The WSF4012 is the highest performance trench N-ch and P-ch MOSFET with extreme high cell density, which provides excellent RDSON and gate charge for most of the synchronous buck converter applications. The WSF4012 meets the RoHS and Green Product requirements, with 100% EAS guaranteed and full function reliability approved.
Key Features
Advanced High Cell Density Trench Technology
Super Low Gate Charge
Excellent CdV/dt Effect Decline
100% EAS Guaranteed
Green Device Available
Technical Specifications
Symbol
Parameter
Rating
Units
N-Ch
P-Ch
VDS
Drain-Source Voltage
40
-40
V
VGS
Gate-Source Voltage
±20
±20
V
ID@TC=25℃
Continuous Drain Current, VGS @ 10V1
30
-20
A
ID@TC=100℃
Continuous Drain Current, VGS @ 10V1
20
-16
A
IDM
Pulsed Drain Current2
46
-40
A
EAS
Single Pulse Avalanche Energy3
28
66
mJ
IAS
Avalanche Current
17.8
-27.2
A
PD@TC=25℃
Total Power Dissipation4
25
31.3
W
TSTG
Storage Temperature Range
-55 to 150
-55 to 150
℃
TJ
Operating Junction Temperature Range
-55 to 150
-55 to 150
℃
Applications
High Frequency Point-of-Load Synchronous Buck Converter for MB/NB/UMPC/VGA
Networking DC-DC Power System
CCFL Back-light Inverter
Frequently Asked Questions (FAQ)
What are the primary N-Channel and P-Channel voltages for the WSF4012?
The N-channel support rating is 40V, and the P-channel support rating is -40V for the Drain-Source Voltage (VDS).
Does the WSF4012 meet environmental compliance standards?
Yes, the WSF4012 meets 100% of the RoHS and Green Product requirements for environmental safety.
What is the operating temperature range for the WSF4012?
The operating junction temperature (TJ) and storage temperature (TSTG) ranges are from -55℃ to 150℃.
What applications are best suited for the WSF4012 MOSFET?
It is highly suitable for High-Frequency Point-of-Load Synchronous Buck Converters (for MB, NB, UMPC, and VGA), Networking DC-DC Power Systems, and CCFL Back-light Inverters.
Is this MOSFET reliable under avalanche stress?
Yes, the WSF4012 is 100% EAS (Single Pulse Avalanche Energy) guaranteed with full function reliability approved.
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