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Texas Instruments TPS25840-Q1 | Demoboard TPS25840Q1EVM-079
USB-A SDP/CDP charge port converter with STB protection and cable compensation
Details
| Topologie | Abwärtswandler |
| Eingangsspannung | 6-36 V |
| Schaltfrequenz | 300-2200 kHz |
| Ausgang 1 | 5.1 V / 3.5 A |
Beschreibung
The TPS2584x-Q1 is a USB Type-A BC1.2 charging solution that includes a synchronous DC/DC converter. With cable droop compensation, the Vbus voltage remains constant regardless of load current, ensuring connected portable devices are charged at optimal current and voltage even under heavy loads.
Eigenschaften
- AEC-Q100 Qualified for automotive applications:
- Temperature grade 1: –40°C to +125°C, TA
- HBM ESD Classification level H2
- CDM ESD Classification level C5
- Functional Safety-Capable
- Documentation available to aid functional safety system design
- Synchronous Buck DC/DC regulator
- Input voltage range: 4.5 V to 36 V
- Output current: 3.5 A
- 5.1-V Output voltage with ±1% accuracy
- Current mode control
- Adjustable frequency: 300 kHz to 2.2 MHz
- Frequency synchronization to external clock
- FPWM with Spread-spectrum dithering
- Internal compensation for ease of use
- Compliant to USB-IF standards
- CDP/SDP Mode per USB BC1.2
- Optimized for USB power and communication
- User-Programmable USB current limit
- Cable Droop compensation up to 1.5 V
- High bandwidth data switches on DP and DM
- Client mode for system update
- Integrated protection
- VBUS Short-to-VBAT protection
- DP_IN and DM_IN Short-to-VBAT (TPS25840-Q1 Only)
- DP_IN and DM_IN Short-to-VBUS
- DP_IN, DM_IN IEC 61000-4-2 Rated
- ±8kV Contact and ±15kV air discharge
- Fault flag reports
- 32 Pin QFN package with Wettable Flank
Typische Anwendungen
- USB media hubs, USB charger ports
- Automotive infotainment
Weiterführende Informationen
Artikeldaten
Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | λDom typ.(nm) | Emittierte Farbe | λPeak typ.(nm) | IV typ.(mcd) | VF typ.(V) | Chiptechnologie | 2θ50% typ.(°) | C | Tol. C | VR(V (DC)) | Bauform | Betriebstemperatur | DF(%) | RISO | Keramiktyp | L(mm) | B(mm) | H(mm) | Fl(mm) | Verpackung | L(µH) | IRP,40K(A) | ISAT,30%(A) | RDC typ.(mΩ) | RDC max.(mΩ) | fres(MHz) | Montageart | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WL-SMCW SMT Mono-color Chip LED Waterclear, 630 nm, Superrot | Downloads27 Dateien Strahldaten
| Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWL-SMCW SMT Mono-color Chip LED Waterclear | dominante Wellenlänge [typ.]630 nm | Emittierte FarbeSuperrot | Spitzen-Wellenlänge [typ.]645 nm | Lichtstärke [typ.]60 mcd | Durchlassspannung [typ.]1.9 V | ChiptechnologieAlInGaP | Abstrahlwinkel Phi 0° [typ.]140 ° | – | – | – | Bauform0603 | Betriebstemperatur -40 °C up to +85 °C | – | – | – | Länge1.6 mm | Breite0.8 mm | Höhe0.7 mm | – | VerpackungTape and Reel | – | – | – | – | – | – | MontageartSMT | |||
 | WE-XHMI SMT Speicherdrossel, –, – | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWE-XHMI SMT Speicherdrossel | – | – | – | – | – | – | – | – | – | – | Bauform8080 | Betriebstemperatur -40 °C up to +125 °C | – | – | – | Länge8.8 mm | Breite8.3 mm | Höhe7.8 mm | – | – | Induktivität10 µH | Performance Nennstrom8.5 A | Sättigungsstrom @ 30%13.5 A | Gleichstromwiderstand19 mΩ | Gleichstromwiderstand20.9 mΩ | Eigenresonanzfrequenz17 MHz | MontageartSMT | ||||
| WCAP-CSGP MLCCs 16 V(DC), –, – | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWCAP-CSGP MLCCs 16 V(DC) | – | – | – | – | – | – | – | Kapazität2.2 µF | Kapazität±20% | Nennspannung16 V (DC) | Bauform0603 | Betriebstemperatur -55 °C up to +85 °C | Verlustfaktor10 % | Isolationswiderstand0.05 GΩ | KeramiktypX5R Klasse II | Länge1.6 mm | Breite0.8 mm | Höhe0.8 mm | Pad Dimension0.4 mm | Verpackung7" Tape & Reel | – | – | – | – | – | – | – |