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The CMS45N10H8-HF is a RoHS-compliant, halogen-free N-channel MOSFET manufactured by Comchip Technology. It utilizes a PPAK5x6 molded plastic case and supports any mounting position. Key electrical specifications include a drain-source voltage of 100V, continuous drain current of 45A at TC=25°C, and a maximum pulsed drain current of 135A. The device features a static drain-source on-resistance of 20mΩ at VGS=10V and 26mΩ at VGS=4.5V. Thermal performance includes a junction-to-case resistance of 1.32°C/W and junction-to-ambient resistance of 94.7°C/W. Operating temperatures range from -55°C to +150°C.
Verify the specific revision status (Rev A) against the latest datasheet before integration. Confirm that the PPAK5x6 package dimensions align with the suggested PCB pad layout provided in the mechanical data section. Ensure thermal management strategies account for the specified junction-to-ambient resistance values under actual operating conditions.
Select this component when a low-profile surface-mount solution is required for high-current applications. The PPAK5x6 package offers a compact footprint compared to traditional packages while maintaining robust thermal dissipation capabilities. Consider the gate threshold voltage requirements to ensure compatibility with the driving logic levels in the target circuit design.
This part belongs to Comchip Technology's lineup of N-channel enhancement mode MOSFETs designed for general-purpose switching applications. The device is engineered to provide reliable performance in environments requiring fast switching speeds and improved transient voltage handling capabilities within a standardized surface-mount form factor.
No public substitute part numbers are documented in the source material.
The maximum single pulse avalanche energy (EAS) is rated at 62 mJ under conditions of VDD=50V, RG=25Ω, L=0.3mH, and starting TJ=25°C.
The total gate charge (Qg) is typically 16.2 nC, with gate-source charge (Qgs) at 2.8 nC and gate-drain charge (Qgd) at 4.1 nC.