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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
TPS53513RVET

TPS53513RVET

IC REG BUCK ADJ 8A 28VQFN

Texas Instruments

1,873
TPS53513RVET

Datasheet

SWIFT™, D-CAP3™, Eco-Mode™ 28-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 1.5V Buck 18V 0.6V 5.5V 8A 200kHz ~ 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 28-VQFN-CLIP (4.5x3.5)
LM2670SD-ADJ/NOPB

LM2670SD-ADJ/NOPB

IC REG BUCK ADJ 3A 14VSON

Texas Instruments

879
LM2670SD-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® 14-VDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 8V Buck 40V 1.2V 37V 3A 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount 14-VSON (5x6)
LT8604EDDBM#TRMPBF

LT8604EDDBM#TRMPBF

IC REG BUCK ADJ 120MA 10DFN

Analog Devices Inc.

825
LT8604EDDBM#TRMPBF

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.2V Buck 42V 0.78V 42V 120mA 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 10-DFN (3x2)
LM2670S-5.0/NOPB

LM2670S-5.0/NOPB

IC REG BUCK 5V 3A TO263

Texas Instruments

472
LM2670S-5.0/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tube Active Step-Down Positive Fixed 1 8V Buck 40V 5V - 3A 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-7)
TPS53313RGET

TPS53313RGET

IC REG BUCK ADJ 6A 24VQFN

Texas Instruments

398
TPS53313RGET

Datasheet

SmoothPWM™ 24-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 16V 0.6V 11.2V 6A 250kHz ~ 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 24-VQFN (4x4)
LM5015MH/NOPB

LM5015MH/NOPB

IC REG FLYBACK ADJ 1A 14HTSSOP

Texas Instruments

195
LM5015MH/NOPB

Datasheet

- 14-PowerTSSOP (0.173", 4.40mm Width) Tube Active Step-Up/Step-Down Positive, Isolation Capable Adjustable 1 4.25V Flyback, Forward Converter 75V 1.26V 37V 1A 25kHz ~ 750kHz - No - -40°C ~ 125°C (TJ) Surface Mount 14-HTSSOP
MAX20029BATIA/V+

MAX20029BATIA/V+

IC REG BUCK ADJ 3A QUAD 28TQFN

Analog Devices Inc./Maxim Integrated

240
MAX20029BATIA/V+

Datasheet

- 28-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 4 3V Buck 5.5V 1V 4V 3A 2.2MHz - Yes - -40°C ~ 125°C Surface Mount 28-TQFN (5x5)
LM61480Q3RPHRQ1

LM61480Q3RPHRQ1

IC REG BUCK 3.3V 8A 16VQFN

Texas Instruments

2,425
LM61480Q3RPHRQ1

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 36V 3.3V - 8A 400kHz, 2.2MHz, 200kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 16-VQFN-HR (4.5x3.5)
LTC3411AEDD#PBF

LTC3411AEDD#PBF

IC REG BUCK ADJ 1.25A 10DFN

Analog Devices Inc.

5,402
LTC3411AEDD#PBF

Datasheet

- 10-WFDFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.8V 5V 1.25A 2.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-DFN (3x3)
LTC3565EMSE#PBF

LTC3565EMSE#PBF

IC REG BUCK ADJ 1.25A 10MSOP

Analog Devices Inc.

1,335
LTC3565EMSE#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 1.25A Up to 4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP-EP
LTC3411AEMS#PBF

LTC3411AEMS#PBF

IC REG BUCK ADJ 1.25A 10MSOP

Analog Devices Inc.

194
LTC3411AEMS#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.8V 5V 1.25A 2.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP
LM43603QPWPRQ1

LM43603QPWPRQ1

IC REG BUCK ADJ 3A 16HTSSOP

Texas Instruments

1,278
LM43603QPWPRQ1

Datasheet

SIMPLE SWITCHER® 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 3.5V Buck 36V 1V 28V 3A 200kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 16-HTSSOP
LM22673QMRE-ADJ/NOPB

LM22673QMRE-ADJ/NOPB

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

596
LM22673QMRE-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 1.285V 37V 3A 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
LM43603AQPWPTQ1

LM43603AQPWPTQ1

IC REG BUCK ADJ 3A 16HTSSOP

Texas Instruments

542
LM43603AQPWPTQ1

Datasheet

SIMPLE SWITCHER® 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 36V 1V 28V 3A 200kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 16-HTSSOP
LM22670QTJE-ADJ/NOPB

LM22670QTJE-ADJ/NOPB

IC REG BUCK ADJ 3A TO263-7

Texas Instruments

347
LM22670QTJE-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-7 Thin Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 1.285V 37V 3A 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount TO-263-7 Thin
MPQ4313GRE-33-AEC1-Z

MPQ4313GRE-33-AEC1-Z

IC REG BUCK 3.3V 3A 20QFN

Monolithic Power Systems Inc.

4,959
MPQ4313GRE-33-AEC1-Z

Datasheet

- 20-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 3.3V Buck 45V 3.3V - 3A 470kHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 20-QFN (4x4)
LM2677SX-12/NOPB

LM2677SX-12/NOPB

IC REG BUCK 12V 5A TO263

Texas Instruments

252
LM2677SX-12/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tape & Reel (TR) Active Step-Down Positive Fixed 1 8V Buck 40V 12V - 5A 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-7)
LM2677SD-ADJ/NOPB

LM2677SD-ADJ/NOPB

IC REG BUCK ADJ 5A 14VSON

Texas Instruments

247
LM2677SD-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® 14-VDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 8V Buck 40V 1.21V 37V 5A 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount 14-VSON (5x6)
LM2677T-5.0/NOPB

LM2677T-5.0/NOPB

IC REG BUCK 5V 5A TO220-7

Texas Instruments

225
LM2677T-5.0/NOPB

Datasheet

SIMPLE SWITCHER® TO-220-7 Formed Leads Tube Active Step-Down Positive Fixed 1 8V Buck 40V 5V - 5A 260kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-7
TPS54620RHLT

TPS54620RHLT

IC REG BUCK ADJ 6A 14VQFN

Texas Instruments

683
TPS54620RHLT

Datasheet

SWIFT™ 14-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.8V 15V 6A 200kHz ~ 1.6MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 14-VQFN (3.5x3.5)
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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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