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Product Detailed Parameters
- Description:IC PWR SWITCH N-CHAN 1:4 24PQFN
- Series:-
- Mfr:NXP USA Inc.
- Package:Tape & Reel (TR)
- Switch Type:General Purpose
- Number of Outputs:4
- Ratio - Input:Output:1:04
- Output Configuration:High Side
- Output Type:N-Channel
- Interface:SPI
- Voltage - Load:6V ~ 20V
- Voltage - Supply (Vcc/Vdd):3V ~ 5.5V
- Current - Output (Max):6A
- Rds On (Typ):35mOhm (Max)
- Input Type:-
- Features:Internal PWM, Slew Rate Controlled, Watchdog Timer
- Fault Protection:Current Limiting (Fixed), Open Load Detect, Over Temperature, Over Voltage
- Operating Temperature:-40°C ~ 150°C (TJ)
- Mounting Type:Surface Mount
- Supplier Device Package:24-PQFN (12x12)
- Package / Case:24-PowerQFN
- Grade:-
- Qualification:-
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Overview
The MC35XS3400CPNAR2 is a power distribution IC from NXP Semiconductors designed for low-voltage automotive lighting applications. It integrates four low Rds(on) MOSFETs with a quad 35 mOhm resistance, capable of controlling four separate 28 W bulbs or LEDs. The device features a 16-bit SPI interface for programming, control, and diagnostics. Key electrical parameters include a supply voltage range of 6 V to 20 V and an operating temperature range of -40 °C to 125 °C. It is housed in a 24-pin PQFN package measuring 12 x 12 mm.
Feature Summary
- Integrates four low on-resistance MOSFETs for independent channel control
- Utilizes a 16-bit SPI interface for comprehensive programming and diagnostics
- Includes built-in protection against overcurrent, overvoltage, thermal faults, and undervoltage
- Supports selectable slew-rate and PWM control for output management
Applications
- Low-voltage automotive lighting systems
- Control of multiple 28 W automotive bulbs
- LED lighting driver circuits
- Automotive power distribution networks
Procurement Notes
Verify the exact suffix CPNAR2 against official NXP documentation to confirm package type and reel specifications. Confirm end-of-life status as distributor data indicates discontinuation. Ensure compatibility with existing PCB footprints for the 24-PQFN (12x12 mm) package. Check moisture sensitivity level requirements for storage and handling procedures before assembly.
Selection Notes
Select this component when designing automotive lighting circuits requiring individual channel control via SPI. It is suitable for applications needing high-side switching with integrated fault protection. Consider the 35 mOhm on-resistance for efficiency calculations. Verify that the 6 V to 20 V input range matches the vehicle's power system. Ensure the design accommodates the 24-pin PQFN thermal requirements.
Part Context
This part belongs to the 35XS3400 family of devices specifically engineered for automotive lighting. It serves as a power switch IC within NXP's portfolio for power distribution. The device replaces discrete MOSFET solutions by integrating control logic and protection features into a single compact package, simplifying board layout and reducing component count in lighting modules.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult NXP technical support for current alternatives if this discontinued part is required for new designs.
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