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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
TPS62091RGTT

TPS62091RGTT

IC REG BUCK 3.3V 3A 16VQFN

Texas Instruments

1,637
TPS62091RGTT

Datasheet

DCS-Control™ 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.5V Buck 6V 3.3V - 3A 2.8MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-VQFN (3x3)
NCP3135MNTXG

NCP3135MNTXG

IC REG BUCK ADJ 5A 16QFN

onsemi

8,746
NCP3135MNTXG

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.9V Buck 5.5V 0.6V 4.62V 5A - - Yes - -40°C ~ 85°C (TA) Surface Mount 16-QFN (3x3)
TPS62480RNCR

TPS62480RNCR

IC REG BUCK ADJ 6A DL 16VQFN

Texas Instruments

7,165
TPS62480RNCR

Datasheet

- 16-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.4V Buck 5.5V 0.6V 5.5V 6A 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-VQFN (3x2.5)
LMR33620ARNXT

LMR33620ARNXT

IC REG BUCK ADJ 2A 12VQFN

Texas Instruments

2,233
LMR33620ARNXT

Datasheet

SIMPLE SWITCHER® 12-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 36V 1V 24V 2A 400kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 12-VQFN-HR (3x2)
LMR33620CDDA

LMR33620CDDA

IC REG BUCK ADJ 2A 8SOPWR

Texas Instruments

846
LMR33620CDDA

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 3.8V Buck 36V 1V 24V 2A 2.1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
LMR33620BDDA

LMR33620BDDA

IC REG BUCK ADJ 2A 8SOPWR

Texas Instruments

663
LMR33620BDDA

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 3.8V Buck 36V 1V 24V 2A 1.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
TPS65270PWPR

TPS65270PWPR

IC REG BCK ADJ 2A/3A DL 24HTSSOP

Texas Instruments

5,497
TPS65270PWPR

Datasheet

- 24-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 2 4.5V Buck 18V 0.8V 15V 2A, 3A 300kHz ~ 1.4MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 24-HTSSOP
BD9B600MUV-E2

BD9B600MUV-E2

IC REG BUCK ADJ 6A 16VQFN

Rohm Semiconductor

5,883
BD9B600MUV-E2

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.8V 4.4V 6A 1MHz, 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount VQFN016V3030
TPS65270RGER

TPS65270RGER

IC REG BUCK ADJ 2A/3A DL 24VQFN

Texas Instruments

1,406
TPS65270RGER

Datasheet

- 24-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 4.5V Buck 18V 0.8V 15V 2A, 3A 300kHz ~ 1.4MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 24-VQFN (4x4)
MAX17623ATA+T

MAX17623ATA+T

IC REG BUCK ADJ 1A 8TDFN

Analog Devices Inc./Maxim Integrated

1,430
MAX17623ATA+T

Datasheet

Himalaya 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.9V Buck 5.5V 0.8V 3.3V 1A 2MHz - Yes - -40°C ~ 125°C (TA) Surface Mount 8-TDFN-EP (2x2)
TPS6281020QWRWYRQ1

TPS6281020QWRWYRQ1

IC REG BUCK ADJ 4A 9VQFN

Texas Instruments

8,790
TPS6281020QWRWYRQ1

Datasheet

- 9-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.75V Buck 6V 0.6V 5.5V 4A 1.8MHz ~ 4MHz AEC-Q100 No Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 9-VQFN-HR (3x2)
TPS6281008QWRWYRQ1

TPS6281008QWRWYRQ1

IC REG BUCK 1.1V 4A 9VQFN

Texas Instruments

2,803
TPS6281008QWRWYRQ1

Datasheet

- 9-VFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.75V Buck 6V 1.1V - 4A 1.8MHz ~ 4MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 9-VQFN-HR (3x2)
TPS54426RSAT

TPS54426RSAT

IC REG BUCK ADJ 4A 16QFN

Texas Instruments

807
TPS54426RSAT

Datasheet

SWIFT™, D-CAP2™, Eco-Mode™ 16-VQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.76V 5.5V 4A 700kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-QFN (4x4)
TPS54429ERSAT

TPS54429ERSAT

IC REG BUCK ADJ 4.5A 16QFN

Texas Instruments

361
TPS54429ERSAT

Datasheet

SWIFT™, D-CAP2™, Eco-Mode™ 16-VQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 7V Buck 18V 0.76V 5.5V 4.5A 700kHz - Yes - -20°C ~ 85°C (TA) Surface Mount 16-QFN (4x4)
TPS54525PWP

TPS54525PWP

IC REG BUCK ADJ 5.5A 14HTSSOP

Texas Instruments

4,587
TPS54525PWP

Datasheet

D-CAP2™ 14-PowerTSSOP (0.173", 4.40mm Width) Tube Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.76V 5.5V 5.5A 650kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 14-HTSSOP
LMR34206FSC3RNXTQ1

LMR34206FSC3RNXTQ1

IC REG BUCK 3.3V 600MA 12VQFN

Texas Instruments

1,145
LMR34206FSC3RNXTQ1

Datasheet

- 12-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.2V Buck 42V 3.3V - 600mA 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 12-VQFN-HR (3x2)
LMR34206FSC5RNXTQ1

LMR34206FSC5RNXTQ1

IC REG BUCK 5V 600MA 12VQFN

Texas Instruments

474
LMR34206FSC5RNXTQ1

Datasheet

- 12-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.2V Buck 42V 5V - 600mA 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 12-VQFN-HR (3x2)
TPS61029DRCT

TPS61029DRCT

IC REG BOOST ADJ 1.8A 10VSON

Texas Instruments

12,192
TPS61029DRCT

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.9V Boost 5.5V 1.8V 5.5V 1.8A (Switch) 600kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
TPS60122PWP

TPS60122PWP

IC REG CHARGE PUMP 3.3V 20HTSSOP

Texas Instruments

324
TPS60122PWP

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Bulk Active Step-Up Positive Fixed 1 1.8V Charge Pump 3.6V 3.3V - 100mA 320kHz - No - - Surface Mount 20-HTSSOP
MP2148GQD-33-Z

MP2148GQD-33-Z

IC REG BUCK 3.3V 1A 6QFN

Monolithic Power Systems Inc.

2,743
MP2148GQD-33-Z

Datasheet

- 6-VFDFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 3.3V - 1A 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-QFN (1x1.5)
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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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