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
L5973ADTR

L5973ADTR

IC REG BUCK ADJ 2A 8HSOP

STMicroelectronics

6,746
L5973ADTR

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 36V 1.235V 35V 2A 500kHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-HSOP
RT6208GE

RT6208GE

IC REG BUCK ADJ 100MA SOT23-6

Richtek USA Inc.

15,156
RT6208GE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 0.8V 36V 100mA - - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
NCV3063DR2G

NCV3063DR2G

IC REG BUCK BOOST ADJ 1.5A 8SOIC

onsemi

7,218
NCV3063DR2G

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Down Positive or Negative Adjustable 1 3V Buck, Boost 40V 1.25V 40V (Switch) 1.5A (Switch) 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
AP64100QSP-13

AP64100QSP-13

IC REG BUCK ADJ 1A 8SO

Diodes Incorporated

1,999
AP64100QSP-13

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 40V 0.8V 40V 1A 500kHz, 100kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount 8-SO-EP
TPS54060ADGQR

TPS54060ADGQR

IC REG BCK SPLIT RAIL ADJ 10SSOP

Texas Instruments

7,380
TPS54060ADGQR

Datasheet

SWIFT™, Eco-Mode™ 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck, Split Rail 60V 0.8V 58V 500mA 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
TPS62867RQYR

TPS62867RQYR

IC REG BUCK ADJ 6A 9VQFN

Texas Instruments

7,153
TPS62867RQYR

Datasheet

- 9-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.4V Buck 5.5V 0.8V 5.5V 6A 2.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 9-VQFN-HR (1.5x2.5)
TL2575-05IKTTR

TL2575-05IKTTR

IC REG BUCK 5V 1A TO263

Texas Instruments

2,597
TL2575-05IKTTR

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.75V Buck 40V 5V - 1A 52kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-5)
TPS63002DRCR

TPS63002DRCR

IC REG BUCK BOOST 5V 1.6A 10VSON

Texas Instruments

4,013
TPS63002DRCR

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 1.8V Buck-Boost 5.5V 5V - 1.6A (Switch) 1.25MHz ~ 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
LMR38010FDDAR

LMR38010FDDAR

IC REG BUCK ADJ 1A 8SOPWR

Texas Instruments

2,907
LMR38010FDDAR

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.2V Buck 80V 1V 75V 1A 200kHz ~ 2.2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
AP64352SP-13

AP64352SP-13

IC REG BUCK ADJ 3.5A 8SO

Diodes Incorporated

2,735
AP64352SP-13

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 40V 0.8V 40V 3.5A 100kHz ~ 2.2MHz - Yes - - Surface Mount 8-SO-EP
LMR38010SDDAR

LMR38010SDDAR

IC REG BUCK ADJ 1A 8SOPWR

Texas Instruments

2,449
LMR38010SDDAR

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.2V Buck 80V 1V 75V 1A 200kHz ~ 2.2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
TPS63000DRCR

TPS63000DRCR

IC REG BUCK BST ADJ 1.6A 10VSON

Texas Instruments

3,910
TPS63000DRCR

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 1.8V Buck-Boost 5.5V 1.2V 5.5V 1.6A (Switch) 1.25MHz ~ 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
TPS54040DGQR

TPS54040DGQR

IC REG BUCK ADJ 500MA 10HVSSOP

Texas Instruments

9,589
TPS54040DGQR

Datasheet

Eco-Mode™ 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 42V 0.8V 39V 500mA 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
TPS54040ADGQR

TPS54040ADGQR

IC REG BUCK ADJ 500MA 10HVSSOP

Texas Instruments

3,891
TPS54040ADGQR

Datasheet

Eco-Mode™ 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 42V 0.8V 39V 500mA 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
ST1S14PHR

ST1S14PHR

IC REG BUCK ADJ 3A 8HSOP

STMicroelectronics

1,993
ST1S14PHR

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 5.5V Buck 48V 1.22V 43.2V 3A 850kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-HSOP
TPS54320RHLR

TPS54320RHLR

IC REG BUCK ADJ 3A 14VQFN

Texas Instruments

5,975
TPS54320RHLR

Datasheet

SWIFT™ 14-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.8V 15V 3A 200kHz ~ 1.2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 14-VQFN (3.5x3.5)
TPS61089RNRR

TPS61089RNRR

IC REG BOOST ADJ 7A 11VQFN

Texas Instruments

5,713
TPS61089RNRR

Datasheet

- 11-VFQFN Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.7V Boost 12V 4.5V 12.6V 7A 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 11-VQFN-HR (2.5x2)
NCP3064BDR2G

NCP3064BDR2G

IC REG BUCK BOOST ADJ 1.5A 8SOIC

onsemi

2,980
NCP3064BDR2G

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Down Positive or Negative Adjustable 1 3V Buck, Boost 40V 1.25V 40V 1.5A (Switch) 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
L7986TR

L7986TR

IC REG BUCK ADJUSTABLE 3A

STMicroelectronics

11,077
L7986TR

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 38V 0.6V 38V 3A 250kHz ~ 1MHz - No - -40°C ~ 150°C (TJ) Surface Mount -
LM2830XMF/NOPB

LM2830XMF/NOPB

IC REG BUCK ADJ 1A SOT23-5

Texas Instruments

6,469
LM2830XMF/NOPB

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 5.5V 0.6V 4.5V 1A 1.6MHz - No - -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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