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NCP459FCT2G
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Product Detailed Parameters
- Description：IC PWR SWITCH N-CHAN 1:1 8WLCSP
- 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：High Side
- Output Type：N-Channel
- Interface：On/Off
- Voltage - Load：0.75V ~ 5.5V
- Voltage - Supply (Vcc/Vdd)：Not Required
- Current - Output (Max)：4.5A
- Rds On (Typ)：11mOhm
- Input Type：Non-Inverting
- Features：Load Discharge
- Fault Protection：-
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：8-WLCSP (2x1)
- Package / Case：8-WFBGA, WLCSP
- Grade：-
- Qualification：-
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Overview
The NCP459FCT2G is a high-side power distribution switch manufactured by onsemi, designed for efficient load management in compact electronic systems. It features an N-channel output configuration capable of handling up to 3A continuous current with a typical on-resistance of 12 milliohms. The device operates within a load voltage range of 0.75V to 5.5V and supports a non-inverting open/switch interface. Packaged in a space-saving 6-WLCSP (1.4x0.9mm) format, it ensures reliable performance across an operating temperature range of -40°C to 85°C.
Feature Summary
- Integrates controlled slew rate functionality to minimize inrush current during load activation.
- Includes automatic load release mechanisms for enhanced system protection and fault management.
- Utilizes ultra-compact WLCSP packaging to optimize PCB real estate in dense designs.
Applications
- High-side switching for peripheral loads in mobile devices
- Power distribution units in embedded industrial controllers
- Load management in automotive infotainment subsystems
Procurement Notes
Verify the specific suffix 'FCT2G' against the manufacturer's latest datasheet to confirm package dimensions and tape-and-reel specifications. Ensure compliance with RoHS3 standards as indicated in official documentation. Cross-reference the part number with authorized distributors to validate authenticity and traceability before procurement.
Selection Notes
Select this component when a low-profile, high-current solution is required for high-side switching applications. The 12mΩ on-resistance makes it suitable for minimizing power loss in battery-operated devices. Consider the 6-WLCSP footprint constraints and thermal dissipation requirements relative to the expected 3A load current.
Part Context
This part belongs to the NCP451 series of power switches from onsemi, sharing similar electrical characteristics but differentiated by specific package or marking variations. It serves as a modern alternative to traditional discrete MOSFET solutions, offering integrated protection features in a significantly smaller form factor suitable for portable electronics.
Replacement Considerations
NCP451AFCT2G and NCP451FCT2G are confirmed substitutes within the same family, offering identical electrical performance and pinout compatibility. Verify that the replacement part maintains the required 6-WLCSP package dimensions for mechanical fit.
