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Onsemi NCV8855 | Demoboard NCV8855BMNR2GEVB
Quad-Output Automotive System Power Supply IC with Integrated High-Side 2 A Switch Evaluation Board User's Manual
Overview
| Topology | Buck Converter |
| Input voltage | 9-18 V |
| Output 1 | 5 V / 2 A |
| Output 2 | 3.3 V / 2 A |
| Output 3 | 8 V / 2 A |
| IC revision | 1 |
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
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) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-PD SMT Power Inductor, 22 µH, 7 A | 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 | ||||
| WE-PD SMT Power Inductor, 33 µH, 4.7 A | 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 |