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
Richtek USA Inc. IC Regulators LINEAR POS ADJ 2A 8SOP ActivePositiveAdjustable (Fixed)15.5V0.8V (2.5V)5.5V0.3V @ 2A2A1.2mA
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Enable, Power GoodOver Current, Over Temperature-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width) Exposed Pad8-SOP-EP
Richtek USA Inc. IC Regulators LINEAR POS ADJ 2A 8SOP ActivePositiveAdjustable (Fixed)15.5V0.8V (2.5V)5.5V0.3V @ 2A2A1.2mA
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Enable, Power GoodOver Current, Over Temperature-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width) Exposed Pad8-SOP-EP
Richtek USA Inc. IC Regulators LINEAR 1V 150MA SC70-5 ActivePositiveFixed15.5V1V
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150mA50µA
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67dB ~ 40dB (1kHz ~ 100kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface Mount5-TSSOP, SC-70-5, SOT-353SC-70-5
Richtek USA Inc. IC Regulators LINEAR 1.2V 150MA 6WDFN ActivePositiveFixed15.5V1.2V
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150mA50µA
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67dB ~ 40dB (1kHz ~ 100kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface Mount6-WFDFN Exposed Pad6-WDFN (1.6x1.6)
Richtek USA Inc. IC Regulators LINEAR 1.3V 150MA SC70-5 ActivePositiveFixed15.5V1.3V
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150mA50µA
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67dB ~ 40dB (1kHz ~ 100kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface Mount5-TSSOP, SC-70-5, SOT-353SC-70-5
Richtek USA Inc. IC Regulators LINEAR 1.8V 150MA 6WDFN ActivePositiveFixed15.5V1.8V
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0.2V @ 150mA150mA50µA
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67dB ~ 40dB (1kHz ~ 100kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface Mount6-WFDFN Exposed Pad6-WDFN (1.6x1.6)
Richtek USA Inc. IC Regulators LINEAR 2.5V 150MA SC70-5 ActivePositiveFixed15.5V2.5V
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0.15V @ 150mA150mA50µA
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67dB ~ 40dB (1kHz ~ 100kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface Mount5-TSSOP, SC-70-5, SOT-353SC-70-5
Richtek USA Inc. IC Regulators LINEAR 3.3V 150MA 6WDFN ActivePositiveFixed15.5V3.3V
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0.15V @ 150mA150mA50µA
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67dB ~ 40dB (1kHz ~ 100kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface Mount6-WFDFN Exposed Pad6-WDFN (1.6x1.6)
Richtek USA Inc. IC Regulators LINEAR 3.3V 150MA SC70-5 ActivePositiveFixed15.5V3.3V
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0.15V @ 150mA150mA50µA
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67dB ~ 40dB (1kHz ~ 100kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface Mount5-TSSOP, SC-70-5, SOT-353SC-70-5
Richtek USA Inc. IC Regulators LINEAR 1.5V 300MA SOT23-5 ActivePositiveFixed15.5V1.5V
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0.4V @ 300mA300mA50µA
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67dB ~ 40dB (1kHz ~ 100kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface MountSC-74A, SOT-753SOT-23-5
Richtek USA Inc. IC Regulators LINEAR 1.2V/1.8V 8WQFN ActivePositiveProgrammable25.5V1.2V, 1.8V3.3V, 3.3V0.5V @ 300mA, 0.5V @ 300mA300mA, 300mA80µA
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65dB ~ 50dB (100Hz ~ 10kHz)EnableOver Current, Over Temperature, Short Circuit-40°C ~ 85°CSurface Mount8-WFQFN8-WQFN (1.6x1.6)
