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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
MPQ2454GH-P

MPQ2454GH-P

IC REG BUCK ADJ 600MA 10MSOP

Monolithic Power Systems Inc.

4,411
MPQ2454GH-P

Datasheet

MPQ 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.3V Buck 36V 0.8V 36V 600mA 350kHz ~ 2.3MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 10-MSOP-EP
MPQ4482GR-Q-AEC1-Z

MPQ4482GR-Q-AEC1-Z

IC REG

Monolithic Power Systems Inc.

2,433
MPQ4482GR-Q-AEC1-Z

Datasheet

- - Tape & Reel (TR) Active - - - - - - - - - - - - - - - - -
MP28252EL-LF-P

MP28252EL-LF-P

IC REG BUCK ADJ 2A 14QFN

Monolithic Power Systems Inc.

1,932
MP28252EL-LF-P

Datasheet

MP 14-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 21V 0.85V 18.9V 2A 300kHz ~ 2MHz - Yes - -20°C ~ 125°C (TJ) Surface Mount 14-QFN (3x4)
MP28254EL-LF-P

MP28254EL-LF-P

IC REG BUCK ADJ 4A 14QFN

Monolithic Power Systems Inc.

1,360
MP28254EL-LF-P

Datasheet

MP 14-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 21V 0.805V 18.9V 4A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 14-QFN (3x4)
MP28252EL-LF-Z

MP28252EL-LF-Z

IC REG BUCK ADJ 2A 14QFN

Monolithic Power Systems Inc.

4,005
MP28252EL-LF-Z

Datasheet

MP 14-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 21V 0.805V 21V 2A 500kHz - Yes - -20°C ~ 125°C (TJ) Surface Mount 14-QFN (3x4)
MP28254EL-LF-Z

MP28254EL-LF-Z

IC REG BUCK ADJ 4A 14QFN

Monolithic Power Systems Inc.

2,944
MP28254EL-LF-Z

Datasheet

MP 14-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 21V 0.805V 21V 4A 500kHz - Yes - -20°C ~ 125°C (TJ) Surface Mount 14-QFN (3x4)
BD9108FVM-TR

BD9108FVM-TR

IC REG

Rohm Semiconductor

1,708
BD9108FVM-TR

Datasheet

- - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - -
LM2595SX-3.3/E5000295

LM2595SX-3.3/E5000295

IC REG BUCK 3.3V 1A TO263

Texas Instruments

2,708
LM2595SX-3.3/E5000295

Datasheet

SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Bulk Obsolete Step-Down Positive Fixed 1 4.5V Buck 40V 3.3V - 1A 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-5)
LM53603BQPWPRDN

LM53603BQPWPRDN

IC REG BUCK ADJ 3A 16HTSSOP

Texas Instruments

3,414
LM53603BQPWPRDN

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Bulk Active Step-Down Positive Adjustable 1 3.5V Buck 36V 3.3V 10V 3A 2.1MHz - Yes - -40°C ~ 125°C Surface Mount 16-HTSSOP
LM2734YMKX/S5001203

LM2734YMKX/S5001203

IC REG BUCK ADJ 1A SOT23

Texas Instruments

3,950
LM2734YMKX/S5001203

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Bulk Obsolete Step-Down Positive Adjustable 1 3V Buck 20V 0.8V 18V 1A 550kHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
LP87525JRNFTQ1

LP87525JRNFTQ1

IC REG BUCK ADJ 8A/8A DL 26VQFN

Texas Instruments

4,508
LP87525JRNFTQ1

Datasheet

- 26-PowerVFQFN Bulk Active Step-Down Positive Adjustable 2 2.8V Buck 5.5V 0.6V 3.36V 8A, 8A 2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 26-VQFN-HR (4.5x4)
LM2842YQMK-M3

LM2842YQMK-M3

IC REG BUCK ADJ 600MA SOT23

Texas Instruments

1,688
LM2842YQMK-M3

Datasheet

SIMPLE SWITCHER® SOT-23-6 Thin, TSOT-23-6 Bulk Active Step-Down Positive Adjustable 1 4.5V Buck 42V 0.765V 34V 600mA 1.25MHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
LM2576SX-3.3/E7001841

LM2576SX-3.3/E7001841

IC REG BUCK BOOST 3.3V 3A TO263

Texas Instruments

1,920
LM2576SX-3.3/E7001841

Datasheet

LM2576xx TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Bulk Obsolete Step-Down, Step-Up/Step-Down Positive or Negative Fixed 1 - Buck, Buck-Boost 40V 3.3V - 3A 52kHz - No - -40°C ~ 125°C Surface Mount TO-263 (DDPAK-5)
LP87525LRNFRQ1

LP87525LRNFRQ1

IC REG BUCK ADJ 8A/8A DL 26VQFN

Texas Instruments

3,533
LP87525LRNFRQ1

Datasheet

- 26-PowerVFQFN Bulk Active Step-Down Positive Adjustable 2 2.8V Buck 5.5V 0.6V 3.36V 8A, 8A 2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 26-VQFN-HR (4.5x4)
LM2594HVMX-ADJ/S5000250

LM2594HVMX-ADJ/S5000250

IC REG BUCK ADJ 500MA 8SOIC

Texas Instruments

2,908
LM2594HVMX-ADJ/S5000250

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Bulk Obsolete Step-Down Positive Adjustable 1 4.5V Buck 60V 1.2V 37V 500mA 150kHz - No - -40°C ~ 125°C Surface Mount 8-SOIC
TPS54040AGDGQR

TPS54040AGDGQR

IC REG BUCK ADJ 500MA 10HVSSOP

Texas Instruments

2,941
TPS54040AGDGQR

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Bulk Active Step-Down Positive Adjustable 1 3.5V Buck 42V 0.8V 42V 500mA 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
LM2594MX-ADJ/E5001477

LM2594MX-ADJ/E5001477

IC REG BUCK ADJ 500MA 8SOIC

Texas Instruments

4,982
LM2594MX-ADJ/E5001477

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Bulk Obsolete Step-Down Positive Adjustable 1 4.5V Buck 45V 1.2V 37V 500mA 150kHz - No - -40°C ~ 125°C Surface Mount 8-SOIC
LM53601NQDSXRRB

LM53601NQDSXRRB

IC REG BUCK 3.3V 1A 10WSON

Texas Instruments

3,086
LM53601NQDSXRRB

Datasheet

- 10-WFDFN Exposed Pad Bulk Active Step-Down Positive Fixed 1 3.55V Buck 36V 3.3V - 1A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 10-WSON (3x3)
LM2595T-ADJ/0135

LM2595T-ADJ/0135

IC REG BUCK ADJ 1A TO220-5

Texas Instruments

3,487
LM2595T-ADJ/0135

Datasheet

SIMPLE SWITCHER® TO-220-5 Bulk Obsolete Step-Down Positive Adjustable 1 4.5V Buck 40V 1.2V 37V 1A 150kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
TPS57114GQRTERQ1

TPS57114GQRTERQ1

IC REG BUCK ADJ 4A 16WQFN

Texas Instruments

3,175
TPS57114GQRTERQ1

Datasheet

- - Bulk Obsolete - - - - - - - - - - - AEC-Q100 - Automotive - - -
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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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