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
LM2676SX-ADJ/NOPB

LM2676SX-ADJ/NOPB

IC REG BUCK ADJ 3A TO263

Texas Instruments

3,628
LM2676SX-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tape & Reel (TR) Active Step-Down Positive Adjustable 1 8V Buck 40V 1.2V 37V 3A 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-7)
LM2676T-ADJ/NOPB

LM2676T-ADJ/NOPB

IC REG BUCK ADJ 3A TO220-7

Texas Instruments

705
LM2676T-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® TO-220-7 Formed Leads Tube Active Step-Down Positive Adjustable 1 8V Buck 40V 1.2V 37V 3A 260kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-7
LM2676SX-12/NOPB

LM2676SX-12/NOPB

IC REG BUCK 12V 3A TO263

Texas Instruments

663
LM2676SX-12/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tape & Reel (TR) Active Step-Down Positive Fixed 1 8V Buck 40V 12V - 3A 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-7)
LM2676SX-3.3/NOPB

LM2676SX-3.3/NOPB

IC REG BUCK 3.3V 3A TO263

Texas Instruments

633
LM2676SX-3.3/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tape & Reel (TR) Active Step-Down Positive Fixed 1 8V Buck 40V 3.3V - 3A 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-7)
LM2594HVMX-12/NOPB

LM2594HVMX-12/NOPB

IC REG BUCK 12V 500MA 8SOIC

Texas Instruments

9,005
LM2594HVMX-12/NOPB

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 60V 12V - 500mA 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LM2594HVMX-3.3/NOPB

LM2594HVMX-3.3/NOPB

IC REG BUCK 3.3V 500MA 8SOIC

Texas Instruments

4,683
LM2594HVMX-3.3/NOPB

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 60V 3.3V - 500mA 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LM2594HVMX-5.0/NOPB

LM2594HVMX-5.0/NOPB

IC REG BUCK 5V 500MA 8SOIC

Texas Instruments

3,762
LM2594HVMX-5.0/NOPB

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 60V 5V - 500mA 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LM2594HVMX-ADJ/NOPB

LM2594HVMX-ADJ/NOPB

IC REG BUCK ADJ 500MA 8SOIC

Texas Instruments

3,644
LM2594HVMX-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 60V 1.2V 57V 500mA 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LM2673SX-ADJ/NOPB

LM2673SX-ADJ/NOPB

IC REG BUCK ADJ 3A TO263

Texas Instruments

1,580
LM2673SX-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tape & Reel (TR) Active Step-Down Positive Adjustable 1 8V Buck 40V 1.2V 37V 3A 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-7)
MAX17632CATE+

MAX17632CATE+

IC REG BUCK ADJ 2A 16TQFN

Analog Devices Inc./Maxim Integrated

3,873
MAX17632CATE+

Datasheet

- 16-WFQFN Exposed Pad Tray Active Step-Down Positive Adjustable 1 4.5V Buck 36V 0.9V 32.4V 2A 400kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TA) Surface Mount 16-TQFN (3x3)
MAX15062AATA+T

MAX15062AATA+T

IC REG BUCK 3.3V 300MA 8TDFN

Analog Devices Inc./Maxim Integrated

10,217
MAX15062AATA+T

Datasheet

Himalaya 8-WFDFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 60V 3.3V - 300mA 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-TDFN (2x2)
TPS61372YKBT

TPS61372YKBT

IC REG BOOST ADJ 3.8A 16DSBGA

Texas Instruments

6,312
TPS61372YKBT

Datasheet

- 16-XFBGA, DSBGA Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost 5.5V 5V 16V 3.8A 1.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-DSBGA
LM76005RNPR

LM76005RNPR

IC REG BUCK ADJ 5A 30WQFN

Texas Instruments

5,045
LM76005RNPR

Datasheet

- 30-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 60V 1V 57V 5A 200kHz ~ 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 30-WQFN (6x4)
TPS5430QDDARQ1

TPS5430QDDARQ1

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

4,083
TPS5430QDDARQ1

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 5.5V Buck 36V 1.221V 32.04V 3A 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
MAX15062CATA+T

MAX15062CATA+T

IC REG BUCK ADJ 300MA 8TDFN

Analog Devices Inc./Maxim Integrated

2,638
MAX15062CATA+T

Datasheet

Himalaya 8-WFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 60V 0.9V 53.4V 300mA 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-TDFN (2x2)
TDA21590AUMA1

TDA21590AUMA1

IC REG BUCK 39QFN

Infineon Technologies

4,875
TDA21590AUMA1

Datasheet

- 39-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive - 1 - Buck - - - - - - No - - Surface Mount PG-IQFN-39
TPS53318DQPR

TPS53318DQPR

IC REG BUCK ADJ 8A 22LSON-CLIP

Texas Instruments

4,563
TPS53318DQPR

Datasheet

D-CAP™, Eco-Mode™ 22-PowerLFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 1.5V Buck 22V 0.6V 5.5V 8A 250kHz ~ 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 22-LSON-CLIP (6x5)
SIC461ED-T1-GE3

SIC461ED-T1-GE3

IC REG BCK ADJ POWERPAK MLP55-27

Vishay Siliconix

1,808
SIC461ED-T1-GE3

Datasheet

microBUCK® PowerPAK® MLP55-27 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 60V 0.8V 55.2V 10A 100kHz ~ 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount PowerPAK® MLP55-27
SIC471ED-T1-GE3

SIC471ED-T1-GE3

IC REG BCK ADJ POWERPAK MLP55-27

Vishay Siliconix

738
SIC471ED-T1-GE3

Datasheet

microBUCK® PowerPAK® MLP55-27 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 55V 0.8V 50.6V 12A 20kHz ~ 2MHz - Yes - -40°C ~ 105°C (TA) Surface Mount PowerPAK® MLP55-27
MP3425DL-LF-Z

MP3425DL-LF-Z

IC REG BOOST ADJ 3A 14QFN

Monolithic Power Systems Inc.

12,436
MP3425DL-LF-Z

Datasheet

- 14-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 3.1V Boost 22V 3.1V 55V (Switch) 3A (Switch) 300kHz ~ 2MHz - No - -40°C ~ 85°C (TA) Surface Mount 14-QFN (3x4)
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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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