IC-Hersteller Renesas

IC-Hersteller (95)

Renesas ISL85012

12A, 3.8V to 18V Input, Synchronous Buck Regulator

Details

TopologieAbwärtswandler
Eingangsspannung4.5-18 V
Schaltfrequenz250-660 kHz
Ausgang 13.3 V
Ausgang 22.5 V
IC-RevisionFN8677.2

Beschreibung

The ISL85012 is a highly efficient, monolithic, synchronous buck regulator that can deliver 12A of continuous output current from a 3.8V to 18V input supply. The device uses current mode control architecture with a fast transient response and excellent loop stability.

Eigenschaften

  • Power input voltage range variable 3.8V to 18V
  • PWM output voltage adjustable from 0.6V
  • Up to 12A output load
  • Prebias start-up, fixed 3ms soft-start
  • Selectable fSW of 300kHz, 600kHz, and externalsynchronization up to 1MHz
  • Peak current mode control
  • DCM/CCM
  • Thermally compensated current limit
  • Internal/external compensation
  • Open-drain, PG window comparator
  • Output overvoltage and thermal protection
  • Input overvoltage protection
  • Integrated boot diode with undervoltage detection
  • Selectable OCP schemes
  • Hiccup OCP
  • Latch-off
  • Compact size 3.5mmx3.5mm

Typische Anwendungen

  • Telecom and networking systems, Servers and cloud infrastructure POLs
  • Storage systems
  • Test measurement, IPCs, factory automation, PLCs

Weiterführende Informationen

Artikeldaten

Artikel Nr. Daten­blatt Simu­lation Downloads ProduktserieL
(µH)
IRP,40K
(A)
ISAT1
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
MaterialLR
(µH)
fres
(MHz)
Muster
7443340100SPEC
8 Dateien WE-HCC SMT-Hochstrominduktivität 1 18.8 22.9 25.1 3.9 Ferrite 0.97 147
Artikel Nr. Daten­blatt Simu­lation
7443340100SPEC
Muster
Artikel Nr. Daten­blatt Simu­lation Downloads ProduktserieL
(µH)
IRP,40K
(A)
ISAT1
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
MaterialLR
(µH)
fres
(MHz)
Muster