VN920PEP-E Application information
Doc ID 10874 Rev 7 19/26
3.4 PowerSSO-24
maximum demagnetization energy
(V
CC
=13.5V)
Figure 20. PowerSSO-24 maximum turn-off current versus inductance
L
In case of repetitive pulses, T
jstart
(at beginning of each demagnetization) of every pulse
must not exceed the temperature specified above for curves A and B.
C: T
jstart
= 125°C repetitive pulse
A: T
jstart
= 150°C single pulse
B: T
jstart
= 100°C repetitive pulse
Demagnetization Demagnetization Demagnetization
t
V
IN
, I
L
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Package and PCB thermal data VN920PEP-E
20/26 Doc ID 10874 Rev 7
4 Package and PCB thermal data
4.1 PowerSSO-24 thermal data
Figure 21. PowerSSO-24 PC board
Note: Layout condition of R
th
and Z
th
measurements (PCB FR4 area = 78mm x 78mm, PCB
thickness = 2mm, Cu thickness = 35µm, Copper areas: from minimum pad layout to 8cm
2
).
Figure 22. PowerSSO-24 R
thj-amb
vs PCB copper area in open box free air condition
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VN920PEP-E Package and PCB thermal data
Doc ID 10874 Rev 7 21/26
Figure 23. PowerSSO-24 thermal impedance junction ambient single pulse
Equation 1: pulse calculation formula
Figure 24. Thermal fitting model of a single channel HSD in PowerSSO-24
Table 15. PowerSSO-24 thermal parameters
Area / island (cm
2
) Footprint 6
R1 (°C/W) 0.012
R2 (°C/W) 0.05
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VN920PEP-E

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
IC DRIVER HIGH SIDE POWERSSO24
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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