High Current PN Half Bridge
BTS 7960
Thermal Characteristics
5
Thermal Characteristics
Pos Parameter
Symbol
Limits
Unit Test Condition
min max
5.0.1 Thermal Resistance
Rthjc(LS)
–
–
–
1.8 K/W
Junction-Case, Low Side Switch
thjc(LS) = ∆Tj(LS)/ Pv(LS)
5.0.2 Thermal Resistance
Junction-Case, High Side Switch
thjc(HS) = ∆Tj(HS)/ Pv(HS)
5.0.3 Thermal Resistance
Junction-Case, both Switches
Rthjc= max[∆Tj(HS), ∆Tj(LS)] /
(Pv(HS) + Pv(LS)
R
Rthjc(HS)
0.9 K/W
R
Rthjc
1.0 K/W
)
5.0.4 Thermal Resistance
Junction-Ambient
Rthja
–
35 K/W 6cm2 cooling
area
Data Sheet
21
Rev. 1.1, 2004-12-07