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Part Number Manufacturer / Brand Brife Description Part StatusOutput ConfigurationOutput TypeNumber of RegulatorsVoltage - Input (Max)Voltage - Output (Min/Fixed)Voltage - Output (Max)Voltage Dropout (Max)Current - OutputCurrent - Quiescent (Iq)Current - Supply (Max)PSRRControl FeaturesProtection FeaturesOperating TemperatureMounting TypePackage / CaseSupplier Device Package
LK112M38TR
 STMicroelectronics IC Regulators LINEAR 3.8V 150MA SOT23-5 ObsoletePositiveFixed114V3.8V
-
0.35V @ 150mA150mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-30°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112M40TR
 STMicroelectronics IC Regulators LINEAR 4V 150MA SOT23-5 ObsoletePositiveFixed114V4V
-
0.35V @ 150mA150mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-30°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112M55TR
 STMicroelectronics IC Regulators LINEAR 5.5V 150MA SOT23-5 ObsoletePositiveFixed114V5.5V
-
0.35V @ 150mA150mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-30°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112SM15TR
 STMicroelectronics IC Regulators LINEAR 1.5V 200MA SOT23-5 ObsoletePositiveFixed114V1.5V
-
-
200mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112SM17TR
 STMicroelectronics IC Regulators LINEAR 1.7V 200MA SOT23-5 ObsoletePositiveFixed114V1.7V
-
-
200mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112SM27TR
 STMicroelectronics IC Regulators LINEAR 2.7V 200MA SOT23-5 ObsoletePositiveFixed114V2.7V
-
0.5V @ 200mA200mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112SM28TR
 STMicroelectronics IC Regulators LINEAR 2.8V 200MA SOT23-5 ObsoletePositiveFixed114V2.8V
-
0.5V @ 200mA200mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112SM32TR
 STMicroelectronics IC Regulators LINEAR 3.2V 200MA SOT23-5 ObsoletePositiveFixed114V3.2V
-
0.5V @ 200mA200mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112SM40TR
 STMicroelectronics IC Regulators LINEAR 4V 200MA SOT23-5 ObsoletePositiveFixed114V4V
-
0.5V @ 200mA200mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112SM55TR
 STMicroelectronics IC Regulators LINEAR 5.5V 200MA SOT23-5 ObsoletePositiveFixed114V5.5V
-
0.5V @ 200mA200mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112SM60TR
 STMicroelectronics IC Regulators LINEAR 6V 200MA SOT23-5 ObsoletePositiveFixed114V6V
-
0.5V @ 200mA200mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK112SM80TR
 STMicroelectronics IC Regulators LINEAR 8V 200MA SOT23-5 ObsoletePositiveFixed114V8V
-
0.5V @ 200mA200mA250µA
-
55dB (400Hz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
LK115D30
 STMicroelectronics IC Regulators LINEAR 3V 100MA 8SO ObsoletePositiveFixed120V3V
-
