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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
LM22672MR-5.0/NOPB

LM22672MR-5.0/NOPB

IC REG BUCK 5V 1A 8SOPWR

Texas Instruments

2,675
LM22672MR-5.0/NOPB

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Fixed 1 4.5V Buck 42V 5V - 1A 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
LM2594HVM-12/NOPB

LM2594HVM-12/NOPB

IC REG BUCK 12V 500MA 8SOIC

Texas Instruments

2,479
LM2594HVM-12/NOPB

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Fixed 1 4.5V Buck 60V 12V - 500mA 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LM22672MRE-5.0/NOPB

LM22672MRE-5.0/NOPB

IC REG BUCK 5V 1A 8SOPWR

Texas Instruments

2,171
LM22672MRE-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 - 1A 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
MP4572GQB-P

MP4572GQB-P

IC REG BUCK 2A 12QFN

Monolithic Power Systems Inc.

972
MP4572GQB-P

Datasheet

- 12-VFQFN Tape & Reel (TR) Active Step-Down Positive - 1 4.5V Buck 60V - - 2A Up to 2.2MHz - Yes - - Surface Mount 12-QFN (2.5x3)
LM43601PWP

LM43601PWP

IC REG BUCK ADJ 1A 16HTSSOP

Texas Instruments

484
LM43601PWP

Datasheet

SIMPLE SWITCHER® 16-PowerTSSOP (0.173", 4.40mm Width) Tube Active Step-Down Positive Adjustable 1 3.5V Buck 36V 1V 28V 1A 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-HTSSOP
MAX1724EZK33+T

MAX1724EZK33+T

IC REG BOOST 3.3V 400MA TSOT23-5

Analog Devices Inc./Maxim Integrated

3,094
MAX1724EZK33+T

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up Positive Fixed 1 0.8V Boost 5.5V 3.3V - 400mA (Switch) - - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-5
TPS54360BQDDAQ1

TPS54360BQDDAQ1

IC REG BCK SPLIT RAIL ADJ 8SOPWR

Texas Instruments

5,690
TPS54360BQDDAQ1

Datasheet

Eco-Mode™ 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4.5V Buck, Split Rail 60V 0.8V 58.8V 3.5A 100kHz ~ 2.5MHz AEC-Q100 No Automotive -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
BD90610UEFJ-CE2

BD90610UEFJ-CE2

IC REG BUCK ADJ 1.25A 8HTSOP-J

Rohm Semiconductor

1,747
BD90610UEFJ-CE2

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 36V 0.8V 36V 1.25A 50kHz ~ 600kHz - No - -40°C ~ 125°C (TA) Surface Mount 8-HTSOP-J
ADP5300ACPZ-2-R7

ADP5300ACPZ-2-R7

IC REG BUCK PROG 10LFCSP

Analog Devices Inc.

5,855
ADP5300ACPZ-2-R7

Datasheet

- 10-VFDFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Down Positive Programmable 1 2.15V Buck 6.5V 0.8V 5V 50mA, 500mA 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-LFCSP-WD (3x3)
MP4573GQBE-Z

MP4573GQBE-Z

IC REG BUCK ADJ 2.5A 12QFN

Monolithic Power Systems Inc.

3,760
MP4573GQBE-Z

Datasheet

- 12-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 60V 1V 54V 2.5A Up to 2.2MHz - Yes Automotive -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 12-QFN (2.5x3)
ADP1614ACPZ-1.3-R7

ADP1614ACPZ-1.3-R7

IC REG BOOST ADJ 4A 10LFCSP

Analog Devices Inc.

3,353
ADP1614ACPZ-1.3-R7

Datasheet

- 10-VFDFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost 5.5V 2.5V 20V 4A (Switch) 1.3MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-LFCSP-WD (3x3)
ADM8829ARTZ-REEL

ADM8829ARTZ-REEL

IC REG CHARGE PUMP 25MA SOT23-6

Analog Devices Inc.

1,486
ADM8829ARTZ-REEL

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Ratiometric Negative Fixed 1 1.5V Charge Pump 5.5V -Vin - 25mA 120kHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
ADP1614ACPZ-650-R7

ADP1614ACPZ-650-R7

IC REG BOOST ADJ 4A 10LFCSP

Analog Devices Inc.

1,473
ADP1614ACPZ-650-R7

Datasheet

- 10-VFDFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost 5.5V 2.5V 20V 4A (Switch) 650kHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-LFCSP-WD (3x3)
BD9E303EFJ-LBE2

BD9E303EFJ-LBE2

IC REG BUCK ADJ 3A 8HTSOP-J

Rohm Semiconductor

2,723
BD9E303EFJ-LBE2

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 7V Buck 36V 1V 28.8V 3A 300kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-HTSOP-J
LMR23630AQDDAQ1

LMR23630AQDDAQ1

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

2,249
LMR23630AQDDAQ1

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4V Buck 36V 1V 28V 3A 400kHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
MP2560DN-LF-Z

MP2560DN-LF-Z

IC REG BUCK ADJ 2.5A 8SOICE

Monolithic Power Systems Inc.

4,933
MP2560DN-LF-Z

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 39V 2.5A Up to 4MHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SOICE
MAX20402AFLE/VY+

MAX20402AFLE/VY+

IC REG BUCK ADJ 2.5A 15FC2QFN

Analog Devices Inc./Maxim Integrated

775
MAX20402AFLE/VY+

Datasheet

- 15-WFQFN Tray Active Step-Down Positive Adjustable 1 3V Buck 36V 0.8V 12V 2.5A 2.1MHz - Yes - -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 15-FC2QFN (3x3)
RTQ2962GSP-QA

RTQ2962GSP-QA

IC REG BUCK ADJ 2.5A 8SOP

Richtek USA Inc.

14,438
RTQ2962GSP-QA

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 60V 0.8V 60V 2.5A 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-SOP-EP
MAX20075ATCB/V+T

MAX20075ATCB/V+T

IC REG BUCK PROG/1V 600MA 12TDFN

Analog Devices Inc./Maxim Integrated

1,417
MAX20075ATCB/V+T

Datasheet

- 12-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Programmable (Fixed) 1 3.5V Buck 36V 1V 10V 600mA - - Yes - 0°C ~ 70°C Surface Mount 12-TDFN (3x3)
MPQ4558DN-LF-Z

MPQ4558DN-LF-Z

IC REG BUCK ADJ 1A 8SOICE

Monolithic Power Systems Inc.

13,072
MPQ4558DN-LF-Z

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 55V 0.8V 52V 1A Up to 2MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOICE
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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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