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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
LMR54410FDBVR

LMR54410FDBVR

IC REG BUCK ADJ 1A SOT23-6

Texas Instruments

5,368
LMR54410FDBVR

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 36V 0.8V 28V 1A 1.1MHz - Yes - -40°C ~ 125°C Surface Mount SOT-23-6
LMR54410DBVR

LMR54410DBVR

IC REG BUCK ADJ 1A SOT23-6

Texas Instruments

4,428
LMR54410DBVR

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 36V 0.8V 28V 1A 1.1MHz - Yes - -40°C ~ 125°C Surface Mount SOT-23-6
TC7660EOA713

TC7660EOA713

IC REG CHARG PUMP INV 20MA 8SOIC

Microchip Technology

2,252
TC7660EOA713

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Ratiometric Positive or Negative Fixed 1 1.5V Charge Pump 10V -Vin, 2Vin - 20mA 10kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SOIC
TPS61220DCKR

TPS61220DCKR

IC REG BOOST ADJ 200MA SC70-6

Texas Instruments

13,456
TPS61220DCKR

Datasheet

- 6-TSSOP, SC-88, SOT-363 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.7V Boost 5.5V 1.8V 6V 200mA (Switch) Up to 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SC-70-6
TPS61222DCKR

TPS61222DCKR

IC REG BOOST 5V 200MA SC70-6

Texas Instruments

4,778
TPS61222DCKR

Datasheet

- 6-TSSOP, SC-88, SOT-363 Tape & Reel (TR) Active Step-Up Positive Fixed 1 0.7V Boost 5.5V 5V - 200mA (Switch) Up to 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SC-70-6
TLV61046ADBVR

TLV61046ADBVR

IC REG BOOST ADJ 980MA SOT23-6

Texas Instruments

52,124
TLV61046ADBVR

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V 3.3V 28V 980mA (Switch) 1.05MHz - - - -40°C ~ 125°C (TJ) Surface Mount SOT-23-6
TPS61046YFFR

TPS61046YFFR

IC REG BOOST ADJ 1.2A 6DSBGA

Texas Instruments

48,966
TPS61046YFFR

Datasheet

- 6-UFBGA, DSBGA Tape & Reel (TR) Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V 4.5V 28V 1.2A 1.05MHz - No - -40°C ~ 125°C (TJ) Surface Mount 6-DSBGA
AP64060QWU-7

AP64060QWU-7

IC REG BUCK ADJ 600MA TSOT26

Diodes Incorporated

11,487
AP64060QWU-7

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 40V 0.8V 26V 600mA 2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount TSOT-26
TPS61240DRVR

TPS61240DRVR

IC REG BOOST 5V 500MA 6WSON

Texas Instruments

7,732
TPS61240DRVR

Datasheet

- 6-WDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Fixed 1 2.3V Boost 5.5V 5V - 500mA (Switch) 3.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-WSON (2x2)
LMR50410XFDBVR

LMR50410XFDBVR

IC REG BUCK ADJ 1A SOT23-6

Texas Instruments

6,252
LMR50410XFDBVR

Datasheet

SIMPLE SWITCHER® SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 36V 1V 28V 1A 700kHz - Yes - -40°C ~ 150°C (TJ) Surface Mount SOT-23-6
LMR50410XDBVR

LMR50410XDBVR

IC REG BUCK ADJ 1A SOT23-6

Texas Instruments

1,848
LMR50410XDBVR

Datasheet

SIMPLE SWITCHER® SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 36V 1V 28V 1A 700kHz - Yes - -40°C ~ 150°C (TJ) Surface Mount SOT-23-6
AOZ2255EQI-30

AOZ2255EQI-30

IC REG BUCK ADJ 12A 22QFN

Alpha & Omega Semiconductor Inc.

38,983
AOZ2255EQI-30

Datasheet

EZBuck™ 22-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6.5V Buck 28V 0.8V 23.8V 12A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 22-QFN (4x4)
AOZ1282CI-1

AOZ1282CI-1

IC REG BUCK ADJ 600MA SOT23-6

Alpha & Omega Semiconductor Inc.

8,158
AOZ1282CI-1

Datasheet

EZBuck™ SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 0.8V 30.6V 600mA 1MHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
TC1240AECHTR

TC1240AECHTR

IC REG CHARGE PUMP 2VIN SOT23-6

Microchip Technology

21,417
TC1240AECHTR

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Ratiometric Positive Fixed 1 2.5V Charge Pump 5.5V 2Vin - 40mA 80kHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
TPS61021ADSGR

TPS61021ADSGR

IC REG BOOST ADJ 3A 8WSON

Texas Instruments

9,995
TPS61021ADSGR

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.5V Boost 4.4V 1.8V 4V 3A (Switch) 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-WSON (2x2)
TPS60403QDBVRQ1

TPS60403QDBVRQ1

IC REG CHG PUMP INV 60MA SOT23-5

Texas Instruments

6,705
TPS60403QDBVRQ1

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Ratiometric Positive or Negative Fixed 1 1.8V Charge Pump 5.25V -Vin, 2Vin, Vin/2 - 60mA 250kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
TPS60400QDBVRQ1

TPS60400QDBVRQ1

IC REG CHG PUMP INV 60MA SOT23-5

Texas Instruments

4,903
TPS60400QDBVRQ1

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Ratiometric Positive or Negative Fixed 1 1.8V Charge Pump 5.25V -Vin, 2Vin, Vin/2 - 60mA 50kHz ~ 250kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
SC189CSKTRT

SC189CSKTRT

IC REG BUCK 1.2V 1.5A SOT23-5

Semtech Corporation

4,730
SC189CSKTRT

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.9V Buck 5.5V 1.2V - 1.5A 2.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
LM2776DBVT

LM2776DBVT

IC REG CHARGE PUMP 200MA SOT23-6

Texas Instruments

1,289
LM2776DBVT

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Ratiometric Negative Fixed 1 2.7V Charge Pump 5.5V -Vin - 200mA 2MHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
MIC2877-5.0YFT-TR

MIC2877-5.0YFT-TR

IC REG BOOST 5V 8FTQFN

Microchip Technology

15,660
MIC2877-5.0YFT-TR

Datasheet

- 8-UQFN Tape & Reel (TR) Active Step-Up Positive Fixed 1 2.5V Boost 5.5V 5V - - 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-FTQFN (2x2)
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Frequently Asked Questions

Voltage Regulators - DC DC Switching Regulators Overview

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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