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
TPS54540BDDAR

TPS54540BDDAR

IC REG BCK SPLIT RAIL ADJ 8SOPWR

Texas Instruments

5,228
TPS54540BDDAR

Datasheet

Eco-Mode™ 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck, Split Rail 42V 0.8V 41.1V 5A 500kHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
LM5164DDAT

LM5164DDAT

IC REG BUCK ADJ 1A 8SOPWR

Texas Instruments

872
LM5164DDAT

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 100V 1.2V 100V 1A Up to 1MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
TPS61010DGSR

TPS61010DGSR

IC REG BOOST ADJ 1.07A 10VSSOP

Texas Instruments

11,579
TPS61010DGSR

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.8V Boost 3.3V 1.5V 3.3V 1.07A (Switch) 500kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSSOP
ISL97656IRTZ-TK

ISL97656IRTZ-TK

IC REG BOOST ADJ 3.8A 10TDFN

Renesas Electronics Corporation

16,649
ISL97656IRTZ-TK

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.2V Boost 6V 5V 25V 3.8A (Switch) 640kHz, 1.2MHz - No - -40°C ~ 85°C (TA) Surface Mount 10-TDFN-EP (3x3)
MP2467DN-LF-Z

MP2467DN-LF-Z

IC REG BUCK ADJ 2.5A 8SOICE

Monolithic Power Systems Inc.

2,574
MP2467DN-LF-Z

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 36V 0.8V 30V 2.5A 500kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SOICE
TPS552872RYQR

TPS552872RYQR

IC REG BUCK BST ADJ 2.5A 21VQFN

Texas Instruments

2,195
TPS552872RYQR

Datasheet

- 21-PowerVFQFN Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 3V Buck-Boost 36V 0.8V 22V 2.5A 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 21-VQFN-HR (3x5)
LM62460RPHR

LM62460RPHR

IC REG BUCK ADJ 6A 16VQFN

Texas Instruments

1,371
LM62460RPHR

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 36V 1V 34.2V 6A 400kHz, 2.2MHz, 200kHz ~ 2.2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 16-VQFN-HR (4.5x3.5)
MP28167GQ-P

MP28167GQ-P

IC REG BUCK BOOST 5V 3A 16QFN

Monolithic Power Systems Inc.

415
MP28167GQ-P

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 2.8V Buck-Boost 22V 5V - 3A 530kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-QFN (3x3)
LM5010ASD/NOPB

LM5010ASD/NOPB

IC REG BUCK ADJ 1A 10WSON

Texas Instruments

2,929
LM5010ASD/NOPB

Datasheet

- 10-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 75V 2.5V 70V 1A 100kHz ~ 1MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-WSON (4x4)
LM5010AMHE/NOPB

LM5010AMHE/NOPB

IC REG BUCK ADJ 1A 14HTSSOP

Texas Instruments

2,147
LM5010AMHE/NOPB

Datasheet

- 14-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 75V 2.5V 70V 1A 100kHz ~ 1MHz - No - -40°C ~ 150°C (TJ) Surface Mount 14-HTSSOP
LM2734YMK/NOPB

LM2734YMK/NOPB

IC REG BUCK ADJ 1A SOT23

Texas Instruments

73,601
LM2734YMK/NOPB

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 20V 0.8V 18V 1A 550kHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
TPS54540DDAR

TPS54540DDAR

IC REG BCK SPLIT RAIL ADJ 8SOPWR

Texas Instruments

4,687
TPS54540DDAR

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 42V 0.8V 41.1V 5A 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
MP3432GL-Z

MP3432GL-Z

IC REG BOOST ADJ 10A 13QFN

Monolithic Power Systems Inc.

4,134
MP3432GL-Z

Datasheet

- 13-PowerVFQFN Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.8V Boost 13V 0.8V 16V 10A (Switch) 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 13-QFN (3x4)
TPS65251RHAR

TPS65251RHAR

IC REG BCK ADJ 3A/2A TRPL 40VQFN

Texas Instruments

3,976
TPS65251RHAR

Datasheet

- 40-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 3 4.5V Buck 18V 0.8V 18V 3A, 2A 300kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 40-VQFN (6x6)
LM2671M-3.3/NOPB

LM2671M-3.3/NOPB

IC REG BUCK 3.3V 500MA 8SOIC

Texas Instruments

3,627
LM2671M-3.3/NOPB

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Fixed 1 6.5V Buck 40V 3.3V - 500mA 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LM2671M-5.0/NOPB

LM2671M-5.0/NOPB

IC REG BUCK 5V 500MA 8SOIC

Texas Instruments

1,267
LM2671M-5.0/NOPB

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Fixed 1 6.5V Buck 40V 5V - 500mA 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LM2671M-ADJ/NOPB

LM2671M-ADJ/NOPB

IC REG BUCK ADJ 500MA 8SOIC

Texas Instruments

1,169
LM2671M-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 6.5V Buck 40V 1.21V 37V 500mA 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
TPS54824RNVR

TPS54824RNVR

IC REG BUCK ADJ 8A 18VQFN

Texas Instruments

10,898
TPS54824RNVR

Datasheet

SWIFT™ 18-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.6V 12V 8A 200kHz ~ 1.6MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 18-VQFN-HR (3.5x3.5)
LT8350RV#PBF

LT8350RV#PBF

IC REG BUCK BOOST ADJ 6A 32LQFN

Analog Devices Inc.

537
LT8350RV#PBF

Datasheet

- 32-TFQFN Exposed Pad, 28 Leads Tray Active Step-Up/Step-Down Positive Adjustable 1 3V Buck-Boost 40V 1V 18V 6A 200kHz ~ 2MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 32-LQFN (6x4)
MP2326GD-Z

MP2326GD-Z

IC REG BUCK ADJ 4A 14QFN

Monolithic Power Systems Inc.

23,779
MP2326GD-Z

Datasheet

- 14-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.9V Buck 19V 0.6V - 4A 1.1MHz - - - -40°C ~ 125°C (TJ) Surface Mount 14-QFN (2x3)
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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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