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Product Detailed Parameters
- Description：MOSFET 2N-CH 12V 40A 10WLCSP
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR),Tape & Reel (TR),Cut Tape (CT),Cut Tape (CT)
- Technology：MOSFET (Metal Oxide)
- Configuration：2 N-Channel (Dual) Common Drain
- FET Feature：Logic Level Gate, 2.5V Drive
- Drain to Source Voltage (Vdss)：12V
- Current - Continuous Drain (Id) @ 25°C：40A (Ta)
- Rds On (Max) @ Id, Vgs：1.8mOhm @ 5A, 4.5V
- Vgs(th) (Max) @ Id：1.3V @ 1mA
- Gate Charge (Qg) (Max) @ Vgs：62nC @ 6V
- Input Capacitance (Ciss) (Max) @ Vds：-
- Power - Max：3.3W (Ta)
- Operating Temperature：150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：10-SMD, No Lead
- Supplier Device Package：10-WLCSP (3.54x1.77)
- Grade：-
- Qualification：-
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Overview
The EFC2K103NUZTDG is a dual N-channel MOSFET designed for one-cell lithium-ion battery protection. It features a 12 V drain-source voltage and a continuous drain current of 40 A. The device has a maximum on-resistance of 1.8 mΩ. It utilizes a WLCSP package.
Feature Summary
- Optimized for single-cell lithium-ion battery protection circuits
- Dual N-channel configuration within a compact footprint
- Low on-resistance to minimize power loss during operation
Applications
- Lithium-ion battery protection modules
- Portable electronic device power management
- Battery pack safety circuits
Procurement Notes
Verify component authenticity through authorized distribution channels. Confirm the specific suffix matches the required package and tape-and-reel specifications. Check for end-of-life status or alternative sourcing requirements due to potential supply constraints.
Selection Notes
Select this component when designing protection circuits for single-cell lithium batteries requiring high current handling. Ensure the system voltage does not exceed the 12 V rating. Verify that the low thermal resistance of the WLCSP package meets the application's heat dissipation needs.
Part Context
This part belongs to onsemi's EFC series of power MOSFETs. These components are engineered specifically for portable electronics and battery management systems. The series emphasizes small form factors combined with high current capabilities for efficient power switching.
Replacement Considerations
Check for direct pin-compatible substitutes within the same EFC family. Verify that any replacement maintains the 12 V rating and 40 A current capacity. Ensure the new component offers equal or lower on-resistance to preserve circuit efficiency.
