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
MAX17644CATE+

MAX17644CATE+

IC REG BUCK ADJ 2.7A 16TQFN

Analog Devices Inc./Maxim Integrated

6,106
MAX17644CATE+

Datasheet

Himalaya 16-WFQFN Exposed Pad Tray Active Step-Down Positive Adjustable 1 4.5V Buck 36V 0.9V 32.4V 2.7A 400kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TA) Surface Mount 16-TQFN (3x3)
LM2675N-ADJ/NOPB

LM2675N-ADJ/NOPB

IC REG BUCK ADJ 1A 8PDIP

Texas Instruments

1,684
LM2675N-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® 8-DIP (0.300", 7.62mm) Tube Active Step-Down Positive Adjustable 1 6.5V Buck 40V 1.21V 37V 1A 260kHz - No - -40°C ~ 125°C (TJ) Through Hole 8-PDIP
LT8606EDC#TRPBF

LT8606EDC#TRPBF

IC REG BUCK ADJ 350MA 8DFN

Analog Devices Inc.

10,000
LT8606EDC#TRPBF

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 42V 1.8V 12V 350mA 200kHz ~ 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-DFN (2x2)
LT8606EMSE#TRPBF

LT8606EMSE#TRPBF

IC REG BUCK ADJ 350MA 10MSOP

Analog Devices Inc.

7,498
LT8606EMSE#TRPBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 42V 1.8V 12V 350mA 200kHz ~ 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP-EP
LM3102MHX/NOPB

LM3102MHX/NOPB

IC REG BUCK ADJ 2.5A 20HTSSOP

Texas Instruments

6,814
LM3102MHX/NOPB

Datasheet

SIMPLE SWITCHER® 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 0.8V 7V 2.5A Up to 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-HTSSOP
TPS54560DDAR

TPS54560DDAR

IC REG BCK SPLIT RAIL ADJ 8SOPWR

Texas Instruments

1,883
TPS54560DDAR

Datasheet

Eco-Mode™ 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck, Split Rail 60V 0.8V 58.8V 5A 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
LM2670SX-3.3/NOPB

LM2670SX-3.3/NOPB

IC REG BUCK 3.3V 3A TO263

Texas Instruments

1,305
LM2670SX-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)
TPS54560BDDAR

TPS54560BDDAR

IC REG BCK SPLIT RAIL ADJ 8SOPWR

Texas Instruments

1,262
TPS54560BDDAR

Datasheet

Eco-Mode™ 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck, Split Rail 60V 0.8V 58.8V 5A 500kHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
LM2670SX-ADJ/NOPB

LM2670SX-ADJ/NOPB

IC REG BUCK ADJ 3A TO263

Texas Instruments

1,178
LM2670SX-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)
TPS54540BDDA

TPS54540BDDA

IC REG BCK SPLIT RAIL ADJ 8SOPWR

Texas Instruments

1,159
TPS54540BDDA

Datasheet

Eco-Mode™ 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4.5V Buck, Split Rail 42V 0.8V 41.1V 5A 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
LM5005MH/NOPB

LM5005MH/NOPB

IC REG BUCK ADJ 2.5A 20HTSSOP

Texas Instruments

875
LM5005MH/NOPB

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tube Active Step-Down Positive Adjustable 1 7V Buck 75V 1.225V 70V 2.5A 50kHz ~ 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount 20-HTSSOP
MAX1697UEUT+T

MAX1697UEUT+T

IC REG CHARGE PUMP INV 60MA SOT6

Analog Devices Inc./Maxim Integrated

6,183
MAX1697UEUT+T

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Ratiometric Positive or Negative Fixed 1 1.6V Charge Pump 5.5V -Vin, 2Vin - 60mA 120kHz ~ 400kHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-6
MPQ2166GD-AEC1-Z

MPQ2166GD-AEC1-Z

IC REG BUCK ADJ DL 18QFN

Monolithic Power Systems Inc.

6,523
MPQ2166GD-AEC1-Z

Datasheet

- 18-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.7V Buck 6V 0.6V 5.5V 2A/2A, 3A/1A Up ~ 3MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 18-QFN (2x3)
LT3471EDD#PBF

LT3471EDD#PBF

IC REG BST CUK ADJ 1.3A DL 10DFN

Analog Devices Inc.

4,840
LT3471EDD#PBF

Datasheet

- 10-WFDFN Exposed Pad Tube Active Step-Up, Step-Up/Step-Down Positive and Negative (Dual Rail) Adjustable 2 2.1V Boost, Cuk, Flyback, SEPIC 16V ±1V ±40V 1.3A 1.2MHz - No - -40°C ~ 85°C Surface Mount 10-DFN (3x3)
MAX15062BATA+T

MAX15062BATA+T

IC REG BUCK 5V 300MA 8TDFN

Analog Devices Inc./Maxim Integrated

11,742
MAX15062BATA+T

Datasheet

Himalaya 8-WFDFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 60V 5V - 300mA 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-TDFN (2x2)
LM5576MHX/NOPB

LM5576MHX/NOPB

IC REG BUCK ADJ 3A 20HTSSOP

Texas Instruments

5,620
LM5576MHX/NOPB

Datasheet

SIMPLE SWITCHER® 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 75V 1.225V 70V 3A 50kHz ~ 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount 20-HTSSOP
MP2307DN-LF-Z

MP2307DN-LF-Z

IC REG BUCK ADJ 3A 8SOIC

Monolithic Power Systems Inc.

3,436
MP2307DN-LF-Z

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.75V Buck 23V 0.925V 20V 3A 340kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SOIC-EP
MPQ28164GD-Z

MPQ28164GD-Z

IC REG BUCK BOOST ADJ 4.2A 11QFN

Monolithic Power Systems Inc.

175
MPQ28164GD-Z

Datasheet

- 11-VFQFN Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 1.2V Buck-Boost 5.5V 1.5V 5V 4.2A (Switch) 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 11-QFN (2x3)
MAX25262AFOB/VY+

MAX25262AFOB/VY+

IC REG BUCK ADJ/1V 2A 17FC2QFN

Analog Devices Inc./Maxim Integrated

557
MAX25262AFOB/VY+

Datasheet

- 17-PowerWFQFN Tray Active Step-Down Positive Adjustable (Fixed) 1 3.5V Buck 65V 1V (3.3V) 20V 2A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 17-FC2QFN (3.5x3.75)
TPS54620RHLR

TPS54620RHLR

IC REG BUCK ADJ 6A 14VQFN

Texas Instruments

4,406
TPS54620RHLR

Datasheet

SWIFT™ 14-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.8V 15V 6A 200kHz ~ 1.6MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 14-VQFN (3.5x3.5)
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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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