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Onsemi NCP81231 | Demoboard STR-USBC-4PORT-200W-EVK
NCP81231: Buck Controller, USB Power Delivery and Type-C Applications
Details
| Topologie | Abwärtswandler |
| Schaltfrequenz | 150-1200 kHz |
| IC-Revision | 3 |
Beschreibung
The NCP81231 is a synchronous buck that is optimized for converting battery voltage or adaptor voltage into power supply rails required in notebook, tablet, and desktop systems, as well as many other consumer devices using USB PD standard and C−Type cables. The NCP81231 is fully compliant to the USB Power Delivery Specification when used in conjunction with a USB PD or C−Type Interface Controller. NCP81231 is designed for applications requiring dynamically controlled slew rate limited output voltage.
Eigenschaften
- Wide Input Voltage Range: from 4.5 V to 28 V
- Dynamically Programmed Frequency from 150 kHz to 1.2 MHz
- I2C Interface
- Real Time Power Good Indication
- Controlled Slew Rate Voltage Transitioning
- Feedback Pin with Internally Programmed Reference
- High Resolution DAC Voltage
- Two Independent Current Sensing Inputs
- Support Inductor DCR Sensing
- Over Temperature Protection
- Adaptive Non−Overlap Gate Drivers
- Filter Capacitor Switch Control
- 100% Duty Cycle Operation
- Latched Over−Voltage and Over−Current Protection
- Dead Battery Power Support
- 5 x 5 mm QFN32 Package
Typische Anwendungen
- Notebooks, Tablets, Desktops, Gaming, Monitors, TVs, and Set Top Boxes, Consumer Electronics,
- Power Banks, Car Chargers, Docking Stations
Weiterführende Informationen
Artikeldaten
| Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | λDom typ. (nm) | Farbe | λPeak typ. (nm) | IV typ. (mcd) | VF typ. (V) | Chiptechnologie | 2θ50% typ. (°) | IRP,40K (A) | ISAT,30% (A) | RDC typ. (mΩ) | fres (MHz) | VOP (V) | Schlüsselweite (mm) | Ti | To | Anwendung | Interface typ | Leiterplattendicke (mm) | IR 1 (A) | Arbeitsspannung (V (AC)) | H (mm) | Betätigungskraft (Value) (g) | Elektrische Lebensdauer (Cycles) | Actuator-Farbe | Dampfphasenprozess | IR (A) | L (mH) | RDC max. (mΩ) | VR (V (AC)) | VT (V (AC)) | Material | L (mm) | W (mm) | Montageart | Pins (Value) (pcs) | Reihen | G (mm) | Gender | Typ | Verpackung | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 155124BS73200 | SPEC | 6 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WL-SMSW SMT Mono-color Side View Waterclear | 470 | Blau | 468 | 150 | 3.4 | InGaN | 120 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1 | – | – | – | – | – | – | – | – | – | – | 3.2 | 1.5 | SMT | – | – | – | – | – | Tape and Reel | ||
| 155124GS73200 | SPEC | 6 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WL-SMSW SMT Mono-color Side View Waterclear | 525 | Grün | 520 | 600 | 3.3 | InGaN | 120 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1 | – | – | – | – | – | – | – | – | – | – | 3.2 | 1.5 | SMT | – | – | – | – | – | Tape and Reel | ||
 | 150060YS75000 | SPEC | 25 Dateien Strahldaten
| Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WL-SMCW SMT Mono-color Chip LED Waterclear | 590 | Gelb | 595 | 120 | 2 | AlInGaP | 140 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.7 | – | – | – | – | – | – | – | – | – | – | 1.6 | 0.8 | SMT | – | – | – | – | – | Tape and Reel | ||
| 150060RS75000 | SPEC | 25 Dateien Strahldaten
| Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WL-SMCW SMT Mono-color Chip LED Waterclear | 625 | Rot | 630 | 250 | 2 | AlInGaP | 140 | – | – | – | – | – | – | – | – | – | – | – | – | – | 0.7 | – | – | – | – | – | – | – | – | – | – | 1.6 | 0.8 | SMT | – | – | – | – | – | Tape and Reel | ||
 | 744823422 | SPEC | 10 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WE-CMB Stromkompensierte Netzdrossel | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 4 | – | 25.5 | – | – | – | – | 4 | 2.2 | 30 | 250 | 1500 | MnZn | 23.5 | 13.8 | THT | 4 | – | 3 | – | – | – | ||
