Datasheet

DocID2146 Rev 20 5/46
L78M Maximum ratings
46
3 Maximum ratings
Note: Absolute maximum ratings are those values beyond which damage to the device may occur.
Functional operation under these condition is not implied.
Table 1. Absolute maximum ratings
Symbol Parameter Value Unit
V
I
DC input voltage
for V
O
= 5 to 18 V 35
V
for V
O
= 20, 24 V 40
I
O
Output current Internally limited mA
P
D
Power dissipation Internally limited mW
T
STG
Storage temperature range - 65 to 150 °C
T
OP
Operating junction temperature range
for L78MxxAC 0 to 125
°Cfor L78MxxAB -40 to 125
for L78MxxC 0 to 150
Table 2. Thermal data
Symbol Parameter TO-220 TO-220FP DPAK IPAK Unit
R
thJC
Thermal resistance junction-case 5 5 8 8 °C/W
R
thJA
Thermal resistance junction-ambient 50 60 100 100 °C/W
Figure 4. Application circuit