IC-Referenzdesignsuche
IC-Hersteller SG-Micro

IC-Hersteller (108)

ReferenzdesignSGM41519 | Demoboard SGM41519 Demo Board

SG-Micro SGM41519 | Demoboard SGM41519 Demo Board

High Input Voltage, 3A Single-Cell Battery Charger with NVDC Power Path Management

Details

TopologieSonstige Topologie
Eingangsspannung3.9-13.5 V
IC-RevisionV01

Beschreibung

The SGM41519 is a battery charger and system power pathmanagement device with integrated converter and power switches for using with single-cell Li-Ion or Li-polymer batteries. This highly integrated 3A device is capable of fast charging and supports a wide input voltage range suitable for smart phones, tablets and portable systems. I2C programming makes it a very flexible powering and charger design solution.

Eigenschaften

  • High Efficiency, 1.5MHz, Synchronous Buck Charger
  • 93.8% Charge Efficiency at 1.02A from 5V Input
  • 89.8% Charge Efficiency at 2A from 9V Input
  • Optimized for 9V/12V Input
  • Selectable PFM Mode for Light Load Efficiency
  • Boost Mode Support
  • Output Voltage Range from 4.85V to 5.3V
  • Boost Efficiency of 93.5% at 0.5A and 92.2% at 1A
  • Output Short Circuit Protection
  • Selectable PFM Mode for Light Load Operations
  • PMID_GD Pin Control External P-MOSFET for Protection against Fault Conditions
  • Automatic Switch between Charge and Boost Mode
  • Single Input for USB or High Voltage Adaptors
  • 3.9V to 13.5V Operating Input Voltage Range
  • 22V Absolute Maximum Input Voltage Rating
  • Programmable Input Current Limit and Dynamic Power Management (IINDPM, 100mA to 3.2A with 100mA Resolution) to Support USB 2.0 and USB 3.0 Standards and High Voltage Adaptors
  • Maximum Power Tracking by Programmable Input Voltage Limit (VINDPM) with Selectable Offset
  • VINDPM Tracking of Battery Voltage
  • High Battery Discharge Efficiency with 26mΩ Switch
  • Narrow Voltage DC (NVDC) Power Path Management
  • Instant-On with No or Highly Depleted Battery
  • Ideal Diode Operation in Battery Supplement Mode
  • Ship Mode, Wake-Up and Full System Reset Capability by Battery FET Control
  • Flexible Autonomous and I2C Operation Modes for Optimal System Performance
  • Fully Integrated Switches, Current Sense and Compensation
  • 2.5μA Ship Mode Low Battery Leakage Current
  • High Accuracy
  • ±0.5% Charge Voltage Regulation (8mV/Step)
  • ±5% Charge Current Regulation at 1.38A
  • ±10% Input Current Regulation at 0.9A
  • Safety
  • Battery Temperature Sensing (Charge/Boost Modes)
  • Thermal Regulation and Thermal Shutdown
  • Input Under-Voltage Lockout (UVLO)
  • Input Over-Voltage (ACOV) Protection

Typische Anwendungen

  • Smart Phones, EPOS, Portable Internet Devices and Accessory

Weiterführende Informationen

Von SG-Micro freigegebene Bauteile

Jetzt einloggen, um Verfügbarkeiten zu sehen und Verfügbarkeitsprognosen anzufragen. LOGIN
Artikel Nr.
Daten­blatt
Simu­lation
Downloads
Status
Produktserie
L(µH)
IRP,40K(A)
ISAT,30%(A)
RDC typ.(mΩ)
RDC max.(mΩ)
fres(MHz)
Montageart
MusterVerfügbarkeit & Muster
Jetzt einloggen, um Verfügbarkeiten zu sehen und Verfügbarkeitsprognosen anzufragen. LOGIN
74439344010
SPECWE-XHMI SMT Speicherdrossel, 1 µH, 15.75 A

Anstehende PCN

Aufgrund einer anstehenden PCN wird in Kürze eine Änderung am Bauteil durchgeführt. Anbei finden Sie die entsprechende PCN. Bei weiteren Fragen wenden Sie sich bitte an Ihren Vertriebsmitarbeiter.

Simu­lation
Verfügbarkeit
–
Downloads8 Dateien

Status
AktivProduktion ist aktiv. Erwartete Lebenszeit: >10 Jahre.
iProduktion ist aktiv. Erwartete Lebenszeit: >10 Jahre.
ProduktserieWE-XHMI SMT Speicherdrossel
Induktivität1 µH
Performance Nennstrom15.75 A
Sättigungsstrom @ 30%24.95 A
Gleichstromwiderstand5.5 mΩ
Gleichstromwiderstand6.05 mΩ
Eigenresonanzfrequenz59 MHz
MontageartSMT 
–Verfügbarkeit prüfen