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Texas Instruments TPS25840-Q1 | Demoboard TPS25840Q1EVM-079
USB-A SDP/CDP charge port converter with STB protection and cable compensation
Overview
| Topology | Buck Converter |
| Input voltage | 6-36 V |
| Switching frequency | 300-2200 kHz |
| Output 1 | 5.1 V / 3.5 A |
Description
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.
Features
- 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
Typical applications
- USB media hubs, USB charger ports
- Automotive infotainment
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | λDom typ.(nm) | Emitting Color | λPeak typ.(nm) | IV typ.(mcd) | VF typ.(V) | Chip Technology | 2θ50% typ.(°) | C | Tol. C | VR(V (DC)) | Size | Operating Temperature | DF(%) | RISO | Ceramic Type | L(mm) | W(mm) | H(mm) | Fl(mm) | Packaging | L(µH) | IRP,40K(A) | ISAT,30%(A) | RDC typ.(mΩ) | RDC max.(mΩ) | fres(MHz) | Mount | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WL-SMCW SMT Mono-color Chip LED Waterclear, 630 nm, Super Red | Downloads27 files RAY files
| Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWL-SMCW SMT Mono-color Chip LED Waterclear | Dominant Wavelength [typ.]630 nm | Emitting ColorSuper Red | Peak Wavelength [typ.]645 nm | Luminous Intensity [typ.]60 mcd | Forward Voltage [typ.]1.9 V | Chip TechnologyAlInGaP | Viewing Angle Phi 0° [typ.]140 ° | – | – | – | Size0603 | Operating Temperature -40 °C up to +85 °C | – | – | – | Length1.6 mm | Width0.8 mm | Height0.7 mm | – | PackagingTape and Reel | – | – | – | – | – | – | MountSMT | |||
 | WE-XHMI SMT Power Inductor, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-XHMI SMT Power Inductor | – | – | – | – | – | – | – | – | – | – | Size8080 | Operating Temperature -40 °C up to +125 °C | – | – | – | Length8.8 mm | Width8.3 mm | Height7.8 mm | – | – | Inductance10 µH | Performance Rated Current8.5 A | Saturation Current @ 30%13.5 A | DC Resistance19 mΩ | DC Resistance20.9 mΩ | Self Resonant Frequency17 MHz | MountSMT | ||||
| WCAP-CSGP MLCCs 16 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 16 V(DC) | – | – | – | – | – | – | – | Capacitance2.2 µF | Capacitance±20% | Rated Voltage16 V (DC) | Size0603 | Operating Temperature -55 °C up to +85 °C | Dissipation Factor10 % | Insulation Resistance0.05 GΩ | Ceramic TypeX5R Class II | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – |