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LM51551QDSSRQ1 AI Analysis:
Specs, Applications & Alternatives

AI summary

LM51551QDSSRQ1 product

LM51551QDSSRQ1

PMIC - Voltage Regulators - DC DC Switching Controllers

AutomotiveBoost ControllerSEPICFlyback

The LM51551-Q1 is a versatile, automotive-grade non-synchronous controller for boost, SEPIC, and flyback power supplies.

Best for

  • Automotive power supplies
  • High-frequency DC-DC conversion

Avoid if

  • Synchronous rectification is required

Check before use

  • Ensure the BIAS pin configuration matches your input voltage range

Key specifications

Topology
Boost, SEPIC, Flyback
Max Frequency
2.2 MHz
Input Voltage
3.5V - 45V
Protection
Hiccup Mode

Compliance & Environment

RoHS
RoHS Compliant
REACH
-
MSL
Level-2-260C-1 YEAR
ECCN
EAR99
HTSUS
8542.39.0001

Application

AutomotivePower Supply

Datasheet

pYYBAGHCvaqAVFVVACHqQ26GQCg392.pdf

800 KB

Datasheet AI

CAD Models

EDA symbol, PCB footprint, and 3D model for this component. Supported tools include Altium, KiCad, Eagle, and more.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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Login required · CAD models billed separately as an add-on

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a wide-input, non-synchronous controller for boost, SEPIC, and flyback topologies, optimized for automotive applications.