Richtek USA Inc. IC Regulators LINEAR 1.8V/2.7V 8WDFN ActivePositiveProgrammable25.5V1.8V, 2.7V3.3V, 3.3V0.5V @ 300mA, 0.5V @ 300mA300mA, 300mA80µA
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65dB ~ 50dB (100Hz ~ 10kHz)EnableOver Current, Over Temperature, Short Circuit-40°C ~ 85°CSurface Mount8-WFDFN Exposed Pad8-WDFN (2x2)
Richtek USA Inc. IC Regulators LINEAR POS ADJ 3A 20WQFN ActivePositiveAdjustable (Fixed)15.5V0.8V (1.8V)5.5V0.4V @ 3A3A1.2mA
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Enable, Power GoodOver Current, Over Temperature-40°C ~ 85°CSurface Mount20-WFQFN Exposed Pad20-WQFN (4x4)
Richtek USA Inc. IC Regulators LIN POS ADJ 500MA 8WDFN ActivePositiveAdjustable (Fixed)15.5V0.8V (1.2V)2.5V0.5V @ 500mA500mA250µA
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Enable, Power GoodCurrent Limit, Thermal Shutdown-40°C ~ 85°C (TA)Surface Mount8-WFDFN Exposed Pad8-WDFN (2x2)
Richtek USA Inc. IC Regulators LIN POS ADJ 400MA SOT23-5 ActivePositiveAdjustable15.5V1.2V5V0.35V @ 400mA400mA50µA
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67dB ~ 56dB (1kHz ~ 10kHz)EnableOver Current-40°C ~ 85°CSurface MountSC-74A, SOT-753SOT-23-5
Richtek USA Inc. IC Regulators LIN POS ADJ 1A SOT223-5 ObsoletePositiveAdjustable15.5V1.2V5.2V0.2V @ 1A1A600µA800µA55dB ~ 35dB (100Hz ~ 10kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface MountSOT-223-6SOT-223-5
Richtek USA Inc. IC Regulators LIN POS ADJ 400MA SOT23-5 Discontinued at -PositiveAdjustable15.5V0.8V5.15V0.35V @ 400mA400mA50µA
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56dB ~ 35dB (1kHz ~ 10kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface MountSC-74A, SOT-753SOT-23-5
Richtek USA Inc. IC Regulators LIN POS ADJ 400MA 6WDFN ActivePositiveAdjustable15.5V0.8V5.15V0.35V @ 400mA400mA50µA
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56dB ~ 35dB (1kHz ~ 10kHz)EnableOver Current, Over Temperature-40°C ~ 85°CSurface Mount6-WDFN Exposed Pad6-WDFN (2x2)
Richtek USA Inc. IC Regulators LINEAR 1.2V/1.2V 6WLCSP ActivePositiveFixed25.5V1.2V, 1.2V
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0.55V @ 300mA, 0.55V @ 300mA300mA, 300mA58µA
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70dB ~ 38dB (100Hz ~ 300kHz)EnableOver Current, Over Temperature, Short Circuit-40°C ~ 85°CSurface Mount6-UFBGA, WLCSP6-WLCSP (1.2x0.80)
Richtek USA Inc. IC Regulators LINEAR 1.8V/1.8V 6WLCSP ActivePositiveFixed25.5V1.8V, 1.8V
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0.4V @ 300mA, 0.4V @ 300mA300mA, 300mA58µA
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70dB ~ 38dB (100Hz ~ 300kHz)EnableOver Current, Over Temperature, Short Circuit-40°C ~ 85°CSurface Mount6-UFBGA, WLCSP6-WLCSP (1.2x0.80)
Richtek USA Inc. IC Regulators LINEAR 3A 10WDFN ActivePositiveAdjustable15.5V3V5.5V0.45V @ 3A3A1.2mA
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EnableOver Current, Over Temperature-40°C ~ 85°C (TA)Surface Mount10-WFDFN Exposed Pad10-WDFN (3x3)
Richtek USA Inc. IC Regulators LINEAR 3A 8SOP ActivePositiveAdjustable15.5V3V5.5V0.45V @ 3A3A1.2mA
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EnableOver Current, Over Temperature-40°C ~ 85°C (TA)Surface Mount8-SOIC (0.154", 3.90mm Width) Exposed Pad8-SOP-EP
Richtek USA Inc. IC Regulators LINEAR 3.3V 250MA SC70-5 ActivePositiveFixed15.5V3.3V
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0.6V @ 250mA250mA3µA
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75dB (1kHz)EnableOver Current, Over Temperature-40°C ~ 85°C (TA)Surface Mount5-TSSOP, SC-70-5, SOT-353SC-70-5
Richtek USA Inc. IC Regulators LINEAR 1.8V 250MA 4ZQFN ActivePositiveFixed15.5V1.8V
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0.8V @ 250mA250mA3µA
