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Voltage Regulators - DC DC Switching Regulators

Manufacturer Series Package/Case Packaging Part Status Function Output Configuration Output Type Number of Outputs Voltage - Input (Min) Topology Voltage - Input (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Current - Output Frequency - Switching Qualification Synchronous Rectifier Grade Operating Temperature Mounting Style Supplier Device 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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Part Status Function Output Configuration Output Type Number of Outputs Voltage - Input (Min) Topology Voltage - Input (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Current - Output Frequency - Switching Qualification Synchronous Rectifier Grade Operating Temperature Mounting Style Supplier Device Package
RT7285CGJ6

RT7285CGJ6

IC REG BUCK ADJ 1.5A TSOT23-6

Richtek USA Inc.

2,189
RT7285CGJ6

Datasheet

ACOT™ SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.3V Buck 18V 0.6V 8V 1.5A 500kHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-6
PAM2320BECADJR

PAM2320BECADJR

IC REG BUCK ADJ 3A 8SO

Diodes Incorporated

23,327
PAM2320BECADJR

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.6V 5.5V 3A 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SO-EP
PAM2305AABADJ

PAM2305AABADJ

IC REG BUCK ADJ 1A TSOT25

Diodes Incorporated

7,635
PAM2305AABADJ

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 1A 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-25
TPS54228DDAR

TPS54228DDAR

IC REG BUCK ADJ 2A 8SOPWR

Texas Instruments

4,553
TPS54228DDAR

Datasheet

D-CAP2™, Eco-Mode™ 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.76V 7V 2A 700kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SO PowerPad
RT5753AHGQWA

RT5753AHGQWA

IC REG BUCK ADJ 3A 8WDFN

Richtek USA Inc.

3,907
RT5753AHGQWA

Datasheet

ACOT™ 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 3A 1.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-WDFN-SL (2x2)
RT8097AHGB

RT8097AHGB

IC REG BUCK ADJ 2A SOT23-5

Richtek USA Inc.

3,164
RT8097AHGB

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 6V 0.6V 3.4V 2A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-23-5
TPS62239DRYR

TPS62239DRYR

IC REG BUCK 1V 500MA 6SON

Texas Instruments

4,115
TPS62239DRYR

Datasheet

- 6-UFDFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.05V Buck 6V 1V - 500mA 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-SON (1.45x1)
AOZ2261AQI-18

AOZ2261AQI-18

IC REG BUCK ADJ 8A 23QFNB

Alpha & Omega Semiconductor Inc.

32,324
AOZ2261AQI-18

Datasheet

EZBuck™ 23-PowerTFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 28V 0.8V 23.8V 8A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 23-QFNB (4x4)
TPS613226ADBVT

TPS613226ADBVT

IC REG BOOST 3.6V 1.6A SOT23-5

Texas Instruments

7,335
TPS613226ADBVT

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Up Positive Fixed 1 0.9V Boost 5.5V 3.6V - 1.6A (Switch) 500kHz ~ 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
MIC23030-GYMT-TR

MIC23030-GYMT-TR

IC REG BUCK 1.8V 400MA 6TMLF

Microchip Technology

14,071
MIC23030-GYMT-TR

Datasheet

HyperLight Load® 6-UFDFN Exposed Pad, 6-TMLF® Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.7V Buck 5.5V 1.8V - 400mA 8MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-TMLF® (1.6x1.6)
PAM2305CGFADJ

PAM2305CGFADJ

IC REG BUCK ADJ 1A 6DFN

Diodes Incorporated

12,903
PAM2305CGFADJ

Datasheet

- 6-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 1A 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-DFN (2x2)
MIC23031-CYMT-TR

MIC23031-CYMT-TR

IC REG BUCK 1V 400MA 6TMLF

Microchip Technology

5,000
MIC23031-CYMT-TR

Datasheet

HyperLight Load® 6-UFDFN Exposed Pad, 6-TMLF® Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.7V Buck 5.5V 1V - 400mA 4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-TMLF® (1.6x1.6)
ST1S12G18R

ST1S12G18R

IC REG BUCK 1.8V 700MA TSOT23-5

STMicroelectronics

13,718
ST1S12G18R

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.5V Buck 5.5V 1.8V - 700mA 1.7MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-5
TPS61072DDCR

