VND5050KE STMICRO, VND5050KE Datasheet - Page 28

• Manufacturer Part Number: VND5050KE
• Manufacturer: STMICRO

Package and PCB thermal data
28/37
Figure 37. PowerSSO-24™ thermal impedance junction ambient single pulse (one
Equation 2: pulse calculation formula
where δ = t
Figure 38. Thermal fitting model of a double channel HSD in PowerSSO-24™
b. The fitting model is a simplified thermal tool and is valid for transient evolutions where the embedded
Z
THδ
protections (power limitation or thermal cycling during thermal shutdown) are not triggered.
=
R
P
TH
/T
channel on)
⋅
δ
+
Z
THtp
(
1 δ
–
Doc ID 12266 Rev 6
)
VND5050J-E / VND5050K-E
(b)