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TheL4936N/NHare monolithic integrateddual voltage regulators with two very low dropout outputs and additionalfunctionssuchas power-onresetand input voltage sense. They are designed for supplying microcomputer controlled systems specially in automotive applications.
The L4937NPDis a monolithic integrateddual voltage regulators with two very low dropout outputs andadditionalfunctionssuchas power-onresetand input voltage sense. They are designed for supplying microcomputer controlled systems specially in automotive applications
L4937NPD Maximum Ratings
Symbol
Parameter
Value
Value Unit
VS
DC Supply Voltage
28
V
Transient Supply Voltage (T < 1s)
40
V
Tj, Tstg
Junction and Storage Temperature Range
55 to 150
°C
ISI
Sense Input Current (VSI 30.3V or VSI > VS)
±1
mA
IEN
Enable Input Current (VEN 30.3V)
-1
mA
VEN
Enable Input Voltage
VS
VRES, VSO
Reset and Sense Output Voltage
20
V
IRES
Reset and Sense Output Current
5
mA
PD
Power Dissipation (TA = 80°C, Rth heatsink = 9°C/W)