IC-Hersteller ROHM

IC-Hersteller (103)

ROHM BD57021MWV

Wireless Power Transmitter IC

Details

TopologieGegentaktwandler (Vollbrücken)
Eingangsspannung5 V
Ausgang 13.3 V
IC-Revision004

Beschreibung

BD57021MWV is an integrated IC for the wireless powertransmitter. This device is composed of inverters for thecoil drive, controller for the communication of the Qicompliant and demodulating circuit, GPIO, TCXO buffer,and I2C interface.BD57021MWV works as a controller in the wirelesspower transmitter based on the Qi compliant by using itwith a general-purpose microcomputer.BD57021MWV is applied to Qi ver.1.2 (Low Power).

Eigenschaften

  • WPC / Qi ver.1.2 (Low Power) support.
  • Half Bridge / Full Bridge inverter
  • Foreign object detection
  • GPIO 4CH
  • I2C bus interface
  • 5.0mm x 5.0mm UQFN package 40 pin

Typische Anwendungen

  • Cradle for charge stand
  • PC

Weiterführende Informationen

Artikeldaten

Artikel Nr.
Daten­blatt
Simu­lation
Downloads
Status
Produktserie
Compliance
Bauform
L(µH)
IR(A)
RDC max.(mΩ)
fres(MHz)
Q(%)
Muster
WE-WPCC Wireless Power Transfer Transmitter Spule, Qi - A11; MP-A11, 53 x 53 x 6 mm
Simu­lation
Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre.
ComplianceQi - A11; MP-A11 
Bauform53 x 53 x 6 mm 
Induktivität6.3 µH
Nennstrom13 A
Gleichstromwiderstand25 mΩ
Eigenresonanzfrequenz11 MHz
Güte80 %