -55 °C up to +125 °C | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | ||
 | 885342208017 | SPEC | 7 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSMH Mid and High Voltage | 470 pF | ±10% | 1000 | 1206 | -55 °C up to +125 °C | – | 2.5 | 10 GΩ | X7R Class II | 3.2 | 1.6 | 1.25 | 0.6 | 7" Tape & Reel | -55 °C up to +125 °C | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | ||
| 885012006085 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSGP MLCCs 100 V(DC) | 1 nF | ±5% | 100 | 0603 | -55 °C up to +125 °C | 1000 | – | 10 GΩ | NP0 Class I | 1.6 | 0.8 | 0.8 | 0.4 | 7" Tape & Reel | -55 °C up to +125 °C | 1000 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | ||
| 885012205052 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSGP MLCCs 25 V(DC) | 22 nF | ±10% | 25 | 0402 | – | – | 3.5 | 10 GΩ | X7R Class II | 1 | 0.5 | 0.5 | 0.25 | 7" Tape & Reel | -55 °C up to +125 °C | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | ||
| 885012205053 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSGP MLCCs 25 V(DC) | 33 nF | ±10% | 25 | 0402 | – | – | 3.5 | 10 GΩ | X7R Class II | 1 | 0.5 | 0.5 | 0.25 | 7" Tape & Reel | -55 °C up to +125 °C | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | ||
| 885012206095 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSGP MLCCs 50 V(DC) | 100 nF | ±10% | 50 | 0603 | – | – | 3 | 5 GΩ | X7R Class II | 1.6 | 0.8 | 0.8 | 0.4 | 7" Tape & Reel | -55 °C up to +125 °C | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | ||
| 885012105013 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSGP MLCCs 10 V(DC) | 2.2 µF | ±20% | 10 | 0402 | -55 °C up to +85 °C | – | 10 | 0.05 GΩ | X5R Class II | 1 | 0.5 | 0.5 | 0.25 | 7" Tape & Reel | -55 °C up to +85 °C | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | ||
 | 820573011 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-VD Disk Varistor | – | – | – | 7 mm | -40 °C up to +85 °C | – | – | – | – | 9 | 4.1 | 12.5 | – | – | -40 °C up to +85 °C | – | – | – | – | – | – | THT | 300 | 385 | 470 | 1200 | 35 | 0.25 | 230 VAC | Yes | ||
 | 7447452100 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-TI Radial Leaded Wire Wound Inductor | – | – | – | 8012 | – | – | – | – | – | 9.5 | 9.5 | 13.5 | – | – | -40 °C up to +125 °C | – | 10 | 4.7 | 4.5 | 0.02 | 20 | Heat Shrinking Tube | – | – | – | – | – | – | – | – |
| Samples |
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| Order Code | Datasheet | Simulation | Downloads | Status | Product series | C | Tol. C | VR (V (DC)) | Size | Operating Temperature | Qmin. | DF (%) | RISO | Ceramic Type | L (mm) | W (mm) | H (mm) | Fl (mm) | Packaging | Operating Temperature | Q | L (µH) | IR (A) | ISAT (A) | RDC max. (Ω) | fres (MHz) | Version | VRMS (V) | VDC (V) | VBR (V) | IPeak (A) | Wmax (J) | PDiss (W) | Application | VDE Approval | Samples |
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