0.17V @ 60mA (Typ)100mA500µA3mA79dB ~ 57dB (120Hz ~ 10kHz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
LK115D33
 STMicroelectronics IC Regulators LINEAR 3.3V 100MA 8SO ObsoletePositiveFixed120V3.3V
-
0.17V @ 60mA (Typ)100mA500µA3mA79dB ~ 57dB (120Hz ~ 10kHz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
LK115D50
 STMicroelectronics IC Regulators LINEAR 5V 100MA 8SO ObsoletePositiveFixed120V5V
-
0.17V @ 60mA (Typ)100mA500µA3mA75dB ~ 55dB (120Hz ~ 10kHz)EnableOver Current, Over Temperature-40°C ~ 125°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
LM117K
 STMicroelectronics IC Regulators LINEAR POS ADJ 1.5A TO3 ObsoletePositiveAdjustable140V1.25V37V
-
1.5A
-
-
80dB ~ 65dB (120Hz)
-
Over Current, Over Temperature-55°C ~ 150°CThrough HoleTO-204AA, TO-3TO-3
LM123K
 STMicroelectronics IC Regulators LINEAR 5V 3A TO3 ObsoletePositiveFixed120V5V
-
-
3A
-
-
-
-
Over Current, Over Temperature-55°C ~ 150°CThrough HoleTO-204AA, TO-3TO-3
LM137K
 STMicroelectronics IC Regulators LINEAR NEG ADJ 1.5A TO3 ObsoleteNegativeAdjustable140V-1.2V-37V
-
1.5A
-
-
77dB ~ 60dB (120Hz)
-
Over Current, Over Temperature-55°C ~ 150°CThrough HoleTO-204AA, TO-3TO-3
LM138K
 STMicroelectronics IC Regulators LINEAR POS ADJ 5A TO3 ObsoletePositiveAdjustable135V1.2V32V
-
5A
-
-
75dB ~ 60dB (120Hz)
-
Over Current, Over Temperature-55°C ~ 150°CThrough HoleTO-204AA, TO-3TO-3
LM150K
 STMicroelectronics IC Regulators LINEAR POS ADJ 3A TO3 ObsoletePositiveAdjustable135V1.2V25V
-
3A
-
-
86dB ~ 65dB (120Hz)
-
Over Current, Over Temperature-55°C ~ 150°CThrough HoleTO-204AA, TO-3TO-3
LM217D2T
 STMicroelectronics IC Regulators LINEAR POS ADJ 1.5A D2PAK ObsoletePositiveAdjustable140V1.2V37V
-
1.5A
-
-
80dB ~ 65dB (120Hz)
-
Over Current, Over Temperature-25°C ~ 150°CSurface MountTO-263-3, D²Pak (2 Leads + Tab), TO-263ABD2PAK
LM217LD
 STMicroelectronics IC Regulators LINEAR POS ADJ 100MA 8SO ObsoletePositiveAdjustable140V1.2V37V
-
100mA
-
-
80dB ~ 65dB (120Hz)
-
Over Temperature, Short Circuit-40°C ~ 125°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
LM217LZ
 STMicroelectronics IC Regulators LIN POS ADJ 100MA TO92-3 ObsoletePositiveAdjustable140V1.2V37V
-
100mA
-
-
80dB ~ 65dB (120Hz)
-
Over Temperature, Short Circuit-40°C ~ 125°CThrough HoleTO-226-3, TO-92-3 (TO-226AA)TO-92-3
LM217LZ-AP
 STMicroelectronics IC Regulators LIN POS ADJ 100MA TO92-3 ObsoletePositiveAdjustable140V1.2V37V
-
100mA
-
-
80dB ~ 65dB (120Hz)
-
Over Temperature, Short Circuit-40°C ~ 125°CThrough HoleTO-226-3, TO-92-3 (TO-226AA)TO-92-3
LM217MDT
 STMicroelectronics IC Regulators LINEAR POS ADJ 500MA DPAK ObsoletePositiveAdjustable140V1.2V37V
-
500mA
-
-
80dB ~ 65dB (120Hz)
-
Over Temperature, Short Circuit-40°C ~ 125°CSurface MountTO-252-3, DPak (2 Leads + Tab), SC-63DPAK
LM217MT
 STMicroelectronics IC Regulators LIN POS ADJ 500MA TO220AB ObsoletePositiveAdjustable140V1.2V37V
