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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
AP63200QWU-7

AP63200QWU-7

IC REG BUCK ADJ 2A TSOT23-6

Diodes Incorporated

11,228
AP63200QWU-7

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 32V 0.8V 32V 2A 500kHz - Yes - -40°C ~ 125°C (TA) Surface Mount TSOT-23-6
AP63201QWU-7

AP63201QWU-7

IC REG BUCK ADJ 2A TSOT23-6

Diodes Incorporated

8,843
AP63201QWU-7

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 32V 0.8V 32V 2A 500kHz - Yes - -40°C ~ 125°C (TA) Surface Mount TSOT-23-6
RT8299ZQW

RT8299ZQW

IC REG BUCK ADJ 3A 10WDFN

Richtek USA Inc.

4,244
RT8299ZQW

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 24V 0.8V 15V 3A 500kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-WDFN (3x3)
XC9140A331MR-G

XC9140A331MR-G

IC REG BOOST 3.3V 295MA SOT25-5

Torex Semiconductor Ltd

16,510
XC9140A331MR-G

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Up Positive Fixed 1 0.9V Boost 5.5V 3.3V - 295mA (Switch) - - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-25-5
MIC23158YML-TR

MIC23158YML-TR

IC REG BUCK ADJ 2A DL 20MLF

Microchip Technology

12,629
MIC23158YML-TR

Datasheet

HyperLight Load® 20-VFQFN Exposed Pad, 20-MLF® Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.7V Buck 5.5V 1V 3.3V 2A 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-MLF® (3x4)
TPS54062DRBR

TPS54062DRBR

IC REG BUCK ADJ 50MA 8SON

Texas Instruments

8,117
TPS54062DRBR

Datasheet

- 8-VDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.7V Buck 60V 0.8V 58V 50mA 100kHz ~ 400kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-SON (3x3)
TPS62175DQCT

TPS62175DQCT

IC REG BUCK BST ADJ 500MA 10WSON

Texas Instruments

7,702
TPS62175DQCT

Datasheet

DCS-Control™ 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive or Negative Adjustable 1 4.75V Buck, Buck-Boost 28V 1V 6V 500mA 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-WSON (3x2)
ST1PS01DJR

ST1PS01DJR

IC REG BUCK 1.8V 400MA 8FLIPCHIP

STMicroelectronics

6,784
ST1PS01DJR

Datasheet

- 8-UFBGA, FCBGA Tape & Reel (TR) Active Step-Down Positive Fixed 1 1.8V Buck 5.5V 1.8V, 2.3V, 2.5V, 2.8V - 400mA 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-FlipChip (1.11x1.41)
TPS62291DRVR

TPS62291DRVR

IC REG BUCK 3.3V 1A 6WSON

Texas Instruments

18,222
TPS62291DRVR

Datasheet

- 6-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 6V 3.3V - 1A 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-WSON (2x2)
TPS54202DDCT

TPS54202DDCT

IC REG BUCK ADJ 2A SOT23

Texas Instruments

15,294
TPS54202DDCT

Datasheet

Eco-Mode™ SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 28V 0.596V 28V 2A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
TPS62097RWKR

TPS62097RWKR

IC REG BUCK ADJ 2A 11VQFN

Texas Instruments

11,049
TPS62097RWKR

Datasheet

iDCS-Control 11-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 6V 0.8V 6V 2A 1.5MHz ~ 2.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 11-VQFN-HR (2x2)
TPS54326RGTR

TPS54326RGTR

IC REG BUCK ADJ 3A 16VQFN

Texas Instruments

3,601
TPS54326RGTR

Datasheet

D-CAP2™, Eco-Mode™ 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2V Buck 18V 0.76V 5.5V 3A 700kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-VQFN (3x3)
LM2575-5.0WT

LM2575-5.0WT

IC REG BUCK 5V 1A TO220-5

Microchip Technology

330
LM2575-5.0WT

Datasheet

- TO-220-5 Tube Active Step-Down Positive Fixed 1 4V Buck 40V 5V - 1A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
TPS54528DDAR

TPS54528DDAR

IC REG BUCK ADJ 5A 8SOPWR

Texas Instruments

3,186
TPS54528DDAR

Datasheet

D-CAP2™, Eco-Mode™ 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.76V 6V 5A 650kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SO PowerPad
TPS62067DSGR

TPS62067DSGR

IC REG BUCK ADJ 2A 8WSON

Texas Instruments

8,469
TPS62067DSGR

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.9V Buck 6V 0.8V 6V 2A 3MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-WSON (2x2)
TPS62065DSGR

TPS62065DSGR

IC REG BUCK ADJ 2A 8WSON

Texas Instruments

12,440
TPS62065DSGR

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.9V Buck 6V 0.8V 6V 2A 3MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-WSON (2x2)
TPS621351RGXR

TPS621351RGXR

IC REG BUCK ADJ 4A 11VQFN

Texas Instruments

9,458
TPS621351RGXR

Datasheet

- 11-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 17V 0.8V 12V 4A 2.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 11-VQFN-HR (2x3)
MP2182GTL-Z

MP2182GTL-Z

IC REG BUCK ADJ 2A SOT583

Monolithic Power Systems Inc.

9,173
MP2182GTL-Z

Datasheet

- SOT-583 Tape & Reel (TR) Active - Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 2A 1.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-583
TPS54318RTER

TPS54318RTER

IC REG BUCK ADJ 3A 16WQFN

Texas Instruments

7,100
TPS54318RTER

Datasheet

SWIFT™ 16-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.95V Buck 6V 0.803V 4.5V 3A 200kHz ~ 2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 16-WQFN (3x3)
LMR33610BDDAR

LMR33610BDDAR

IC REG BUCK ADJ 1A 8SOPWR

Texas Instruments

3,791
LMR33610BDDAR

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 36V 1V 24V 1A 1.4MHz - Yes - -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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