LM317DY
LM317DY is Linear Integrated Circuit manufactured by Kexin Semiconductor.
Features
ƽ Output voltage adjustable from 1.3V ~ 37V ƽ Output current in excess of 1.5A ƽ Internal short circuit protection ƽ Internal over temperature protection ƽ Output transistor safe area pensation
+0.040.21 -0.02
SOP-8
Ƶ Block Diagram
INPUT
1.50 0.15
1 Vin 2 VOUT 3 VOUT 4 Adj
5 N.C. 6 VOUT 7 VOUT 8 N.C.
VREF VADJ
PROTECTION CIRCUIT
OUTPUT
Ƶ Absolute Maximum Ratings (TA=25ć, unless otherwise specified))
Parameter
Symbol
Rating
Input Voltage
VI 40
Maximum Output Current
IO 1.5
Power Dissipation
PD Internal limited
Thermal Resistance, Junction-to-Ambient
Rth JA
Thermal Resistance, Junction-to-Case
Rth JC
Operating Junction Temperature Range
Topr
-40 to 85
Storage Temperature Range
Tstg -45 to 150
Note: Absolute maximum ratings are stress ratings only and functional device operation is not implied. The device could be damaged beyond Absolute maximum ratings.
Unit V A
ć/W
ć
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