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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
LM5000-3MTCX/NOPB

LM5000-3MTCX/NOPB

IC REG BOOST FLYBACK ADJ 16TSSOP

Texas Instruments

4,983
LM5000-3MTCX/NOPB

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 3.1V Boost, Flyback, Forward Converter 40V 3.1V 80V (Switch) 1.35A (Switch) 300kHz, 700kHz - No - -40°C ~ 125°C (TJ) Surface Mount 16-TSSOP
MPQ4423GQ-AEC1-Z

MPQ4423GQ-AEC1-Z

IC REG BUCK ADJ 3A 8QFN

Monolithic Power Systems Inc.

13,586
MPQ4423GQ-AEC1-Z

Datasheet

- 8-VDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 30V 0.8V 27V 3A 410kHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 8-QFN (3x3)
ADP2302ARDZ-R7

ADP2302ARDZ-R7

IC REG BUCK ADJ 2A 8SOIC

Analog Devices Inc.

652
ADP2302ARDZ-R7

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 20V 0.8V 20V 2A 700kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC-EP
ADP2302ARDZ

ADP2302ARDZ

IC REG BUCK ADJ 2A 8SOIC

Analog Devices Inc.

200
ADP2302ARDZ

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 3V Buck 20V 0.8V 20V 2A 700kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC-EP
MPQ8636HGLE-10-Z

MPQ8636HGLE-10-Z

IC REG BUCK ADJ 10A 16QFN

Monolithic Power Systems Inc.

12,666
MPQ8636HGLE-10-Z

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.611V 13V 10A 200kHz ~ 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-QFN (3x4)
MP4561DQ-LF-Z

MP4561DQ-LF-Z

IC REG BUCK ADJ 1.5A 10QFN

Monolithic Power Systems Inc.

4,123
MP4561DQ-LF-Z

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 55V 0.8V 52V 1.5A Up to 2MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-QFN (3x3)
LM22680QMRX-ADJ/NOPB

LM22680QMRX-ADJ/NOPB

IC REG BUCK ADJ 2A 8SOPWR

Texas Instruments

15,329
LM22680QMRX-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 1.285V 37V 2A 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
TPS548A29RWWR

TPS548A29RWWR

IC REG BUCK ADJ 15A 21VQFN

Texas Instruments

3,944
TPS548A29RWWR

Datasheet

- 21-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 16V 0.6V 5.5V 15A 600kHz, 800kHz, 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 21-VQFN-HR (4x3)
LMQ61460AFSQRJRRQ1

LMQ61460AFSQRJRRQ1

IC REG BUCK ADJ 6A 14VQFN

Texas Instruments

2,600
LMQ61460AFSQRJRRQ1

Datasheet

- 14-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 36V 1V 34.2V 6A 200kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 14-VQFN-HR (4x3.5)
BD7F205EFJ-CE2

BD7F205EFJ-CE2

IC REG FLYBACK ADJ 8HTSOP-J

Rohm Semiconductor

1,669
BD7F205EFJ-CE2

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive, Isolation Capable Adjustable 1 3.4V Flyback 42V - 60V - 363kHz AEC-Q100 No Automotive -40°C ~ 125°C (TA) Surface Mount 8-HTSOP-J
MP8795GLE-Z

MP8795GLE-Z

IC REG BUCK ADJ 15A 21QFN

Monolithic Power Systems Inc.

5,405
MP8795GLE-Z

Datasheet

- 21-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 16V 0.6V 5.5V 15A 600kHz, 800kHz, 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 21-QFN (3x4)
MP1593DN-LF-Z

MP1593DN-LF-Z

IC REG BUCK ADJ 3A 8SOICE

Monolithic Power Systems Inc.

903
MP1593DN-LF-Z

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.75V Buck 28V 1.22V 25.2V 3A 385kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SOICE
LM5164QDDATQ1

LM5164QDDATQ1

IC REG BUCK ADJ 1A 8SOPWR

Texas Instruments

595
LM5164QDDATQ1

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 100V 1.2V 100V 1A Up to 1MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
ADP5075ACBZ-R7

ADP5075ACBZ-R7

IC REG BCK BST ADJ 800MA 12WLCSP

Analog Devices Inc.

529
ADP5075ACBZ-R7

Datasheet

- 12-UFBGA, WLCSP Tape & Reel (TR) Active Ratiometric, Step-Up/Step-Down Negative Adjustable 1 2.85V Buck-Boost 15V Vin-39V - 800mA 1.2MHz, 2.4MHz - No - -40°C ~ 125°C (TJ) Surface Mount 12-WLCSP (1.61x2.18)
SIC453ED-T1-GE3

SIC453ED-T1-GE3

IC REG BCK ADJ POWERPAK MLP34-57

Vishay Siliconix

5,421
SIC453ED-T1-GE3

Datasheet

microBUCK® 34-PowerWFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 20V 0.3V 12V 15A 300kHz ~ 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount PowerPAK® MLP34-57
LM2734YQMK/NOPB

LM2734YQMK/NOPB

IC REG BUCK ADJ 1A TSOT23-6

Texas Instruments

1,050
LM2734YQMK/NOPB

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 20V 0.8V 18V 1A 550kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount TSOT-23-6
LM2734YQMKE/NOPB

LM2734YQMKE/NOPB

IC REG BUCK ADJ 1A TSOT23-6

Texas Instruments

245
LM2734YQMKE/NOPB

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 20V 0.8V 18V 1A 550kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount TSOT-23-6
LM5001IDRQ1

LM5001IDRQ1

IC REG BOOST FLYBACK ADJ 8SOIC

Texas Instruments

4,179
LM5001IDRQ1

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Adjustable 1 3.1V Boost, Flyback, Forward Converter, SEPIC 75V 3.1V 76V (Switch) 800mA (Switch) 50kHz ~ 1.5MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
MP2188GQA-P

MP2188GQA-P

IC REG BUCK ADJ/0.8V 3A DL 16QFN

Monolithic Power Systems Inc.

3,775
MP2188GQA-P

Datasheet

- 16-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable (Fixed) 2 2.5V Buck 5.5V 0.8V (1.1V, 1.8V) 5.5V 3A 1.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-QFN (2.2x2.6)
MAX1697REUT+T

MAX1697REUT+T

IC REG CHARGE PUMP INV 60MA SOT6

Analog Devices Inc./Maxim Integrated

3,102
MAX1697REUT+T

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Ratiometric Positive or Negative Fixed 1 1.5V Charge Pump 5.5V -Vin, 2Vin - 60mA 6kHz ~ 21kHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-6
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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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