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Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

Browse available Voltage Regulators - Linear, Low Drop Out (LDO) Regulators part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Output Configuration Output Type Number of Regulators Voltage - Input (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Voltage Dropout (Max) Current - Output Current - Quiescent (Iq) Current - Supply (Max) PSRR Control Features Protection Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package
RT9041E-18GQW Richtek USA Inc.

RT9041E-18GQW

IC REG LIN POS ADJ 500MA 8WDFN

Richtek USA Inc.

1,534 -
Datasheet - 8-WFDFN Exposed Pad Tape & Reel (TR) Active Positive Adjustable (Fixed) 1 5.5V 0.8V (1.8V) 2.5V 0.5V @ 500mA 500mA 250 µA - - Enable, Power Good Current Limit, Thermal Shutdown -40°C ~ 85°C (TA) - - Surface Mount 8-WDFN (2x2)
RT9050-33GB Richtek USA Inc.

RT9050-33GB

IC REG LINEAR 3.3V 300MA SOT23-5

Richtek USA Inc.

1,633 -
Datasheet - SC-74A, SOT-753 Tape & Reel (TR) Active Positive Fixed 1 5.5V 3.3V - 0.24V @ 300mA 300mA 50 µA - 50dB (10kHz) Enable Over Current, Over Temperature -40°C ~ 85°C - - Surface Mount SOT-23-5
RT9161-15GX Richtek USA Inc.

RT9161-15GX

IC REG LINEAR 1.5V 300MA SOT89-3

Richtek USA Inc.

2,563 -
Datasheet - TO-243AA Tape & Reel (TR) Active Positive Fixed 1 12V 1.5V - 0.6V @ 300mA 300mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-89-3
RT9161-25GV Richtek USA Inc.

RT9161-25GV

IC REG LINEAR 2.5V 300MA SOT23-3

Richtek USA Inc.

2,917 -
Datasheet - TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Active Positive Fixed 1 12V 2.5V - 0.6V @ 300mA 300mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-3
RT9161-25GX Richtek USA Inc.

RT9161-25GX

IC REG LINEAR 2.5V 300MA SOT89-3

Richtek USA Inc.

1,896 -
Datasheet - TO-243AA Tape & Reel (TR) Active Positive Fixed 1 12V 2.5V - 0.6V @ 300mA 300mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-89-3
RT9161-33GX Richtek USA Inc.

RT9161-33GX

IC REG LINEAR 3.3V 300MA SOT89-3

Richtek USA Inc.

3,728 -
Datasheet - TO-243AA Tape & Reel (TR) Active Positive Fixed 1 12V 3.3V - 0.6V @ 300mA 300mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-89-3
RT9161-45GV Richtek USA Inc.

RT9161-45GV

IC REG LINEAR 4.5V 300MA SOT23-3

Richtek USA Inc.

3,954 -
Datasheet - TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Active Positive Fixed 1 12V 4.5V - 0.6V @ 300mA 300mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-3
RT9161-50GX Richtek USA Inc.

RT9161-50GX

IC REG LINEAR 5V 300MA SOT89-3

Richtek USA Inc.

3,586 -
Datasheet - TO-243AA Tape & Reel (TR) Active Positive Fixed 1 12V 5V - 0.6V @ 300mA 300mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-89-3
RT9161A-28GV Richtek USA Inc.

RT9161A-28GV

IC REG LINEAR 2.8V 500MA SOT23-3

Richtek USA Inc.

1,068 -
Datasheet - TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Active Positive Fixed 1 12V 2.8V - 1V @ 500mA 500mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-3
RT9161A-33GG Richtek USA Inc.

RT9161A-33GG

IC REG LINEAR 3.3V 500MA SOT223

Richtek USA Inc.

1,583 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Active Positive Fixed 1 12V 3.3V - 1V @ 500mA 500mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-223
RT9161A-33GX Richtek USA Inc.

RT9161A-33GX

IC REG LINEAR 3.3V 500MA SOT89-3

Richtek USA Inc.

3,714 -
Datasheet - TO-243AA Tape & Reel (TR) Active Positive Fixed 1 12V 3.3V - 1V @ 500mA 500mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-89-3
RT9161A-50GG Richtek USA Inc.

RT9161A-50GG

IC REG LINEAR 5V 500MA SOT223

Richtek USA Inc.

4,818 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Active Positive Fixed 1 12V 5V - 1V @ 500mA 500mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-223
RT9161A-50GX Richtek USA Inc.

RT9161A-50GX

IC REG LINEAR 5V 500MA SOT89-3

Richtek USA Inc.

3,950 -
Datasheet - TO-243AA Tape & Reel (TR) Active Positive Fixed 1 12V 5V - 1V @ 500mA 500mA - - - - Over Current, Over Temperature -40°C ~ 125°C (TJ) - - Surface Mount SOT-89-3
RT9162-33GX Richtek USA Inc.

RT9162-33GX

IC REG LINEAR 3.3V 300MA SOT89-3

Richtek USA Inc.

4,296 -
Datasheet - TO-243AA Tape & Reel (TR) Active Positive Fixed 1 15V 3.3V - - 300mA 8 mA - - - Over Current, Over Temperature -40°C ~ 125°C - - Surface Mount SOT-89-3
RT9163-33GG Richtek USA Inc.

RT9163-33GG

IC REG LINEAR 3.3V 500MA SOT223

Richtek USA Inc.

4,630 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Active Positive Fixed 1 15V 3.3V - - 500mA 8 mA - - - Over Current, Over Temperature -40°C ~ 125°C - - Surface Mount SOT-223
RT9163-33GGT Richtek USA Inc.

RT9163-33GGT

IC REG LINEAR 3.3V 500MA SOT223

Richtek USA Inc.

1,264 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Active Positive Fixed 1 15V 3.3V - - 500mA 8 mA - - - Over Current, Over Temperature -40°C ~ 125°C - - Surface Mount SOT-223
RT9163-50GG Richtek USA Inc.

RT9163-50GG

IC REG LINEAR 5V 500MA SOT223

Richtek USA Inc.

3,431 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Active Positive Fixed 1 15V 5V - - 500mA 8 mA - - - Over Current, Over Temperature -40°C ~ 125°C - - Surface Mount SOT-223
RT9163-50GL Richtek USA Inc.

RT9163-50GL

IC REG LINEAR 5V 500MA SOT223

Richtek USA Inc.

4,364 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Active Positive Fixed 1 15V 5V - - 500mA 8 mA - - - Over Current, Over Temperature -40°C ~ 125°C - - Surface Mount SOT-223
RT9164A-15GG Richtek USA Inc.

RT9164A-15GG

IC REG LINEAR 1.5V 1A SOT223

Richtek USA Inc.

2,526 -
Datasheet - TO-261-4, TO-261AA Tape & Reel (TR) Active Positive Fixed 1 14V 1.5V - 1.4V @ 1A 1A 10 mA - 72dB (120Hz) - Over Current, Over Temperature -40°C ~ 125°C - - Surface Mount SOT-223
RT9164A-15GL Richtek USA Inc.

RT9164A-15GL

IC REG LINEAR 1.5V 1A TO252-3

Richtek USA Inc.

2,540 -
Datasheet - TO-252-3, DPAK (2 Leads + Tab), SC-63 Tape & Reel (TR) Obsolete Positive Fixed 1 14V 1.5V - 1.4V @ 1A 1A 10 mA - 72dB (120Hz) - Over Current, Over Temperature -40°C ~ 125°C - - Surface Mount TO-252-3
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Voltage Regulators - Linear, Low Drop Out (LDO) Regulators FAQ

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Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

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Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

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Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

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Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.