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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
A6986F5VTR

A6986F5VTR

IC REG BUCK 5V 1.5A 16HTSSOP

STMicroelectronics

656
A6986F5VTR

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 4V Buck 38V 5V - 1.5A 250kHz ~ 2MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 16-HTSSOP
LM5010SDX/NOPB

LM5010SDX/NOPB

IC REG BUCK ADJ 1A 10WSON

Texas Instruments

8,074
LM5010SDX/NOPB

Datasheet

- 10-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 8V Buck 75V 2.5V 70V 1A 100kHz ~ 1MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-WSON (4x4)
ISL85413FRTZ

ISL85413FRTZ

IC REG BUCK ADJ 300MA 8TDFN

Renesas Electronics Corporation

467
ISL85413FRTZ

Datasheet

- 8-WFDFN Exposed Pad Tray Active Step-Down Positive Adjustable 1 3.5V Buck 40V 0.6V 34V 300mA 700kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-TDFN (3x3)
LM20145MHE/NOPB

LM20145MHE/NOPB

IC REG BUCK ADJ 5A 16HTSSOP

Texas Instruments

4,865
LM20145MHE/NOPB

Datasheet

PowerWise® 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.95V Buck 5.5V 0.8V 4.68V 5A 260kHz ~ 750kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-HTSSOP
LM5008ASD/NOPB

LM5008ASD/NOPB

IC REG BUCK ADJ 350MA 8WSON

Texas Instruments

2,018
LM5008ASD/NOPB

Datasheet

- 8-WDFN Exposed Pad Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 6V Buck 95V 2.5V 75V 350mA 50kHz ~ 1.1MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-WSON (4x4)
LM2575TV-ADJG

LM2575TV-ADJG

IC REG BUCK ADJ 1A TO220-5

onsemi

137
LM2575TV-ADJG

Datasheet

- TO-220-5 Formed Leads Tube Active Step-Down Positive Adjustable 1 4.75V Buck 40V 1.23V 37V 1A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
RT6220AGQUF

RT6220AGQUF

IC REG BUCK ADJ 6A 16UQFN

Richtek USA Inc.

2,753
RT6220AGQUF

Datasheet

ACOT™ 16-UFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 23V 0.6V 5V 6A 500kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-UQFN (3x3)
TPS62182YZFT

TPS62182YZFT

IC REG BUCK 3.3V 6A 24DSBGA

Texas Instruments

370
TPS62182YZFT

Datasheet

- 24-UFBGA, DSBGA Tape & Reel (TR) Active Step-Down Positive Fixed 1 4V Buck 15V 3.3V - 6A 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 24-DSBGA
MIC4681YM

MIC4681YM

IC REG BUCK ADJ 1A 8SOIC

Microchip Technology

165
MIC4681YM

Datasheet

SuperSwitcher™ 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4V Buck 30V 1.25V 28.5V 1A 200kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
MP2313GJ-P

MP2313GJ-P

IC REG BUCK ADJ 1A TSOT23-8

Monolithic Power Systems Inc.

1,110
MP2313GJ-P

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 24V 0.8V 19.92V 1A 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
MPQ2171GJ-AEC1-P

MPQ2171GJ-AEC1-P

IC REG BUCK ADJ 1A TSOT23-8

Monolithic Power Systems Inc.

126
MPQ2171GJ-AEC1-P

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5V 1A 2.6MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
BD9S402MUF-CE2

BD9S402MUF-CE2

IC REG BUCK ADJ 4A VQFN16FV3030

Rohm Semiconductor

5,764
BD9S402MUF-CE2

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.6V 4.125V 4A 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank VQFN16FV3030
LM2575T-ADJ/LF03

LM2575T-ADJ/LF03

IC REG BUCK ADJ 1A TO220-5

Texas Instruments

340
LM2575T-ADJ/LF03

Datasheet

SIMPLE SWITCHER® TO-220-5 Formed Leads Bulk Active Step-Down Positive Adjustable 1 4V Buck 40V 1.23V 37V 1A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
LM2575T-15/NOPB

LM2575T-15/NOPB

IC REG BUCK 15V 1A TO220-5

Texas Instruments

572
LM2575T-15/NOPB

Datasheet

SIMPLE SWITCHER® TO-220-5 Tube Active Step-Down Positive Fixed 1 4V Buck 40V 15V - 1A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
LM2575T-3.3/NOPB

LM2575T-3.3/NOPB

IC REG BUCK 3.3V 1A TO220-5

Texas Instruments

392
LM2575T-3.3/NOPB

Datasheet

SIMPLE SWITCHER® TO-220-5 Tube Active Step-Down Positive Fixed 1 4V Buck 40V 3.3V - 1A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
LM2575T-ADJ/LF02

LM2575T-ADJ/LF02

IC REG BUCK ADJ 1A TO220-5

Texas Instruments

155
LM2575T-ADJ/LF02

Datasheet

SIMPLE SWITCHER® TO-220-5 Formed Leads Tube Active Step-Down Positive Adjustable 1 4V Buck 40V 1.23V 37V 1A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
MPQ2178GQHE-Z

MPQ2178GQHE-Z

IC REG BUCK ADJ 2A 8QFN

Monolithic Power Systems Inc.

4,550
MPQ2178GQHE-Z

Datasheet

- 8-VFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5V 2A 2.4MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 8-QFN (2x1.5)
MP2314GJ-P

MP2314GJ-P

IC REG BUCK ADJ 2A TSOT23-8

Monolithic Power Systems Inc.

2,567
MP2314GJ-P

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 24V 0.8V 22.8V 2A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
MP1495DJ-LF-P

MP1495DJ-LF-P

IC REG BUCK ADJ 3A TSOT23-8

Monolithic Power Systems Inc.

2,395
MP1495DJ-LF-P

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 16V 0.8V 13V 3A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
MP1475DJ-LF-P

MP1475DJ-LF-P

IC REG BUCK ADJ 3A TSOT23-8

Monolithic Power Systems Inc.

984
MP1475DJ-LF-P

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 16V 0.8V 15.2V 3A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
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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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