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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
TPS54060ADGQ

TPS54060ADGQ

IC REG BCK SPLIT RAIL ADJ 10SSOP

Texas Instruments

1,547
TPS54060ADGQ

Datasheet

SWIFT™, Eco-Mode™ 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable 1 3.5V Buck, Split Rail 60V 0.8V 58V 500mA 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
MP8765GQ-Z

MP8765GQ-Z

IC REG BUCK ADJ 6A 16QFN

Monolithic Power Systems Inc.

915
MP8765GQ-Z

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 5V Buck 22V 0.604V 5.5V 6A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-QFN (3x3)
ADP2108AUJZ-1.0-R7

ADP2108AUJZ-1.0-R7

IC REG BUCK 1V 600MA TSOT23-5

Analog Devices Inc.

600
ADP2108AUJZ-1.0-R7

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 1V - 600mA 3MHz - Yes - -40°C ~ 125°C (TA) Surface Mount TSOT-23-5
MIC26903YJL-TR

MIC26903YJL-TR

IC REG BUCK ADJ 9A 28QFN

Microchip Technology

136
MIC26903YJL-TR

Datasheet

HyperLight Load®, SuperSwitcher IIG™ 28-PowerVQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 28V 0.8V 5.5V 9A 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 28-QFN (5x6)
TPS62871Z0WRXSR

TPS62871Z0WRXSR

IC REG BUCK PROG 9A 16VQFN

Texas Instruments

2,445
TPS62871Z0WRXSR

Datasheet

- 16-TFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Programmable 1 2.7V Buck 6V 0.4V 3.35V 9A 1.5MHz, 2.25MHz, 2.5MHz, 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 16-VQFN (2.55x3.55)
MP2315GJ-Z

MP2315GJ-Z

IC REG BUCK ADJ 3A TSOT23-8

Monolithic Power Systems Inc.

16,038
MP2315GJ-Z

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 24V 0.8V 22.8V 3A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
LMR14050SSQDDARQ1

LMR14050SSQDDARQ1

IC REG BUCK ADJ 5A 8SOPWR

Texas Instruments

14,538
LMR14050SSQDDARQ1

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 40V 0.8V 28V 5A 200kHz ~ 2.5MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
RAA211250GNP#HA0

RAA211250GNP#HA0

IC REG BUCK ADJ 5A 20QFN

Renesas Electronics Corporation

6,355
RAA211250GNP#HA0

Datasheet

- 20-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 30V 0.8V 27V 5A 400kHz, 200kHz ~ 800kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-QFN (3.5x4)
MP8864GQ-Z

MP8864GQ-Z

IC REG BUCK PROG 4A 15QFN

Monolithic Power Systems Inc.

5,653
MP8864GQ-Z

Datasheet

- 15-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Programmable 1 4.5V Buck 21V 0.6V 5.2V 4A 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 15-QFN (3x3)
LM2576D2TR4-5G

LM2576D2TR4-5G

IC REG BUCK 5V 3A D2PAK-5

onsemi

1,128
LM2576D2TR4-5G

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive or Negative Fixed 1 7V Buck 40V 5V - 3A 52kHz - No - -40°C ~ 125°C (TJ) Surface Mount D2PAK-5
LM3224MM-ADJ/NOPB

LM3224MM-ADJ/NOPB

IC REG BOOST ADJ 1.9A 8VSSOP

Texas Instruments

5,800
LM3224MM-ADJ/NOPB

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.7V Boost 7V 1.26V 20V 1.9A (Switch) 615kHz, 1.25MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-VSSOP
NCV5171EDR2G

NCV5171EDR2G

IC REG BUCK BOOST ADJ 1.5A 8SOIC

onsemi

2,506
NCV5171EDR2G

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Adjustable 1 2.7V Buck, Boost, Flyback, Forward Converter, SEPIC 30V 1.276V 28.2V 1.5A (Switch) 280kHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-SOIC
BD8306MUV-E2

BD8306MUV-E2

IC REG BUCK BOOST ADJ 2A 16VQFN

Rohm Semiconductor

3,925
BD8306MUV-E2

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 1.8V Buck-Boost 5.5V 1.8V 5.2V 2A (Switch) 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount VQFN016V3030
MAX38640AELT+T

MAX38640AELT+T

IC REG BUCK ADJ 175MA 6UDFN

Analog Devices Inc./Maxim Integrated

19,724
MAX38640AELT+T

Datasheet

nanoPower 6-WDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 1.8V Buck 5.5V 0.7V 3.3V 175mA - - No - -40°C ~ 85°C Surface Mount 6-µDFN (2x2)
LM25180NGUR

LM25180NGUR

IC REG FLYBACK 1.21V 8WSON

Texas Instruments

2,524
LM25180NGUR

Datasheet

- 8-WDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 4.5V Flyback 42V 1.21V 65V (Switch) - 12kHz ~ 350kHz - No - -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 8-WSON (4x4)
MIC28516T-E/PHA

MIC28516T-E/PHA

IC REG BUCK ADJ 8A 32VQFN

Microchip Technology

16,305
MIC28516T-E/PHA

Datasheet

Hyper Speed Control® 32-PowerVQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 70V 0.6V 32V 8A 270kHz ~ 800kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 32-VQFN (6x6)
LMQ66420MC3RXBRQ1

LMQ66420MC3RXBRQ1

IC REG BUCK ADJ/1V 2A 14VQFN

Texas Instruments

1,433
LMQ66420MC3RXBRQ1

Datasheet

- 14-PowerTFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable (Fixed) 1 3V Buck 36V 1V (3.3V) 18V 2A 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 14-VQFN (2.6x2.6)
LM2576D2T-005G

LM2576D2T-005G

IC REG BUCK 5V 3A D2PAK-5

onsemi

551
LM2576D2T-005G

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tube Active Step-Down Positive or Negative Fixed 1 7V Buck 40V 5V - 3A 52kHz - No - -40°C ~ 125°C (TJ) Surface Mount D2PAK-5
TPS54240DGQ

TPS54240DGQ

IC REG BCK SPLIT RAIL ADJ 10SSOP

Texas Instruments

623
TPS54240DGQ

Datasheet

SWIFT™, Eco-Mode™ 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable 1 3.5V Buck, Split Rail 42V 0.8V 39V 2.5A 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
LMR14050SDDA

LMR14050SDDA

IC REG BUCK ADJ 5A 8SOPWR

Texas Instruments

350
LMR14050SDDA

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4V Buck 40V 0.8V 28V 5A 200kHz ~ 2.5MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
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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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