 | 61301621021 | SPEC | – | 6 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WR-PHD 2.54 mm THT Angled Dual Pin Header | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 250 | – | – | – | – | – | 3 | – | – | – | – | – | 20.32 | – | THT | 16 | Dual | – | Pin Header | Angled | Beutel | |
 | 971100365 | SPEC | – | 3 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WA-SPAIE Plastic Spacer Stud, metric, internal/ external | – | – | – | – | – | – | – | – | – | – | – | – | 6 | M3 | M3 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | Polyamid | 10 | – | – | – | – | – | – | – | Beutel | |
 | 434153017835 | SPEC | – | 5 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WS-TASV J-Bend SMT Tact Switch 3.5x2.9 mm | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 1.7 | 350 | 200000 | Blau | nicht spezifiziert | 0.05 | – | – | 12 | – | – | – | – | – | – | – | – | – | – | Tape and Reel | |
 | 970300365 | SPEC | – | 3 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WA-SPAII Plastic Spacer Stud, metric, internal/ internal | – | – | – | – | – | – | – | – | – | – | – | – | 6 | M3 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | Polyamid | 30 | – | – | – | – | – | – | – | Beutel | |
 | 632723300011 | SPEC | – | 6 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WR-COM USB 3.1 Type C Receptacle Horizontal THR / SMT | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | USB 3.1 | Type C | 1.6 | – | 20 | – | – | – | – | – | 5 | – | – | – | – | – | – | – | THR | 24 | – | 1.9 | Receptacle | Horizontal | Tape and Reel | |
 | 61300211121 | SPEC | – | 6 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WR-PHD 2.54 mm THT Pin Header | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 250 | – | – | – | – | – | 3 | – | – | – | – | – | 5.08 | – | THT | 2 | Single | – | Pin Header | Gerade | Beutel | |
 | 65100516121 | SPEC | – | 6 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WR-COM Mini USB 2.0 Type B SMT Horizontal 5 Contacts | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | Mini USB | Type B | – | – | 30 | – | – | – | – | – | 1 | – | – | – | – | – | – | – | SMT | 5 | – | – | Receptacle | Horizontal | Tape and Reel & Mylar | |
 | 74438357047 | SPEC | 10 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WE-MAPI SMT-Speicherdrossel | – | – | – | – | – | – | – | 5.1 | 8.2 | 39.9 | 24 | 80 | – | – | – | – | – | – | – | – | 3.1 | – | – | – | – | 3.9 | 0.0047 | 44 | – | – | – | 4.3 | 4.3 | SMT | 2 | – | – | – | – | – | ||
 | 613016243121 | SPEC | – | 6 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WR-PHD 2.54 mm Angled Dual Socket Header | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 250 | – | – | – | – | – | 3 | – | – | – | – | – | 20.82 | – | THT | 16 | Dual | – | Socket Header | Angled | Tray | |
| 613020243121 | SPEC | – | 6 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WR-PHD 2.54 mm Angled Dual Socket Header | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 250 | – | – | – | – | – | 3 | – | – | – | – | – | 25.9 | – | THT | 20 | Dual | – | Socket Header | Angled | Tray |
| Muster |
|---|
| Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | λDom typ. (nm) | Farbe | λPeak typ. (nm) | IV typ. (mcd) | VF typ. (V) | Chiptechnologie | 2θ50% typ. (°) | IRP,40K (A) | ISAT,30% (A) | RDC typ. (mΩ) | fres (MHz) | VOP (V) | Schlüsselweite (mm) | Ti | To | Anwendung | Interface typ | Leiterplattendicke (mm) | IR 1 (A) | Arbeitsspannung (V (AC)) | H (mm) | Betätigungskraft (Value) (g) | Elektrische Lebensdauer (Cycles) | Actuator-Farbe | Dampfphasenprozess | IR (A) | L (mH) | RDC max. (mΩ) | VR (V (AC)) | VT (V (AC)) | Material | L (mm) | W (mm) | Montageart | Pins (Value) (pcs) | Reihen | G (mm) | Gender | Typ | Verpackung | Muster |
|---|