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Product Detailed Parameters
- Description:SELF-PROTECTED LOW SIDE DRIVER W
- Series:-
- Mfr:onsemi
- Package:Tape & Reel (TR),Cut Tape (CT)
- Switch Type:General Purpose
- Number of Outputs:1
- Ratio - Input:Output:1:01
- Output Configuration:Low Side
- Output Type:N-Channel
- Interface:On/Off
- Voltage - Load:42V
- Voltage - Supply (Vcc/Vdd):Not Required
- Current - Output (Max):5.9A
- Rds On (Typ):145mOhm
- Input Type:Non-Inverting
- Features:-
- Fault Protection:Current Limiting (Fixed), Over Temperature, Over Voltage
- Operating Temperature:-40°C ~ 150°C (TJ)
- Mounting Type:Surface Mount
- Supplier Device Package:SOT-223 (TO-261)
- Package / Case:TO-261-4, TO-261AA
- Grade:Automotive
- Qualification:AEC-Q101
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Overview
The NCV8412ASTT1G is a self-protected low-side driver with in-rush current management. It features an N-channel output capable of 2A continuous current and a typical on-resistance of 165 milliohms. The device supports a maximum load voltage of 42V and operates within a junction temperature range of -40°C to 150°C. It includes fault protection mechanisms such as fixed overcurrent, overtemperature, and overvoltage protection. The component is AEC-Q100 qualified for automotive applications and utilizes a SOT-223 package.
Feature Summary
- Integrates in-rush current management to control surge currents during startup
- Provides comprehensive fault protection including overcurrent, overtemperature, and overvoltage detection
- Features automatic restart capability following fault conditions
Applications
- Switching drivers for capacitive, resistive, or inductive loads
- Replacement for electromechanical relays in automotive systems
- Industrial load switching applications requiring high reliability
Procurement Notes
Verify the complete part number including suffixes to ensure correct packaging and automotive qualification status. Confirm RoHS compliance and material declarations match project requirements. Check for any recent Product Change Notifications regarding packaging or design specifications before finalizing procurement orders.
Selection Notes
Select this component for applications requiring integrated protection and in-rush current control in a compact surface-mount package. Ensure the load voltage does not exceed the 42V rating and that the thermal environment supports the specified junction temperature range. Verify compatibility with logic-level input signals for proper switching operation.
Part Context
This device belongs to the NCV84xx series of self-protected low-side drivers from onsemi. The series is designed for robust performance in harsh automotive environments. The NCV prefix indicates AEC-Q100 qualification and PPAP capability, distinguishing it from standard commercial variants within the broader product family.
Replacement Considerations
NCV8412ADDR2G is a documented substitute within the same self-protected low-side driver family.
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