Data Sheet

BTA/BTB08 and T8 Series
3/10
THERMAL RESISTANCES
S = Copper surface under tab
PRODUCT SELECTOR
BTB: non insulated TO-220AB package
Symbol Parameter Value Unit
R
th(j-c)
Junction to case (AC)
DPAK / D
²
PAK
IPAK / TO-220AB
1.6
°C/W
TO-220AB Insulated 2.5
R
th(j-a)
Junction to ambient
S = 1 cm
²
D
²
PAK
45
°C/W
S = 0.5 cm
²
DPAK 70
TO-220AB
TO-220AB Insulated
60
IPAK 100
Part Number
Voltage (xxx)
Sensitivity Type
Package
600 V 800 V
BTA/BTB08-xxxB X X 50 mA Standard TO-220AB
BTA/BTB108-xxxBW X X 50 mA Snubberless TO-220AB
BTA/BTB08-xxxC X X 25 mA Standard TO-220AB
BTA/BTB08-xxxCW X X 35 mA Snubberless TO-220AB
BTA/BTB08-xxxSW X X 10 mA Logic level TO-220AB
BTA/BTB08-xxxTW X X 5 mA Logic level TO-220AB
T810-xxxB X X 10 mA Logic level DPAK
T810-xxxH X X 10 mA Logic level IPAK
T835-xxxB X X 35mA Snubberless DPAK
T835-xxxG X X 35 mA Snubberless
D
²
PA K
T835-xxxH X X 35 mA Snubberless IPAK