IC manufacturers Renesas

IC manufacturers (96)

Renesas ISL85012

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

Overview

TopologyBuck Converter
Input voltage4.5-18 V
Switching frequency250-660 kHz
Output 11.8 V / 10 A
Output 21.5 V
Output 31.8 V / 12 A
IC revisionFN8677.2

Description

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.

Features

  • 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

Typical applications

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

Products

Order Code Data­sheet Simu­lation Downloads Product seriesL
(µH)
IRP,40K
(A)
ISAT,10%
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
MaterialLR
(µH)
Samples
7443340068SPEC
8 files WE-HCC SMT High Current Cube Inductor 0.68 22.5 21.2 23 3.1 Ferrite 0.64
Order Code Data­sheet Simu­lation
7443340068SPEC
Samples
Order Code Data­sheet Simu­lation Downloads Product seriesL
(µH)
IRP,40K
(A)
ISAT,10%
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
MaterialLR
(µH)
Samples