BTS425L1 Siemens Semiconductor Group, BTS425L1 Datasheet - Page 8

• Manufacturer Part Number: BTS425L1
• Description: Smart Highside Power Switch (Overload protection Current limitation Short circuit protection Thermal shutdown)
• Manufacturer: Siemens Semiconductor Group

Typ. transient thermal impedance chip case
Z
Z
Typ. trans. thermal impedance chip to ambient air
Z
PCB FR4 with 6cm
area for V bb connection. PCB is vertical without blown
air.
Z
Semiconductor Group
thJC
thJC
thJA
thJA
0.01
100
0.1
0.1
10
10
1
1
= f (t
[K/W]
= f (t
[K/W]
1E-5
1E-5
p
p
), Device on 50mm * 50mm * 1.5mm epoxy
)
1E-4
1E-4
1E-3
2
1E-3
(one layer, 70 m thick) copper
1E-2
1E-2
1E-1
1E0
1E-1
1E1
D=
0.5
0.2
0.1
0.05
0.02
0.01
0
1E0
D=
0.5
0.2
0.1
0.05
0.02
0.01
0
1E2
t p [s]
t p [s]
1E1
1E3
8
BTS 425 L1