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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
MPQ2459GJ-AEC1-P

MPQ2459GJ-AEC1-P

IC REG BUCK ADJ 500MA TSOT23-6

Monolithic Power Systems Inc.

1,400
MPQ2459GJ-AEC1-P

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 55V 0.81V 52.25V 500mA 480kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount TSOT-23-6
BM2P109TF-E2

BM2P109TF-E2

IC REG BUCK 850A 8SOP

Rohm Semiconductor

4,822
BM2P109TF-E2

Datasheet

- 8-SOIC (0.173", 4.40mm Width) Tape & Reel (TR) Active - Positive - 1 8V Buck 10.81V - - 850µA 100kHz - No - -40°C ~ 105°C (TA) Surface Mount 8-SOP
BM2P189TF-E2

BM2P189TF-E2

IC REG BUCK ADJ 1.3A 8SOP

Rohm Semiconductor

4,810
BM2P189TF-E2

Datasheet

- 8-SOIC (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 10.6V Buck 19.45V 0.8V 19.45V 1.3A (Switch) 100kHz - No - -40°C ~ 105°C (TA) Surface Mount 8-SOP
MIC24045-KDYFL-TR

MIC24045-KDYFL-TR

IC REG BUCK PROG 5A 20FQFN

Microchip Technology

2,868
MIC24045-KDYFL-TR

Datasheet

- 20-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Programmable 1 4.5V Buck 19V 5V - 5A 570kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-FQFN (3x3)
BM2P249TF-E2

BM2P249TF-E2

IC REG BUCK 850A 8SOP

Rohm Semiconductor

2,080
BM2P249TF-E2

Datasheet

- 8-SOIC (0.173", 4.40mm Width) Tape & Reel (TR) Active - Positive - 1 10.6V Buck 26.8V - - 850µA 100kHz - No - -40°C ~ 105°C (TA) Surface Mount 8-SOP
NJW4142R-TE1

NJW4142R-TE1

IC REG BOOST FLYBACK ADJ 10MSOP

Nisshinbo Micro Devices Inc.

1,955
NJW4142R-TE1

Datasheet

- 10-VFSOP, 10-MSOP (0.110", 2.80mm Width) Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 2.5V Boost, Flyback 40V 0.8V 40V - 50kHz ~ 1MHz - Yes - -40°C ~ 125°C Surface Mount 10-MSOP
STBB2J30-R

STBB2J30-R

IC REG BUCK BST PROG 20FLIPCHIP

STMicroelectronics

5,000
STBB2J30-R

Datasheet

- 20-UFBGA, FCBGA Tape & Reel (TR) Active Step-Up/Step-Down Positive Programmable 1 2.4V Buck-Boost 5.5V 3V, 3.3V - 800mA 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 20-Flip-Chip (2.1x1.8)
MP2144GJ-P

MP2144GJ-P

IC REG BUCK ADJ 2A TSOT23-8

Monolithic Power Systems Inc.

1,568
MP2144GJ-P

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5V 2A 1.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
ISL9104AIRUNZ-T7A

ISL9104AIRUNZ-T7A

IC REG BUCK 3.3V 500MA 6UTDFN

Renesas Electronics Corporation

311
ISL9104AIRUNZ-T7A

Datasheet

- 6-UFDFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.7V Buck 6V 3.3V - 500mA 4.3MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-UTDFN (1.6x1.6)
BM2P034

BM2P034

IC REG FLYBACK 775MA 7DIP

Rohm Semiconductor

1,993
BM2P034

Datasheet

- 8-DIP (0.300", 7.62mm), 7 Leads Tube Active - Positive - 1 8.9V Flyback 26V - - 775mA 65kHz - No - -40°C ~ 105°C (TA) Through Hole 7-DIP
AOZ2378QI

AOZ2378QI

IC REG BUCK ADJ 25A 28QFN

Alpha & Omega Semiconductor Inc.

2,890
AOZ2378QI

Datasheet

EZBuck™ 28-PowerTFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6.5V Buck 24V 0.6V 20.4V 25A 32kHz ~ 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 28-QFN (5x5)
BD9P308MUF-CE2

BD9P308MUF-CE2

IC REG BUCK ADJ 3A VQFN24FV4040

Rohm Semiconductor

1,545
BD9P308MUF-CE2

Datasheet

Nano Pulse Control™ 24-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 40V 0.8V 8.5V 3A 440kHz, 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount VQFN24FV4040
NCV896530MWATXG

NCV896530MWATXG

IC REG BUCK ADJ 1.6A DL 10DFN

onsemi

2,809
NCV896530MWATXG

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.7V Buck 5.5V 0.9V 3.3V 1.6A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 10-DFN (3x3)
MP1541DJ-LF-P

MP1541DJ-LF-P

IC REG BOOST ADJ 300MA TSOT23-5

Monolithic Power Systems Inc.

979
MP1541DJ-LF-P

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost 6V 3V 22V 300mA 1.3MHz - No - -40°C ~ 85°C (TA) Surface Mount TSOT-23-5
LM5007SDX/NOPB

LM5007SDX/NOPB

IC REG BUCK ADJ 500MA 8WSON

Texas Instruments

32,273
LM5007SDX/NOPB

Datasheet

- 8-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 9V Buck 75V 2.5V 73V 500mA - - No - -40°C ~ 125°C (TJ) Surface Mount 8-WSON (4x4)
BD9A101MUV-LBE2

BD9A101MUV-LBE2

IC REG BUCK ADJ 1A 16VQFN

Rohm Semiconductor

2,955
BD9A101MUV-LBE2

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.8V 3.85V 1A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount VQFN016V3030
TPS62811MWRWYR

TPS62811MWRWYR

IC REG BUCK ADJ 1A 9VQFN

Texas Instruments

8,977
TPS62811MWRWYR

Datasheet

- 9-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.75V Buck 6V 0.6V 5.5V 1A 1.8MHz ~ 4MHz - Yes - -55°C ~ 125°C Surface Mount, Wettable Flank 9-VQFN-HR (3x2)
BM2P051F-GE2

BM2P051F-GE2

IC REG FLYBACK 600MA 8SOP

Rohm Semiconductor

2,489
BM2P051F-GE2

Datasheet

- 8-SOIC (0.173", 4.40mm Width) Tape & Reel (TR) Active - Positive - 1 8.9V Flyback 26V - - 600mA 65kHz - No - -40°C ~ 105°C (TA) Surface Mount 8-SOP
MP3414EGJ-P

MP3414EGJ-P

IC REG BOOST ADJ TSOT23-8

Monolithic Power Systems Inc.

500
MP3414EGJ-P

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.6V Boost 4V 1.8V 4V - 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
MP2384CGG-P

MP2384CGG-P

IC REG BUCK ADJ 4A 11QFN

Monolithic Power Systems Inc.

302
MP2384CGG-P

Datasheet

- 11-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 24V 0.6V 13V 4A 700kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 11-QFN (2x2)
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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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