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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
SC410MLTRT

SC410MLTRT

IC REG BUCK ADJ 3A 10MLPD

Semtech Corporation

6,000
SC410MLTRT

Datasheet

EcoSpeed® 10-VFDFN Exposed Pad Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 5.5V Buck 24V 0.75V 7.5V 3A 200kHz ~ 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-MLPD (3x3)
MP28301GG-P

MP28301GG-P

IC REG BUCK ADJ 700MA 12QFN

Monolithic Power Systems Inc.

1,039
MP28301GG-P

Datasheet

- 12-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2V Buck 5.5V 1.8V 3.3V 700mA 1.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-QFN (2x2)
MP4410GQ-P

MP4410GQ-P

IC REG BUCK ADJ 100MA 10QFN

Monolithic Power Systems Inc.

922
MP4410GQ-P

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 1V 36V 100mA - - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-QFN (3x3)
MP1471GJ-P

MP1471GJ-P

IC REG BUCK ADJ 3A TSOT23-6

Monolithic Power Systems Inc.

440
MP1471GJ-P

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.7V Buck 16V 0.8V 14.4V 3A 490kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-6
LM2575MX-5.0/NOPB

LM2575MX-5.0/NOPB

IC REG BUCK 5V 1A 24SOIC

Texas Instruments

244
LM2575MX-5.0/NOPB

Datasheet

SIMPLE SWITCHER® 24-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 4V Buck 40V 5V - 1A 52kHz - No - -40°C ~ 125°C (TJ) Surface Mount 24-SOIC
LM34919CQTL/NOPB

LM34919CQTL/NOPB

IC REG BUCK ADJ 600MA 12DSBGA

Texas Instruments

427
LM34919CQTL/NOPB

Datasheet

- 12-WFBGA, DSBGA Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 50V 2.5V 45V 600mA 2.6MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 12-DSBGA (2x2.5)
MP2357DJ-LF-Z

MP2357DJ-LF-Z

IC REG BUCK ADJ 500MA TSOT23-6

Monolithic Power Systems Inc.

38,689
MP2357DJ-LF-Z

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 24V 0.81V 15V 500mA 1.4MHz - No - -40°C ~ 85°C (TA) Surface Mount TSOT-23-6
SIC431DED-T1-GE3

SIC431DED-T1-GE3

IC REG BCK ADJ POWERPAK MLP44-24

Vishay Siliconix

2,537
SIC431DED-T1-GE3

Datasheet

- 24-PowerWFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 24V 0.6V 21.6V 24A 300kHz ~ 1MHz - Yes - -40°C ~ 105°C (TA) Surface Mount PowerPAK® MLP44-24
TPS54294RSAT

TPS54294RSAT

IC REG BUCK ADJ 2A DL 16QFN

Texas Instruments

429
TPS54294RSAT

Datasheet

D-CAP2™, Eco-Mode™ 16-VQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 4.5V Buck 18V 0.76V 7V 2A 700kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-QFN (4x4)
XC9243B08CDR-G

XC9243B08CDR-G

IC REG BUCK ADJ 2A 10USPB

Torex Semiconductor Ltd

5,568
XC9243B08CDR-G

Datasheet

- 10-PowerUDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 6V 0.9V 6V 2A 1.2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-USPB (2.9x2.6)
LMR36015FSC3RNXTQ1

LMR36015FSC3RNXTQ1

IC REG BUCK 3.3V 1.5A 12VQFN

Texas Instruments

957
LMR36015FSC3RNXTQ1

Datasheet

- 12-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.2V Buck 60V 3.3V - 1.5A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 12-VQFN-HR (3x2)
TPS65270RGET

TPS65270RGET

IC REG BUCK ADJ 2A/3A DL 24VQFN

Texas Instruments

444
TPS65270RGET

Datasheet

- 24-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 4.5V Buck 18V 0.8V 15V 2A, 3A 300kHz ~ 1.4MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 24-VQFN (4x4)
BD9G201UEFJ-LBE2

BD9G201UEFJ-LBE2

IC REG BUCK ADJ 1.5A 8HTSOP

Rohm Semiconductor

2,015
BD9G201UEFJ-LBE2

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 0.8V 42V 1.5A 300kHz - No - -40°C ~ 105°C Surface Mount 8-HTSOP-JES
LM20134MHX/NOPB

LM20134MHX/NOPB

IC REG BUCK ADJ 4A 16HTSSOP

Texas Instruments

1,178
LM20134MHX/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 4A 410kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-HTSSOP
TPS610995YFFT

TPS610995YFFT

IC REG BOOST 3.6V 800MA 6DSBGA

Texas Instruments

5,491
TPS610995YFFT

Datasheet

- 6-UFBGA, DSBGA Tape & Reel (TR) Active Step-Up Positive Fixed 1 0.7V Boost 5.5V 3.6V - 800mA (Switch) - - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-DSBGA
BD8963EFJ-E2

BD8963EFJ-E2

IC REG BUCK ADJ 3A 8HTSOP-J

Rohm Semiconductor

3,487
BD8963EFJ-E2

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 1V 2.5V 3A 1MHz - Yes - -25°C ~ 85°C (TA) Surface Mount 8-HTSOP-J
TPS610994YFFT

TPS610994YFFT

IC REG BOOST 3.3V 800MA 6DSBGA

Texas Instruments

1,406
TPS610994YFFT

Datasheet

- 6-UFBGA, DSBGA Tape & Reel (TR) Active Step-Up Positive Fixed 1 0.7V Boost 5.5V 3.3V - 800mA (Switch) - - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-DSBGA
MAX851ISA+

MAX851ISA+

IC REG CHG PUMP ADJ/-1.28V 8SOIC

Analog Devices Inc./Maxim Integrated

4,968
MAX851ISA+

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Negative Adjustable (Fixed) 1 4.5V Charge Pump 10V -1.28V (-4.1V) -9V 5mA 100kHz - No - -25°C ~ 85°C (TA) Surface Mount 8-SOIC
AOZ1269AQI

AOZ1269AQI

IC REG BUCK ADJ 12A 22QFN

Alpha & Omega Semiconductor Inc.

5,885
AOZ1269AQI

Datasheet

- 22-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6.5V Buck 28V 0.6V 23.8V 12A - - Yes - -40°C ~ 85°C (TA) Surface Mount 22-QFN (4x4)
MP2148GQD-12-P

MP2148GQD-12-P

IC REG BUCK 1.2V 1A 6QFN

Monolithic Power Systems Inc.

500
MP2148GQD-12-P

Datasheet

- 6-VFDFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 1.2V - 1A 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-QFN (1x1.5)
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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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