TPS61072DDCR

IC REG BOOST ADJ 500MA SOT23

Texas Instruments

11,537
TPS61072DDCR

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.9V Boost 5.5V 1.8V 5.5V 500mA (Switch) 600kHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-23-THIN
TPS61073DDCR

TPS61073DDCR

IC REG BOOST ADJ 500MA SOT23

Texas Instruments

7,105
TPS61073DDCR

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.3V Boost 5.5V 2.3V 5.5V 500mA (Switch) 1.2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-23-THIN
AOZ2263AQI-15

AOZ2263AQI-15

IC REG BUCK ADJ 12A 22QFN

Alpha & Omega Semiconductor Inc.

27,523
AOZ2263AQI-15

Datasheet

EZBuck™ 22-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 28V 0.8V 23.8V 12A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 22-QFN (4x4)
RT6252BHGJ6F

RT6252BHGJ6F

IC REG BUCK ADJ 2A TSOT23-6

Richtek USA Inc.

965
RT6252BHGJ6F

Datasheet

ACOT™ SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.765V 7V 2A 580kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-6 (FC)
RT6252AHGJ6F

RT6252AHGJ6F

IC REG BUCK ADJ 2A TSOT23-6

Richtek USA Inc.

294
RT6252AHGJ6F

Datasheet

ACOT™ SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.765V 7V 2A 580kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-6
TPS54227DRCR

TPS54227DRCR

IC REG BUCK ADJ 2A 10VSON

Texas Instruments

9,747
TPS54227DRCR

Datasheet

D-CAP2™ 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.76V 7V 2A 700kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
RT8258GE

RT8258GE

IC REG BUCK ADJ 1.2A SOT23-6

Richtek USA Inc.

1,886
RT8258GE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 24V 0.8V 15V 1.2A 700kHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
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Voltage Regulators - DC-DC Switching Regulators Overview

DC-DC Switching Regulators, also known as DC-DC converters, are essential components in modern power management systems. Unlike linear regulators that dissipate excess energy as heat, switching regulators use high-frequency switching elements and energy storage components (inductors, capacitors) to efficiently step up, step down, or invert voltage levels. This design enables conversion efficiency levels of 80–95% or higher, making them indispensable for portable electronics, industrial automation, automotive systems, and communication equipment.

Key Advantages

High Efficiency: By minimizing energy loss, DC-DC switching regulators extend battery life in mobile devices and reduce overall power consumption in embedded systems.
Flexibility: Available in buck (step-down), boost (step-up), buck-boost, and inverting topologies, they provide engineers with versatile solutions for a wide range of voltage conversion needs.
Compact Size: With the integration of control circuitry and optimized packaging, regulators are now available in ultra-small footprints such as QFN and TSSOP, enabling compact PCB designs.
Thermal Performance: Efficient energy transfer reduces heat generation, which is critical in high-density boards and automotive ECUs.

Typical Applications

Consumer Electronics: Smartphones, tablets, wearables, and gaming devices rely on DC-DC converters for stable operation of processors, memory, and RF modules.
Industrial Equipment: Used in factory automation, robotics, and sensor networks where stable power is critical.
Automotive Systems: Powertrain control modules, infotainment units, and ADAS (Advanced Driver Assistance Systems) require efficient DC-DC conversion to meet stringent performance and reliability standards.
Telecommunication & Networking: Routers, base stations, and IoT gateways integrate switching regulators to ensure consistent power delivery under variable loads.

Features to Consider

When selecting a DC-DC switching regulator, engineers should evaluate:
Input voltage range and output voltage accuracy
Maximum output current capability
Efficiency curves under various load conditions
Switching frequency and EMI performance
Package type and thermal dissipation
Compliance with RoHS/REACH and automotive AEC-Q100 standards

Inventory and Availability

At OEMSTOCK.COM, we maintain a broad selection of Voltage Regulators – DC-DC Switching Regulators from leading manufacturers such as Texas Instruments, Analog Devices, Nuvoton, and Nisshinbo Micro Devices. Products are available in multiple packages and stocked in significant quantities to support both prototype development and large-scale production. Our global sourcing network ensures competitive pricing and reliable lead times, while our RFQ system allows engineers and procurement teams to request customized quotations instantly.
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