-
500mA
-
-
80dB ~ 65dB (120Hz)
-
Over Temperature, Short Circuit-40°C ~ 125°CThrough HoleTO-220-3TO-220AB
LM237K
 STMicroelectronics IC Regulators LINEAR NEG ADJ 1.5A TO3 ObsoleteNegativeAdjustable140V-1.2V-37V
-
1.5A
-
-
77dB ~ 60dB (120Hz)
-
Over Temperature, Short Circuit-25°C ~ 125°CThrough HoleTO-204AA, TO-3TO-3
LM237SP
 STMicroelectronics IC Regulators LIN NEG ADJ 1.5A TO220AB ObsoleteNegativeAdjustable140V-1.2V-37V
-
1.5A
-
-
77dB ~ 60dB (120Hz)
-
Over Temperature, Short Circuit-25°C ~ 125°CThrough HoleTO-220-3TO-220AB
LM238K
 STMicroelectronics IC Regulators LINEAR POS ADJ 5A TO3 ObsoletePositiveAdjustable135V1.2V32V
-
5A
-
-
75dB ~ 60dB (120Hz)
-
Over Current, Over Temperature-25°C ~ 150°CThrough HoleTO-204AA, TO-3TO-3
LM250K
 STMicroelectronics IC Regulators LINEAR POS ADJ 3A TO3 ObsoletePositiveAdjustable135V1.2V25V
-
3A
-
-
86dB ~ 65dB (120Hz)
-
Over Current, Over Temperature-25°C ~ 150°CThrough HoleTO-204AA, TO-3TO-3
LM2931AD50
 STMicroelectronics IC Regulators LINEAR 5V 100MA 8SO ObsoletePositiveFixed126V5V
-
0.6V @ 100mA100mA
-
-
75dB (120Hz)
-
Current Limit, Thermal Shutdown-40°C ~ 125°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
LM2931AZ50
 STMicroelectronics IC Regulators LINEAR 5V 100MA TO92-3 ObsoletePositiveFixed126V5V
-
0.6V @ 100mA100mA
-
-
75dB (120Hz)
-
Current Limit, Thermal Shutdown-40°C ~ 125°CThrough HoleTO-226-3, TO-92-3 (TO-226AA)TO-92-3
LM2931AZ50AP
 STMicroelectronics IC Regulators LINEAR 5V 100MA TO92-3 ObsoletePositiveFixed126V5V
-
0.6V @ 100mA100mA
-
-
75dB (120Hz)
-
Current Limit, Thermal Shutdown-40°C ~ 125°CThrough HoleTO-226-3, TO-92-3 (TO-226AA) (Formed Leads)TO-92-3
LM2931BDT50
 STMicroelectronics IC Regulators LINEAR 5V 100MA DPAK ObsoletePositiveFixed126V5V
-
0.6V @ 100mA100mA
-
-
75dB (120Hz)
-
Over Current, Over Temperature-40°C ~ 125°CSurface MountTO-252-3, DPak (2 Leads + Tab), SC-63DPAK
LM2931BZ50
 STMicroelectronics IC Regulators LINEAR 5V 100MA TO92-3 ObsoletePositiveFixed126V5V
-
0.6V @ 100mA100mA
-
-
75dB (120Hz)
-
Over Current, Over Temperature-40°C ~ 125°CThrough HoleTO-226-3, TO-92-3 (TO-226AA)TO-92-3
LM317K
 STMicroelectronics IC Regulators LINEAR POS ADJ 1.5A TO3 ObsoletePositiveAdjustable140V1.2V37V
-
1.5A
-
-
80dB ~ 65dB (120Hz)
-
Over Current, Over Temperature0°C ~ 125°CThrough HoleTO-204AA, TO-3TO-3
LM317LD
 STMicroelectronics IC Regulators LINEAR POS ADJ 100MA 8SO ObsoletePositiveAdjustable140V1.2V37V
-
100mA
-
-
80dB ~ 65dB (120Hz)
-
Over Temperature, Short Circuit0°C ~ 125°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
LM317MDT
 STMicroelectronics IC Regulators LINEAR POS ADJ 500MA DPAK ObsoletePositiveAdjustable140V1.2V37V
-
500mA
-
-
80dB ~ 65dB (120Hz)
-
Over Temperature, Short Circuit0°C ~ 125°C (TJ)Surface MountTO-252-3, DPak (2 Leads + Tab), SC-63DPAK
