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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
LMR14030SQDPRTQ1

LMR14030SQDPRTQ1

IC REG BUCK ADJ 3.5A 10WSON

Texas Instruments

404
LMR14030SQDPRTQ1

Datasheet

SIMPLE SWITCHER® 10-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 40V 0.8V 28V 3.5A 200kHz ~ 2.5MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 10-WSON (4x4)
LM22671MRE-5.0/NOPB

LM22671MRE-5.0/NOPB

IC REG BUCK 5V 500MA 8SOPWR

Texas Instruments

2,805
LM22671MRE-5.0/NOPB

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 42V 5V - 500mA 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
LM5007SD/NOPB

LM5007SD/NOPB

IC REG BUCK ADJ 500MA 8WSON

Texas Instruments

2,642
LM5007SD/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)
MAX20076EATCB/VY+

MAX20076EATCB/VY+

IC REG BUCK ADJ 1.2A 12TDFN

Analog Devices Inc./Maxim Integrated

4,403
MAX20076EATCB/VY+

Datasheet

- 12-WFDFN Exposed Pad Tray Active Step-Down Positive Adjustable 1 3.5V Buck 40V 1V 10V 1.2A 2.1MHz - Yes - -40°C ~ 125°C Surface Mount, Wettable Flank 12-TDFN-EP (3x3)
LM2674N-ADJ/NOPB

LM2674N-ADJ/NOPB

IC REG BUCK ADJ 500MA 8PDIP

Texas Instruments

938
LM2674N-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® 8-DIP (0.300", 7.62mm) Tube Active Step-Down Positive Adjustable 1 6.5V Buck 40V 1.2V 37V 500mA 260kHz - No - -40°C ~ 125°C (TJ) Through Hole 8-PDIP
LM2594N-12/NOPB

LM2594N-12/NOPB

IC REG BUCK 12V 500MA 8PDIP

Texas Instruments

258
LM2594N-12/NOPB

Datasheet

SIMPLE SWITCHER® 8-DIP (0.300", 7.62mm) Tube Active Step-Down Positive Fixed 1 4.5V Buck 40V 12V - 500mA 150kHz - No - -40°C ~ 125°C (TJ) Through Hole 8-PDIP
TPS630250YFFT

TPS630250YFFT

IC REG BUCK BOOST ADJ 20DSBGA

Texas Instruments

2,500
TPS630250YFFT

Datasheet

- 20-UFBGA, DSBGA Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 2.3V Buck-Boost 5.5V 2.3V 3.6V 2A, 4A 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 20-DSBGA
BD9G401UEFJ-ME2

BD9G401UEFJ-ME2

IC REG BUCK ADJ 3.5A 8HTSOP

Rohm Semiconductor

968
BD9G401UEFJ-ME2

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 3.5A 300kHz AEC-Q100 No Automotive -40°C ~ 105°C Surface Mount 8-HTSOP-JES
MP2318GJ-P

MP2318GJ-P

IC REG BUCK ADJ 2A TSOT23-8

Monolithic Power Systems Inc.

709
MP2318GJ-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 2A 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
TPS630252YFFT

TPS630252YFFT

IC REG BCK BST 3.3V 3.5A 20DSBGA

Texas Instruments

365
TPS630252YFFT

Datasheet

- 20-UFBGA, DSBGA Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 2.3V Buck-Boost 5.5V 3.3V - 3.5A (Switch) 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 20-DSBGA
LM2852YMXAX-3.3/NOPB

LM2852YMXAX-3.3/NOPB

IC REG BUCK 3.3V 2A 14HTSSOP

Texas Instruments

2,827
LM2852YMXAX-3.3/NOPB

Datasheet

SIMPLE SWITCHER® 14-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.85V Buck 5.5V 3.3V - 2A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 14-HTSSOP
LM2852YMXAX-1.2/NOPB

LM2852YMXAX-1.2/NOPB

IC REG BUCK 1.2V 2A 14HTSSOP

Texas Instruments

520
LM2852YMXAX-1.2/NOPB

Datasheet

SIMPLE SWITCHER® 14-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.85V Buck 5.5V 1.2V - 2A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 14-HTSSOP
ISL91108IINZ-T7A

ISL91108IINZ-T7A

IC REG BCK BST 3.3V 3.7A 20WLCSP

Renesas Electronics Corporation

199
ISL91108IINZ-T7A

Datasheet

- 20-UFBGA, WLCSP Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 1.8V Buck-Boost 5.5V 3.3V - 3.7A (Switch) 2.6MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 20-WLCSP
MP2359DT-LF-P

MP2359DT-LF-P

IC REG BUCK ADJ 1.2A SOT23-6

Monolithic Power Systems Inc.

4,789
MP2359DT-LF-P

Datasheet

- SOT-23-6 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 24V 0.81V 15V 1.2A 1.4MHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
MP2155GQ-P

MP2155GQ-P

IC REG BUCK BOOST ADJ/1.5V 10QFN

Monolithic Power Systems Inc.

1,964
MP2155GQ-P

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable (Fixed) 1 2V Buck-Boost 5.5V 1.5V (3.3V) 5V 1A, 2.2A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-QFN (3x3)
LM27342MY/NOPB

LM27342MY/NOPB

IC REG BUCK ADJ 2A 10MSOP

Texas Instruments

2,337
LM27342MY/NOPB

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 20V 1V 18V 2A 2MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP-PowerPad
L4978D013TR

L4978D013TR

IC REG BUCK ADJ 2A 16SO

STMicroelectronics

9,920
L4978D013TR

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 8V Buck 55V 3.3V 50V 2A 100kHz ~ 300kHz - No - -40°C ~ 150°C (TJ) Surface Mount 16-SO
LM26001QMXAX/NOPB

LM26001QMXAX/NOPB

IC REG BUCK ADJ 1.5A 16HTSSOP

Texas Instruments

896
LM26001QMXAX/NOPB

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 38V 1.234V 35V 1.5A 150kHz ~ 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 16-HTSSOP
LMR23625CFQDDARQ1

LMR23625CFQDDARQ1

IC REG BUCK ADJ 2.5A 8SOPWR

Texas Instruments

2,696
LMR23625CFQDDARQ1

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 1V 28V 2.5A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
LM2700MT-ADJ/NOPB

LM2700MT-ADJ/NOPB

IC REG BOOST ADJ 2.55A 14TSSOP

Texas Instruments

1,753
LM2700MT-ADJ/NOPB

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tube Active Step-Up Positive Adjustable 1 2.2V Boost 12V 1.26V 17.5V 2.55A (Switch) 600kHz, 1.25MHz - No - -40°C ~ 125°C (TJ) Surface Mount 14-TSSOP
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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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