Datasheet

L7985 Maximum ratings
Doc ID 022446 Rev 3 5/43
2 Maximum ratings
3 Thermal data
Table 2. Absolute maximum ratings
Symbol Parameter Value Unit
Vcc Input voltage 45
V
OUT Output DC voltage -0.3 to V
CC
F
SW
, COMP, SYNCH Analog pin -0.3 to 4
EN Enable pin -0.3 to V
CC
FB Feedback voltage -0.3 to 1.5
P
TOT
Power dissipation
at T
A
< 60 °C
VFQFPN 1.5. W
HSOP 2
T
J
Junction temperature range -40 to 150 °C
T
stg
Storage temperature range -55 to 150 °C
Table 3. Thermal data
Symbol Parameter Value Unit
R
thJA
Maximum thermal resistance
junction-ambient
(1)
1. Package mounted on demonstration board.
VFQFPN 60
°C/W
HSOP 40