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STL70N4LLF5
N-channel 40 V, 0.0055 , 18 A, PowerFLATTM (6x5)
STripFETTM V Power MOSFET
Preliminary Data
Features
RDS(on)
Type VDSS ID
max
STL70N4LLF5 40 V 0.0065 18 A (1)
1. The value is rated according Rthj-pcb
RDS(on) * Qg industry benchmark
Extremely low on-resistance RDS(on) PowerFLATTM ( 6x5 )
High avalanche ruggedness
Low gate drive power losses
Application
Switching applications
Figure 1. Internal schematic diagram
Description
This product utilizes the 5th generation of design
rules of ST's proprietary STripFETTM technology.
The lowest available RDS(on)*Qg, in this chip scale
package, makes this device suitable for the most
demanding DC-DC converter applications, where
high power density is to be achieved.
Table 1. Device summary
Order code Marking Package Packaging
STL70N4LLF5 70N4LLF5 PowerFLATTM (6x5) Tape and reel
December 2008 Rev 1 1/10
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to www.st.com 10
change without notice.
Contents STL70N4LLF5
Contents
1 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3 Test circuits .............................................. 6
4 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
5 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2/10
STL70N4LLF5 Electrical ratings
1 Electrical ratings
Table 2. Absolute maximum ratings
Symbol Parameter Value Unit
VDS Drain-source voltage (VGS = 0) 40 V
VGS Gate-source voltage