IC-Hersteller Analog Devices

IC-Hersteller (99)

Analog Devices LTC4123

Low Power Wireless Charger for Hearing Aids

Details

TopologieDrahtlose Energieübertragung
Eingangsspannung5 V
IC-RevisionA

Beschreibung

The LTC®4123 is a low power wireless receiver and aconstant-current/constant-voltage linear charger for NiMHbatteries. An external programming resistor sets the chargecurrent up to 25mA. The temperature compensated chargevoltage feature protects the NiMH battery and preventsovercharging.

Eigenschaften

Complete Low Power Wireless NiMH Chargernn Low Minimum Input Voltage: 2.2Vnn Small Total Solution Volumenn 1.5V, 25mA Linear Single-Cell NiMH Chargernn Temperature Compensated Charge Voltagenn Integrated Rectifier with Overvoltage Limitnn Zinc-Air Battery Detectionnn Reverse Polarity Protectionnn Thermally Enhanced 6-Lead (2mm × 2mm)DFN package

Typische Anwendungen

  • Hearing Aids
  • Moving and/or Rotating Equipment
  • Smart Cards
  • Fitness Devices

Weiterführende Informationen

Artikeldaten

Artikel Nr. Daten­blatt Simu­lation Downloads Status ProduktserieComplianceBauformL
(µH)
IR
(A)
RDC max.
(mΩ)
fres
(MHz)
QP
(W)
Muster
760308103206SPEC
7 Dateien Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre.WE-WPCC Wireless Power Transfer Receiver Spule Qi - Airfuel Alliance 28,9 x 15,7 x 0,76 mm 7.5 1.55 380 23 16 20
760308101208SPEC
7 Dateien Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre.WE-WPCC Wireless Power Transfer Receiver Spule works with Qi Rx IC's Ø 10 x 1.6 mm 13 0.8 500 26 17 15
Artikel Nr. Daten­blatt Simu­lation
760308103206SPEC
760308101208SPEC
Muster
Artikel Nr. Daten­blatt Simu­lation Downloads Status ProduktserieComplianceBauformL
(µH)
IR
(A)
RDC max.
(mΩ)
fres
(MHz)
QP
(W)
Muster