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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
ADP2164ACPZ-1.8-R7

ADP2164ACPZ-1.8-R7

IC REG BUCK 1.8V 4A 16LFCSP

Analog Devices Inc.

890
ADP2164ACPZ-1.8-R7

Datasheet

- 16-WQFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.7V Buck 6.5V 1.8V - 4A 500kHz ~ 1.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-LFCSP (4x4)
LTC3309BEV#TRMPBF

LTC3309BEV#TRMPBF

IC REG BUCK ADJ 6A DL 12LQFN

Analog Devices Inc.

2,856
LTC3309BEV#TRMPBF

Datasheet

Silent Switcher®1 12-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.25V Buck 5.5V 0.5V 5.5V 6A 6MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-LQFN (2x2)
LP87524TRNFTQ1

LP87524TRNFTQ1

IC REG BUCK ADJ 26VQFN

Texas Instruments

893
LP87524TRNFTQ1

Datasheet

- 26-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.8V Buck 5.5V 0.6V 3.36V 4A, 4A, 4A, 4A 2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 26-VQFN-HR (4.5x4)
LP87524BRNFTQ1

LP87524BRNFTQ1

IC REG BUCK ADJ QUAD 26VQFN

Texas Instruments

439
LP87524BRNFTQ1

Datasheet

- 26-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 4 2.8V Buck 5.5V 0.6V 3.36V 4A, 4A, 4A, 4A 4MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 26-VQFN-HR (4.5x4)
LP87524JRNFTQ1

LP87524JRNFTQ1

IC REG BUCK ADJ QUAD 26VQFN

Texas Instruments

430
LP87524JRNFTQ1

Datasheet

- 26-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 4 2.8V Buck 5.5V 0.6V 3.36V 4A, 4A, 4A, 4A 4MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 26-VQFN-HR (4.5x4)
MPQ4436GRE-AEC1-Z

MPQ4436GRE-AEC1-Z

IC REG BUCK ADJ 6A 20QFN

Monolithic Power Systems Inc.

14,372
MPQ4436GRE-AEC1-Z

Datasheet

MPQ 20-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.3V Buck 45V 0.815V 45V 6A 470kHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 20-QFN (4x4)
TPS84210RKGT

TPS84210RKGT

IC REG BUCK ADJ 2A 39B1QFN

Texas Instruments

793
TPS84210RKGT

Datasheet

- 39-BQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.95V Buck 6V 0.8V 3.6V 2A 500kHz ~ 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 39-B1QFN (11x9)
LT3905EUD#PBF

LT3905EUD#PBF

IC REG BOOST ADJ 350MA 16QFN

Analog Devices Inc.

4,491
LT3905EUD#PBF

Datasheet

- 16-WFQFN Exposed Pad Tube Active Step-Up Positive Adjustable 1 2.7V Boost 12V 1.248V 65V (Switch) 350mA (Switch) 1MHz ~ 2MHz - No - -40°C ~ 125°C (TA) Surface Mount 16-QFN (3x3)
MPQ4210GU-AEC1-P

MPQ4210GU-AEC1-P

IC REG BUCK BOOST ADJ 27QFN

Monolithic Power Systems Inc.

984
MPQ4210GU-AEC1-P

Datasheet

- 27-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 5V Buck-Boost 40V 0.5V 28V - 200kHz ~ 600kHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 27-QFN (5x5)
LP876242B0RQKRQ1

LP876242B0RQKRQ1

IC REG BUCK ADJ QUAD 32QFN

Texas Instruments

2,925
LP876242B0RQKRQ1

Datasheet

- 32-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 4 2.8V Buck 5.5V 0.9V 1.9V 2A, 3A, 3A, 4A 8.8MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 32-QFN (5.5x5)
MP2303ADN-LF-Z

MP2303ADN-LF-Z

IC REG BUCK ADJ 3A 8SOICE

Monolithic Power Systems Inc.

2,757
MP2303ADN-LF-Z

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.7V Buck 28V 0.8V 25V 3A 360kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SOICE
MAX8560EZK+T

MAX8560EZK+T

IC REG BUCK ADJ 500MA TSOT23-5

Analog Devices Inc./Maxim Integrated

5,032
MAX8560EZK+T

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.6V 2.5V 500mA 4MHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-5
LT3001ES5#TRPBF

LT3001ES5#TRPBF

IC REG FLYBACK 5V 1.2A TSOT23-5

Analog Devices Inc.

4,805
LT3001ES5#TRPBF

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 4V Flyback 36V 5V - 1.2A 10kHz - No - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-5
ADP2387ACPZN-R7

ADP2387ACPZN-R7

IC REG BUCK ADJ 6A 24LFCSP

Analog Devices Inc.

1,448
ADP2387ACPZN-R7

Datasheet

- 24-WFQFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 20V 0.6V 18V 6A 200kHz ~ 1.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 24-LFCSP (4x4)
LT8618JDDB#TRMPBF

LT8618JDDB#TRMPBF

IC REG BUCK ADJ 100MA 10DFN

Analog Devices Inc.

376
LT8618JDDB#TRMPBF

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.4V Buck 60V 0.778V 60V 100mA 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-DFN (3x2)
LTC3607IUD#PBF

LTC3607IUD#PBF

IC REG BUCK ADJ 600MA DL 16QFN

Analog Devices Inc.

822
LTC3607IUD#PBF

Datasheet

- 16-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 2 4.5V Buck 15V 0.6V 15V 600mA 2.25MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-QFN (3x3)
MAX17502HAUD+

MAX17502HAUD+

IC REG BUCK ADJ 1A 14TSSOP

Analog Devices Inc./Maxim Integrated

654
MAX17502HAUD+

Datasheet

Himalaya 14-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 4.5V Buck 60V 0.9V 57.9V 1A 300kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 14-TSSOP-EP
LTC3548EMSE#PBF

LTC3548EMSE#PBF

IC REG BUCK BOOST ADJ DL 10MSOP

Analog Devices Inc.

874
LTC3548EMSE#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down, Step-Up/Step-Down Positive Adjustable 2 2.5V Buck, Buck-Boost 5.5V 0.6V 5V 400mA, 800mA 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-MSOP-EP
LTC3407AEMSE#PBF

LTC3407AEMSE#PBF

IC REG BUCK ADJ 600MA DL 10MSOP

Analog Devices Inc.

534
LTC3407AEMSE#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 2 2.5V Buck 5.5V 0.6V 5V 600mA 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-MSOP-EP
MPQ4469GV-AEC1-P

MPQ4469GV-AEC1-P

IC REG BUCK ADJ 5A 20QFN

Monolithic Power Systems Inc.

500
MPQ4469GV-AEC1-P

Datasheet

- 20-VQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.3V Buck 36V 0.8V 36V 5A 350kHz ~ 2.5MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 20-QFN (4x5)
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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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