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reference designNCV8855 | Demoboard NCV8855BMNR2GEVB

Onsemi NCV8855 | Demoboard NCV8855BMNR2GEVB

Quad-Output Automotive System Power Supply IC with Integrated High-Side 2 A Switch Evaluation Board User's Manual

Overview

TopologyBuck Converter
Input voltage9-18 V
Output 15 V / 2 A
Output 23.3 V / 2 A
Output 38 V / 2 A
IC revision1

Description

The NCV885x is a multiple output controller / regulatorIC with an integrated high-side load switch. The NCV885xwill address automotive radio system and instrument clusterpower supply requirements. In addition to the high-side loadswitch, the NCV885x comprise a switch-mode powersupply (SMPS) buck controller, a 2.5 A SMPS buckregulator, and two low dropout linear regulator controllers(LDO).

Features

< 1 A Shutdown Current

  • Meets ES−XW7T−1A278−AB Test Pulse G – Loaded Conditions
  • VIN Operating Range 9.0 to 18.0 V
  • 1 SMPS Controller with Adjustable Current Limit
  • 1 SMPS Regulator with Internal 300 m NMOS Switch
  • 2 LDO Controllers with Current Limit and Short Circuit Protection
  • 1 High−side Load Switch with Internal 300 m NMOS FET
  • Adjustable Output Voltage for All Controllers / Regulators
  • 800 mV, 1% Reference Voltage
  • System Enable Pin
  • Single Enable Pin for Both LDO Controllers
  • Independent Enable for High−side Load Switch
  • Thermal Shutdown with Thermal Warning Indicator
  • This is a Pb−Free Device

Typical applications

  • Instrument Cluster, Driver Information System (DIS)
  • Automotive Radio

More information

Products

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
IRP,40K(A)
RDC max.(mΩ)
fres(MHz)
Size
Version
ISAT,10%(A)
ISAT,30%(A)
IR,40K(A)
SamplesAvailability & Sample
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7447709220
SPECWE-PD SMT Power Inductor, 22 µH, 7 A

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

Simu­lation
Availability
–
Downloads9 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-PD SMT Power Inductor
Inductance22 µH
Performance Rated Current7 A
DC Resistance28 mΩ
Self Resonant Frequency10 MHz
Size1210 
VersionStandard 
Saturation Current @ 10%6.5 A
Saturation Current @ 30%8 A
Rated Current5.3 A
–Check availability
744770133
SPECWE-PD SMT Power Inductor, 33 µH, 4.7 A

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

Simu­lation
Availability
–
Downloads9 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-PD SMT Power Inductor
Inductance33 µH
Performance Rated Current4.7 A
DC Resistance53 mΩ
Self Resonant Frequency8.5 MHz
Size1280 
VersionStandard 
Saturation Current @ 10%3.9 A
Saturation Current @ 30%5.05 A
Rated Current3.6 A
–Check availability