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Load Dump

Engine Start

Reverse Voltage

Superimposed AC

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TVS

Pros: Simple and lnexpensive Cons: Bulky, High Power Dissipation

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Low Dropout Linear/Switching Regulator Pros: No Boost Regulator Required Cons: Only Works for Low Output Voltage ECUs Examples: LT8610, LT8640S, LT8650S

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Schottky Diodę Pros: Simple and lnexpensive Cons: Bulky, High Power Dissipation, Large Forward Voltage Drop

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Schottky Diodę Pros: Simple and lnexpensive Cons: Bulky, High Power Dissipation, Large Forward Voltage Drop

High PSRR Regulator

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Surge Stopper

Pros: Compact, Adds Current Limiting and Output Disconnect Cons: SOA of N-Channel MOSFET Limits Current and Transient Duration Examples: LTC4356, LTC4366, LTC4380

Boost Regulator

Pros: Efficiently Step Up Input at High Currents

Cons: Noise, Body Diodę from V,_Nto V_0UT Prevents Current Limiting, Output Disconnect Examples: LT8603, LT8364, LTC3859

Series PMOS

Pros: Lower Power Dissipation/Voltage Drop Cons: High Resistance at Low Input Voltages

High PSRR Linear/Switching Regulator Pros: Regulate Through Input AC Cons: Linear Regulator Current is Limited, Switching Regulator Requires High Bandwidth Examples: LT3066

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Buck Regulator

Pros: Efficient, No NFET SOA Limitations, Can Disconnect Output and Limit Current Cons: Noise Increased Design Complexity Examples: LT8640S, LT8650S, LTC3895

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Surge Stopper and Boost Regulator

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Boost with Surge Stopper

Pros: Boosting Plus Output Disconnect and Current Limit Cons: NFET SOA Limits Curent and Transient Duration

Examples: LTC3897, LTC3897-2

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Ideał Diodę Controller

Pros: Lower Power Dissipation/Voltage Drop Cons: Too Slow to Rectify Superimposed AC Examples: LTC4359, LTC4376

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Active

Rectifier

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Active Rectifier Controller

Pros: Rectify up to 100 kHz AC Efficiently Cons: Nonę Examples: LT8672

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4-Switch

Buck-Boost

Regulator

A-Switch Buck-Boost Regulator

Pros: Efficiently Steps Up or Down at High Currents, Output Disconnect and Current Limit Cons:    NFETs, Increased Design Complexity, No Reverse Voltage Protection

Examples: LT8390, LT8705A, LTC3779, LT8210

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Buck-Boost

Regulator

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4-Switch Buck-Boost Regulator with Reverse Voltage Protection Pros: Solves Load Dump, Engine Start, Reverse Voitage, Superimposed AC at High Current Cons: 5* NFETs, Increased Design Complexity Examples: LT8210