IC-Hersteller Qorvo

IC-Hersteller (95)

Qorvo ACT4752 | Demoboard ACT4752EVK1-101

40 V, 4.0 A CC/CV Step-Down DC/DC Converter with USB PD 3.0 PPS

Details

TopologieAbwärtswandler
Eingangsspannung4-40 V
Ausgang 125 V / 4 A
IC-Revision1.0

Beschreibung

This document describes the characteristics and operation of the Qorvo ACT4752EVK1-101 evaluation kit (EVK). It provides setup and operation instructions, schematic, layout, BOM, and test data. This EVK demonstrates the ACT4752QI101 power management IC. Other ACT4752QIxxx options can be evaluated on this EVK by replacing the IC and any other necessary components.

Eigenschaften

  • USB certified charger design available
  • Supports small ceramic output capacitors
  • 50 mOhm integrated high-/low-side FETs
  • Input voltage range: 4.5 to 40 V
  • Integrated mini-buck bias supply: 5 V at 350 mA
  • I2C Programmable output voltage: 3 to 24 V in 12.5 mV steps
  • I2C Programmable output current limit: 0 to 4 A with 256 step resolution
  • Fixed-frequency current-mode control: 450 kHz to 2.25 MHz
  • External clock synchronization and 100% duty cycle operation
  • Out of AM radio / spread-spectrum operation
  • Auxiliary LDO: 0.9 to 4.0 V at 20 mA
  • I2C interface, fast-mode plus (Fm+, 1 MHz) with configurable address

Typische Anwendungen

  • USB PD 3.0 Charging Hubs, Power Management for USB-C Power Rails, Industrial SMPS for 24V Bus, High Power LED Lighting

Weiterführende Informationen

Artikeldaten

Artikel Nr. Daten­blatt Simu­lation Downloads ProduktseriePinsAnwendungPCB/Kabel/PanelModularityTypWire SectionCTol. CVR
(V (DC))
BauformBetriebstemperaturDF
(%)
RISOKeramiktypL
(mm)
W
(mm)
H
(mm)
Fl
(mm)
VerpackungL
(µH)
IR
(A)
ISAT
(A)
RDC
(mΩ)
fres
(MHz)
IRP,40K
(A)
ISAT1
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
MontageartEndurance
(h)
BetriebstemperaturIRIPPLE
(mA)
ILeak
(µA)
Raster
(mm)
Ø D
(mm)
Muster
691214110002SSPEC
6 Dateien WR-TBL Series 2141S - 3.50 mm Horizontal Entry Modular w. Rising Cage Clamp 2 Rising Cage Clamp PCB Ja Horizontal 30 to 16 (AWG) 0.05 to 1.31 (mm²) -30 °C up to +120 °C 7 Karton 10 THT -30 °C bis zu +120 °C 3.5
74437358033SPEC
8 Dateien WE-LHMI SMT Speicherdrossel 8040 -40 °C up to +125 °C 9.7 8.5 4 3.3 20 10 12.4 27 14.9 SMT
860010674014SPEC
7 Dateien WCAP-ATG8 Aluminium-Elektrolytkondensatoren100 µF ±20% 50 10 11.5 Ammopack 2000 -40 °C bis zu +85 °C 286 50 3.5 8
885012107010SPEC
8 Dateien WCAP-CSGP MLCCs 10 V(DC)10 µF ±20% 10 0805 -55 °C up to +85 °C 100.01 GΩ X5R Klasse II 2 1.25 1.25 0.5 7" Tape & Reel
74404043470ASPEC
8 Dateien WE-LQS SMT-Speicherdrossel 4025 -40 °C up to +125 °C 4 4 2.5 47 0.71 0.45 492 15 SMT -40 °C bis zu +125 °C
Muster
Artikel Nr. Daten­blatt Simu­lation Downloads ProduktseriePinsAnwendungPCB/Kabel/PanelModularityTypWire SectionCTol. CVR
(V (DC))
BauformBetriebstemperaturDF
(%)
RISOKeramiktypL
(mm)
W
(mm)
H
(mm)
Fl
(mm)
VerpackungL
(µH)
IR
(A)
ISAT
(A)
RDC
(mΩ)
fres
(MHz)
IRP,40K
(A)
ISAT1
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
MontageartEndurance
(h)
BetriebstemperaturIRIPPLE
(mA)
ILeak
(µA)
Raster
(mm)
Ø D
(mm)
Muster