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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
LM25574MT/NOPB

LM25574MT/NOPB

IC REG BUCK ADJ 500MA 16TSSOP

Texas Instruments

10,082
LM25574MT/NOPB

Datasheet

SIMPLE SWITCHER® 16-TSSOP (0.173", 4.40mm Width) Tube Active Step-Down Positive Adjustable 1 6V Buck 42V 1.225V 40V 500mA 50kHz ~ 1MHz - No - -40°C ~ 125°C (TJ) Surface Mount 16-TSSOP
MP2314GJ-Z

MP2314GJ-Z

IC REG BUCK ADJ 2A TSOT23-8

Monolithic Power Systems Inc.

7,427
MP2314GJ-Z

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 24V 0.8V 22.8V 2A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
MP1475DJ-LF-Z

MP1475DJ-LF-Z

IC REG BUCK ADJ 3A TSOT23-8

Monolithic Power Systems Inc.

6,035
MP1475DJ-LF-Z

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 16V 0.8V 15.2V 3A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
MP2324GJ-Z

MP2324GJ-Z

IC REG BUCK ADJ 2A TSOT23-8

Monolithic Power Systems Inc.

5,689
MP2324GJ-Z

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 24V 0.8V 22.8V 2A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
MP4541GN-P

MP4541GN-P

IC REG BUCK ADJ 800MA 8SOIC

Monolithic Power Systems Inc.

4,228
MP4541GN-P

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 8V Buck 80V 1V 30V 800mA 100kHz ~ 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC-EP
TS30012-M000QFNR

TS30012-M000QFNR

IC REG BUCK ADJ 2A 16QFN

Semtech Corporation

9,430
TS30012-M000QFNR

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 24V 0.9V 23V 2A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-QFN (3x3)
TPS65131TRGERQ1

TPS65131TRGERQ1

IC REG BUCK BOOST ADJ DL 24VQFN

Texas Instruments

8,175
TPS65131TRGERQ1

Datasheet

- 24-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive and Negative (Dual Rail) Adjustable 2 2.7V Boost, Buck-Boost 5.5V 3.2V, -2V 15V, -15V 1.7A (Switch) 1.38MHz AEC-Q100 No Automotive -40°C ~ 105°C (TA) Surface Mount 24-VQFN (4x4)
LTC3306CACBZ-R7

LTC3306CACBZ-R7

IC REG BUCK PROG 1.75A 6WLCSP

Analog Devices Inc.

8,146
LTC3306CACBZ-R7

Datasheet

- 6-WFBGA, WLCSP Tape & Reel (TR) Active Step-Down Positive Programmable 1 2.25V Buck 5.5V 0.5V 3.65V 1.75A 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-WLCSP (1.64x1.03)
MP2122GJ-Z

MP2122GJ-Z

IC REG BUCK ADJ 2A DL TSOT23-8

Monolithic Power Systems Inc.

5,638
MP2122GJ-Z

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 2 2.7V Buck 6V 0.608V 5.5V 2A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
MIC4690YM

MIC4690YM

IC REG BUCK ADJ 1A 8SOIC

Microchip Technology

8,102
MIC4690YM

Datasheet

SuperSwitcher™ 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4V Buck 30V 1.23V 27.9V 1A 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
MIC4690YM-TR

MIC4690YM-TR

IC REG BUCK ADJ 1A 8SOIC

Microchip Technology

7,668
MIC4690YM-TR

Datasheet

SuperSwitcher™ 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 30V 1.23V 27.9V 1A 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
MIC22700YML-TR

MIC22700YML-TR

IC REG BUCK ADJ 7A 24MLF

Microchip Technology

5,797
MIC22700YML-TR

Datasheet

- 24-VFQFN Exposed Pad, 24-MLF® Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.6V Buck 5.5V 0.7V 5.5V 7A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 24-MLF® (4x4)
TPS57140QDGQRQ1

TPS57140QDGQRQ1

IC REG BUCK ADJ 1.5A 10HVSSOP

Texas Instruments

9,955
TPS57140QDGQRQ1

Datasheet

Eco-Mode™ 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 42V 0.8V 39V 1.5A 100kHz ~ 2.5MHz AEC-Q100 No Automotive -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
LM63610DQPWPRQ1

LM63610DQPWPRQ1

IC REG BUCK ADJ 1A 16HTSSOP

Texas Instruments

3,237
LM63610DQPWPRQ1

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 36V 1V 20V 1A 1.85MHz ~ 2.35MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount 16-HTSSOP
LM5160ADNTR

LM5160ADNTR

IC REG BCK FLYBACK ADJ 2A 12WSON

Texas Instruments

1,929
LM5160ADNTR

Datasheet

- 12-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive, Isolation Capable Adjustable 1 4.5V Buck, Flyback 65V 2V 60V 2A Adj to 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-WSON (4x4)
LM5168FQDDARQ1

LM5168FQDDARQ1

IC REG BUCK ADJ 300MA 8SOPWR

Texas Instruments

1,720
LM5168FQDDARQ1

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 120V 1.2V 120V 300mA 100kHz ~ 1MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
TPS54719RTER

TPS54719RTER

IC REG BUCK ADJ 7A 16WQFN

Texas Instruments

44,026
TPS54719RTER

Datasheet

SWIFT™ 16-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.95V Buck 6V 0.6V 4.5V 7A 200kHz ~ 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-WQFN (3x3)
NB671GQ-Z

NB671GQ-Z

IC REG BUCK ADJ 6A 16QFN

Monolithic Power Systems Inc.

4,118
NB671GQ-Z

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 5V Buck 22V 0.604V 5.5V 6A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-QFN (3x3)
LM25011AMY

LM25011AMY

IC REG BUCK ADJ 2A 10HVSSOP

Texas Instruments

4,001
LM25011AMY

Datasheet

- 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 42V 2.51V 40V 2A Up to 2MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-HVSSOP
MP9841GL-Z

MP9841GL-Z

IC REG BUCK ADJ 1A 16QFN

Monolithic Power Systems Inc.

3,039
MP9841GL-Z

Datasheet

MP 16-PowerVQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.3V Buck 36V 0.8V 36V 1A 350kHz ~ 2.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-QFN (3x4)
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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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