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75dB (1kHz)EnableOver Current, Over Temperature-40°C ~ 85°C (TA)Surface Mount4-XDFN Exposed Pad4-ZQFN (1x1)
Richtek USA Inc. IC Regulators LINEAR 2V 250MA 4ZQFN ActivePositiveFixed15.5V2V
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0.8V @ 250mA250mA3µA
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75dB (1kHz)EnableOver Current, Over Temperature-40°C ~ 85°C (TA)Surface Mount4-XDFN Exposed Pad4-ZQFN (1x1)
Richtek USA Inc. IC Regulators LINEAR 3V 250MA 4ZQFN ActivePositiveFixed15.5V3V
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0.6V @ 250mA250mA3µA
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75dB (1kHz)EnableOver Current, Over Temperature-40°C ~ 85°C (TA)Surface Mount4-XDFN Exposed Pad4-ZQFN (1x1)
Richtek USA Inc. IC Regulators LINEAR 3.3V 250MA 4ZQFN ActivePositiveFixed15.5V3.3V
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0.6V @ 250mA250mA3µA
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75dB (1kHz)EnableOver Current, Over Temperature-40°C ~ 85°C (TA)Surface Mount4-XDFN Exposed Pad4-ZQFN (1x1)
Richtek USA Inc. IC Regulators LINEAR 1.8V 300MA 4ZQFN ActivePositiveFixed15.5V1.8V
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0.42V @ 300mA300mA4µA
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75dB (1kHz)EnableOver Current, Over Temperature-40°C ~ 85°C (TA)Surface Mount4-XDFN Exposed Pad4-ZQFN (1x1)
Richtek USA Inc. IC Regulators LIN 3.3V 300MA TSOT23-5 ActivePositiveFixed15.5V3.3V
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0.22V @ 300mA300mA4µA
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75dB (1kHz)EnableOver Current, Over Temperature-40°C ~ 85°C (TA)Surface MountSOT-23-5 Thin, TSOT-23-5TSOT-23-5
Richtek USA Inc. IC Regulators LIN 3.3V 600MA TSOT23-5 ActivePositiveFixed15.5V3.3V
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0.53V @ 600mA600mA4µA
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75dB (1kHz)EnableOver Current, Over Temperature-40°C ~ 85°C (TA)Surface MountSOT-23-5 Thin, TSOT-23-5TSOT-23-5
Richtek USA Inc. IC Regulators LIN 1.2V 300MA SOT23-3L ActivePositiveFixed15.5V1.2V
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0.23V @ 300mA (Typ)300mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-236-3, SC-59, SOT-23-3SOT-23-3L
Richtek USA Inc. IC Regulators LIN 1.8V 300MA SOT23-3L ActivePositiveFixed15.5V1.8V
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0.23V @ 300mA (Typ)300mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-236-3, SC-59, SOT-23-3SOT-23-3L
Richtek USA Inc. IC Regulators LINEAR 1.8V 300MA SOT23-3 ActivePositiveFixed15.5V1.8V
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0.23V @ 300mA (Typ)300mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-236-3, SC-59, SOT-23-3SOT-23-3
Richtek USA Inc. IC Regulators LIN 2.5V 300MA SOT23-3L ActivePositiveFixed15.5V2.5V
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0.23V @ 300mA (Typ)300mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-236-3, SC-59, SOT-23-3SOT-23-3L
Richtek USA Inc. IC Regulators LIN 2.8V 300MA SOT23-3L ActivePositiveFixed15.5V2.8V
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0.23V @ 300mA (Typ)300mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-236-3, SC-59, SOT-23-3SOT-23-3L
Richtek USA Inc. IC Regulators LIN 3.3V 300MA SOT23-3L ActivePositiveFixed15.5V3.3V
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0.23V @ 300mA (Typ)300mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-236-3, SC-59, SOT-23-3SOT-23-3L
Richtek USA Inc. IC Regulators LINEAR 1.2V 600MA SOT89-3 ActivePositiveFixed15.5V1.2V
