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reference designTPS25850-Q1

Texas Instruments TPS25850-Q1

CISPR 25 Class 5 400-kHz-rated 30-W automotive dual USB Type-C® charger reference design

Overview

TopologyBuck Converter
Input voltage6-16 V
Output 15.17 V / 3 A
IC revision001

Description

This reference design is an EMI-optimized design for automotive USB Type-C® charger with dual 15W output. The TPS25850-Q1 is used as DC-DC regulator and port controller. The switching frequency is 400kHz, The front-end filter is designed and PCB layout is optimized to pass stringent CISPR 25 Class 5 Conducted Electromagnetic Interference (EMI) standards. This reference design has already been tested to CISPR 25 Class 5 conducted EMI standards, which accelerates customer design time.

Features

  • Pass stringent CISPR 25 Class 5 Conducted Electromagnetic Interference (EMI) standards
  • 96.12% peak efficiency
  • Dual USB Type-C® charger

Typical applications

  • Aftermarket head unit

More information

Products

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
C
Tol. C
VR(V (DC))
Size
Operating Temperature
DF(%)
RISO
Ceramic Type
L(mm)
W(mm)
H(mm)
Fl(mm)
Packaging
Application
Interface Type
Gender
Pins
Mount
PCB Thickness(mm)
IR(mA)
Working Voltage(V (DC))
Z @ 100 MHz(Ω)
Zmax(Ω)
Test Condition Zmax
IR 2(mA)
RDC max.(Ω)
Type
SamplesAvailability & Sample
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885012106018
SPECWCAP-CSGP MLCCs 16 V(DC), 2.2 µF, ±20%
Simu­lation
Availability
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Downloads9 files

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 
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74279252
SPECWE-CBF SMT EMI Suppression Ferrite Bead, –, –
Simu­lation
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Downloads9 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-CBF SMT EMI Suppression Ferrite Bead
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Size1812 
Operating Temperature -55 °C up to +125 °C
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Length4.5 mm
Width3.2 mm
Height1.5 mm
Pad Dimension0.5 mm
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MountSMT 
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Rated Current3000 mA
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Impedance @ 100 MHz880 Ω
Maximum Impedance940 Ω
Maximum Impedance108 MHz 
Rated Current 24000 mA
DC Resistance0.035 Ω
TypeHigh Current 
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632723300011
SPECWR-USB Type C Connectors, –, –

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

Simu­lation–
Availability
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Downloads7 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWR-USB Type C Connectors
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Operating Temperature -40 °C up to +105 °C
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Insulation Resistance1000 MΩ
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PackagingTape and Reel 
ApplicationUSB 3.1 
Interface TypeType C 
GenderReceptacle 
Pins24 
MountTHR 
PCB Thickness1.6 mm
Rated Current5000 mA
Working Voltage48 V (DC)
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TypeHorizontal 
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