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
TPS62136RGXR

TPS62136RGXR

IC REG BUCK ADJ 4A 11VQFN

Texas Instruments

7,990
TPS62136RGXR

Datasheet

- 11-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 17V 0.8V 12V 4A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 11-VQFN-HR (2x3)
TPS62290DRVR

TPS62290DRVR

IC REG BUCK ADJ 1A 6WSON

Texas Instruments

5,472
TPS62290DRVR

Datasheet

- 6-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.3V Buck 6V 0.6V 6V 1A 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-WSON (2x2)
TPS62135RGXR

TPS62135RGXR

IC REG BUCK ADJ 4A 11VQFN

Texas Instruments

4,882
TPS62135RGXR

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)
TPS621361RGXR

TPS621361RGXR

IC REG BUCK ADJ 4A 11VQFN

Texas Instruments

4,754
TPS621361RGXR

Datasheet

- 11-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 17V 0.8V 12V 4A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 11-VQFN-HR (2x3)
LM3578AMX/NOPB

LM3578AMX/NOPB

IC REG BUCK BOOST 750MA 8SOIC

Texas Instruments

4,754
LM3578AMX/NOPB

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative - 1 2V Buck, Boost, Buck-Boost 40V - - 750mA (Switch) 20kHz - No - 0°C ~ 70°C (TA) Surface Mount 8-SOIC
MCP16331T-E/CH

MCP16331T-E/CH

IC REG BUCK ADJ 500MA SOT23-6

Microchip Technology

12,225
MCP16331T-E/CH

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.4V Buck 50V 2V 24V 500mA 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-6
LM2623MM/NOPB

LM2623MM/NOPB

IC REG BOOST ADJ 2.2A 8VSSOP

Texas Instruments

11,556
LM2623MM/NOPB

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.8V Boost 14V 1.24V 14V 2.2A (Switch) 300kHz ~ 2MHz - No - -40°C ~ 85°C (TA) Surface Mount 8-VSSOP
TPS54335ADDAR

TPS54335ADDAR

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

6,220
TPS54335ADDAR

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 28V 0.8V 24V 3A 50kHz ~ 1.5MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
TPS54336ADDAR

TPS54336ADDAR

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

5,549
TPS54336ADDAR

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 28V 0.8V 24V 3A 340kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SO PowerPad
MCP16311T-E/MS

MCP16311T-E/MS

IC REG BUCK ADJ 1A 8MSOP

Microchip Technology

16,428
MCP16311T-E/MS

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.4V Buck 30V 2V 24V 1A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-MSOP
MCP16311-E/MS

MCP16311-E/MS

IC REG BUCK ADJ 1A 8MSOP

Microchip Technology

8,219
MCP16311-E/MS

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable 1 4.4V Buck 30V 2V 24V 1A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-MSOP
TPS62050DGSR

TPS62050DGSR

IC REG BUCK ADJ 800MA 10VSSOP

Texas Instruments

5,751
TPS62050DGSR

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 10V 0.7V 6V 800mA 850kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-VSSOP
TPS61170DRVR

TPS61170DRVR

IC REG BUCK BST ADJ 960MA 6WSON

Texas Instruments

5,586
TPS61170DRVR

Datasheet

- 6-WDFN Exposed Pad Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 3V Boost, Buck-Boost, Flyback, SEPIC 18V 3V 38V 960mA (Switch) 1.2MHz - No - -40°C ~ 85°C (TA) Surface Mount 6-WSON (2x2)
TPS568230RJER

TPS568230RJER

IC REG BUCK ADJ 8A 20QFN

Texas Instruments

4,817
TPS568230RJER

Datasheet

- 20-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.6V 7V 8A 600kHz, 800kHz, 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-QFN-HR (3x3)
TPS62840DLCR

TPS62840DLCR

IC REG BUCK ADJ 750MA 8VSON

Texas Instruments

10,994
TPS62840DLCR

Datasheet

- 8-VFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 1.8V Buck 6.5V 1.8V 3.3V 750mA 1.8MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-VSON-HR (2x1.5)
TPS62840YBGR

TPS62840YBGR

IC REG BUCK ADJ 750MA 6DSBGA

Texas Instruments

6,115
TPS62840YBGR

Datasheet

- 6-XFBGA, DSBGA Tape & Reel (TR) Active Step-Down Positive Adjustable 1 1.8V Buck 6.5V 1.8V 3.3V 750mA 1.8MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-DSBGA (0.97x1.47)
TPS61230ARNSR

TPS61230ARNSR

IC REG BOOST ADJ 6A 7VQFN

Texas Instruments

9,260
TPS61230ARNSR

Datasheet

- 7-VFQFN Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost 4.5V 2.5V 5.5V 6A (Switch) 1.15MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 7-VQFN-HR (2x2)
LM27762DSSR

LM27762DSSR

IC REG CHARGE PUMP ADJ DL 12WSON

Texas Instruments

5,749
LM27762DSSR

Datasheet

- 12-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive and Negative (Dual Rail) Adjustable 2 - Dual 2.7V Charge Pump 5.5V -5V, 1.5V -1.5V, 5V 250mA 1.7MHz ~ 2.3MHz - No - -40°C ~ 85°C (TA) Surface Mount 12-WSON (3x2)
TPS56628DDAR

TPS56628DDAR

IC REG BUCK ADJ 6A 8SOPWR

Texas Instruments

3,097
TPS56628DDAR

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 0.765V 5.5V 6A 650kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SO PowerPad
SC189ZSKTRT

SC189ZSKTRT

IC REG BUCK 3.3V 1.5A SOT23-5

Semtech Corporation

6,932
SC189ZSKTRT

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.9V Buck 5.5V 3.3V - 1.5A 2.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
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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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