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0.58V @ 600mA (Typ)600mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-243AASOT-89-3
Richtek USA Inc. IC Regulators LINEAR 1.5V 600MA SOT89-3 ActivePositiveFixed15.5V1.5V
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0.58V @ 600mA (Typ)600mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-243AASOT-89-3
Richtek USA Inc. IC Regulators LINEAR 1.8V 600MA SOT89-3 ActivePositiveFixed15.5V1.8V
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0.58V @ 600mA (Typ)600mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-243AASOT-89-3
Richtek USA Inc. IC Regulators LINEAR 2.5V 600MA SOT89-3 ActivePositiveFixed15.5V2.5V
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0.58V @ 600mA (Typ)600mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-243AASOT-89-3
Richtek USA Inc. IC Regulators LINEAR 3.3V 600MA SOT223 ActivePositiveFixed15.5V3.3V
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0.58V @ 600mA (Typ)600mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-261-4, TO-261AASOT-223
Richtek USA Inc. IC Regulators LINEAR 3.3V 600MA SOT223 ActivePositiveFixed15.5V3.3V
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0.58V @ 600mA (Typ)600mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-261-4, TO-261AASOT-223
Richtek USA Inc. IC Regulators LINEAR 3.3V 600MA SOT89-3 ActivePositiveFixed15.5V3.3V
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0.58V @ 600mA (Typ)600mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-243AASOT-89-3
Richtek USA Inc. IC Regulators LINEAR 3.3V 600MA SOT89-3 ActivePositiveFixed15.5V3.3V
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0.58V @ 600mA (Typ)600mA300µA
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55dB (1kHz)
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Over Current, Over Temperature-40°C ~ 85°C (TA)Surface MountTO-243AASOT-89-3
Richtek USA Inc. IC Regulators LINEAR 1.5V 3A TO263-3 ActivePositiveFixed15.5V1.5V
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0.7V @ 3A3A3mA
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Over Current, Over Temperature-40°C ~ 125°CSurface MountTO-263-4, D²Pak (3 Leads + Tab), TO-263AATO-263-3
Richtek USA Inc. IC Regulators LINEAR 1.8V 3A TO263-3 ActivePositiveFixed15.5V1.8V
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0.7V @ 3A3A3mA
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Over Current, Over Temperature-40°C ~ 125°CSurface MountTO-263-4, D²Pak (3 Leads + Tab), TO-263AATO-263-3
Richtek USA Inc. IC Regulators LINEAR 2.5V 3A TO263-3 ActivePositiveFixed15.5V2.5V
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0.7V @ 3A3A3mA
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Over Current, Over Temperature-40°C ~ 125°CSurface MountTO-263-4, D²Pak (3 Leads + Tab), TO-263AATO-263-3
Richtek USA Inc. IC Regulators LINEAR POS ADJ 500MA 8SOP ActivePositiveAdjustable15.5V1.175V4.5V0.4V @ 500mA500mA150µA
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EnableOver Current, Over Temperature-40°C ~ 125°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOP
Richtek USA Inc. IC Regulators LIN POS ADJ 300MA SOT23-5 ActivePositiveAdjustable15.5V1.175V4.5V0.3V @ 300mA300mA150µA
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EnableOver Current, Over Temperature-40°C ~ 125°CSurface MountSC-74A, SOT-753SOT-23-5
Richtek USA Inc. IC Regulators LINEAR 1.2V 1.5A SOT223F ActivePositiveFixed15.5V1.2V
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0.5V @ 1.5A1.5A500µA
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Over Current, Over Temperature-40°C ~ 125°CSurface MountTO-261-4, TO-261AASOT-223F