LM317MT
 STMicroelectronics IC Regulators LIN POS ADJ 500MA TO220AB ObsoletePositiveAdjustable140V1.2V37V
-
500mA
-
-
80dB ~ 65dB (120Hz)
-
Over Temperature, Short Circuit0°C ~ 125°C (TJ)Through HoleTO-220-3TO-220AB
LM323T
 STMicroelectronics IC Regulators LINEAR 5V 3A TO220 ObsoletePositiveFixed120V5V
-
-
3A
-
-
-
-
Over Current, Over Temperature0°C ~ 125°CThrough HoleTO-220-3TO-220
LM337K
 STMicroelectronics IC Regulators LINEAR NEG ADJ 1.5A TO3 ObsoleteNegativeAdjustable140V-1.2V-37V
-
1.5A
-
-
77dB ~ 60dB (120Hz)
-
Over Current, Over Temperature0°C ~ 125°CThrough HoleTO-204AA, TO-3TO-3
ST1L04PT
 STMicroelectronics IC Regulators LINEAR POS ADJ 1A PPAK ObsoletePositiveAdjustable110V0.8V9V1V @ 1A1A3mA
-
50dB ~ 20dB (120Hz ~ 100kHz)
-
Over Current, Over Temperature0°C ~ 125°CSurface MountTO-252-5, DPak (4 Leads + Tab), TO-252ADPPAK
ST2L05-3318K5
 STMicroelectronics IC Regulators LIN 1.8V/3.3V 1A/1A 5SPAK ObsoletePositiveFixed27V1.8V, 3.3V
-
1.3V @ 1A, 1.3V @ 1A1A, 1A7mA
-
60dB (120Hz)
-
Over Current, Over Temperature0°C ~ 125°CSurface MountSPak-5 (5 leads + Tab)5-SPAK
ST2L05R3318K5
 STMicroelectronics IC Regulators LIN 1.8V/3.3V 1A/1A 5SPAK ObsoletePositiveFixed27V1.8V, 3.3V
-
1.3V @ 1A, 1.3V @ 1A1A, 1A7mA
-
60dB (120Hz)
-
Over Current, Over Temperature0°C ~ 125°CSurface MountSPak-5 (5 leads + Tab)5-SPAK
LM2931BV50
 STMicroelectronics IC Regulators LINEAR 5V 100MA TO220AB ObsoletePositiveFixed126V5V
-
0.6V @ 100mA100mA
-
-
75dB (120Hz)
-
Over Current, Over Temperature-40°C ~ 125°CThrough HoleTO-220-3TO-220AB
L4957AD1.5
 STMicroelectronics IC Regulators LINEAR 1.5V 5A D2PAK ObsoletePositiveFixed114V1.5V
-
-
5A2mA
-
75dB (120Hz)
-
Over Temperature, Short Circuit0°C ~ 125°CSurface MountTO-263-3, D²Pak (2 Leads + Tab), TO-263ABD2PAK
L4957AD1.8
 STMicroelectronics IC Regulators LINEAR 1.8V 5A D2PAK ObsoletePositiveFixed114V1.8V
-
-
5A2mA
-
75dB (120Hz)
-
Over Temperature, Short Circuit0°C ~ 125°CSurface MountTO-263-3, D²Pak (2 Leads + Tab), TO-263ABD2PAK
LE30CZ-TR
 STMicroelectronics IC Regulators LINEAR 3V 100MA TO92-3 ObsoletePositiveFixed118V3V
-
0.5V @ 100mA100mA1mA3mA81dB ~ 60db (120Hz ~ 10kHz)
-
Over Current, Over Temperature-40°C ~ 125°CThrough HoleTO-226-3, TO-92-3 (TO-226AA) (Formed Leads)TO-92-3
L78L05ABD
 STMicroelectronics IC Regulators LINEAR 5V 100MA 8SO ObsoletePositiveFixed130V5V
-
-
100mA5.5mA6mA49dB (120Hz)
-
Over Current, Over Temperature, Short Circuit-40°C ~ 125°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
L78L05CD
 STMicroelectronics IC Regulators LINEAR 5V 100MA 8SO ObsoletePositiveFixed130V5V
-
-
100mA5.5mA6mA49dB (120Hz)
-
Over Current, Over Temperature, Short Circuit0°C ~ 125°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
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