Datasheet

DocID2141 Rev 13 5/22
L4940 Maximum ratings
3 Maximum ratings
Note: Absolute maximum ratings are those values beyond which damage to the device may occur.
Functional operation under these conditions is not implied.
Table 2. Absolute maximum ratings
Symbol Parameter Value Unit
V
I
Forward input voltage 30 V
V
IR
Reverse input voltage
V
O
= 5 V, R
O
= 100 Ω -15 V
V
O
= 8.5 V, R
O
= 180 Ω -15 V
V
O
= 12 V, R
O
= 240 Ω -15 V
I
O
Output current Internally limited mA
P
D
Power dissipation Internally limited mW
T
stg
Storage temperature range -40 to +150 °C
T
op
Operating junction temperature range -40 to +150 °C
Table 3. Thermal data
Symbol Parameter TO-220 D²PAK Unit
R
thJC
Thermal resistance junction-case 3 3 °C/W
R
thJA
Thermal resistance junction-ambient 50 62.5 °C/W