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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
LTC3564EDCB#TRMPBF

LTC3564EDCB#TRMPBF

IC REG BUCK ADJ 1.25A 6DFN

Analog Devices Inc.

2,540
LTC3564EDCB#TRMPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 1.25A 2.25MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-DFN (2x3)
MAX5035CASA+T

MAX5035CASA+T

IC REG BUCK 12V 1A 8SOIC

Analog Devices Inc./Maxim Integrated

1,967
MAX5035CASA+T

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Not For New Designs Step-Down Positive Fixed 1 7.5V Buck 76V 12V - 1A 125kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LTC3543EDCB#TRMPBF

LTC3543EDCB#TRMPBF

IC REG BUCK ADJ 600MA 6DFN

Analog Devices Inc.

1,569
LTC3543EDCB#TRMPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 600mA 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-DFN (2x3)
MAX77812EWB+T

MAX77812EWB+T

IC REG BUCK ADJ 20A QUAD 64WLP

Analog Devices Inc./Maxim Integrated

1,531
MAX77812EWB+T

Datasheet

- 64-WFBGA, WLBGA Tape & Reel (TR) Active Step-Down Positive Adjustable 4 2.5V Buck 5.5V 0.25V 1.525V 20A 2MHz - No - -40°C ~ 85°C Surface Mount 64-WLP (3.41x3.37)
LTC3528BEDDB-2#TRMPBF

LTC3528BEDDB-2#TRMPBF

IC REG BOOST ADJ 1A 8DFN

Analog Devices Inc.

1,402
LTC3528BEDDB-2#TRMPBF

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.88V Boost 5.5V 1.6V 5.25V 1A (Switch) 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-DFN (3x2)
MAX5035BUSA+

MAX5035BUSA+

IC REG BUCK 5V 1A 8SOIC

Analog Devices Inc./Maxim Integrated

1,286
MAX5035BUSA+

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Fixed 1 7.5V Buck 76V 5V - 1A 125kHz - No - 0°C ~ 85°C (TA) Surface Mount 8-SOIC
LT8607HMSE#PBF

LT8607HMSE#PBF

IC REG BUCK ADJ 750MA 10MSOP

Analog Devices Inc.

2,219
LT8607HMSE#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 3V Buck 42V 1.8V 12V 750mA 200kHz ~ 2.2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 10-MSOP-EP
LTC3419EDD#PBF

LTC3419EDD#PBF

IC REG BUCK ADJ 600MA DL 8DFN

Analog Devices Inc.

1,778
LTC3419EDD#PBF

Datasheet

- 8-WFDFN Exposed Pad Tube Active Step-Down Positive Adjustable 2 2.5V Buck 5.5V 0.6V 5.5V 600mA 2.25MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-DFN (3x3)
MAX20006AFOC/VY+

MAX20006AFOC/VY+

IC REG BUCK 5V 6A 17FC2QFN

Analog Devices Inc./Maxim Integrated

803
MAX20006AFOC/VY+

Datasheet

- 17-PowerWFQFN Tray Active Step-Down Positive Fixed 1 3.5V Buck 36V 5V - 6A 220kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C Surface Mount, Wettable Flank 17-FC2QFN (3.5x3.75)
LTC3419EMS#PBF

LTC3419EMS#PBF

IC REG BUCK ADJ 600MA DL 10MSOP

Analog Devices Inc.

728
LTC3419EMS#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable 2 2.5V Buck 5.5V 0.6V 5.5V 600mA 2.25MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP
LT3489EMS8E#PBF

LT3489EMS8E#PBF

IC REG BOOST ADJ 2.5A 8MSOP

Analog Devices Inc.

675
LT3489EMS8E#PBF

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Up Positive Adjustable 1 2.6V Boost 16V 2.6V 40V (Switch) 2.5A (Switch) 2MHz - No - -40°C ~ 85°C (TA) Surface Mount 8-MSOP-EP
LTC3307BIV#TRMPBF

LTC3307BIV#TRMPBF

IC REG BUCK ADJ 2A/2A DL 12LQFN

Analog Devices Inc.

607
LTC3307BIV#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 2A, 2A 6MHz - Yes - -55°C ~ 150°C (TJ) Surface Mount 12-LQFN (2x2)
LTC3307AIV#TRMPBF

LTC3307AIV#TRMPBF

IC REG BUCK ADJ 3A 12LQFN

Analog Devices Inc.

518
LTC3307AIV#TRMPBF

Datasheet

Silent Switcher®1 12-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.25V Buck 5.5V 0.5V 5.5V 3A 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-LQFN (2x2)
LTC3531EDD-3.3#PBF

LTC3531EDD-3.3#PBF

IC REG BUCK BST 3.32V 200MA 8DFN

Analog Devices Inc.

227
LTC3531EDD-3.3#PBF

Datasheet

- 8-WFDFN Exposed Pad Tube Active Step-Up/Step-Down Positive Fixed 1 1.8V Buck-Boost 5.5V 3.32V - 200mA - - Yes - -40°C ~ 85°C (TA) Surface Mount 8-DFN (3x3)
LT3467AES6#TRPBF

LT3467AES6#TRPBF

IC REG BST FLYBACK ADJ TSOT23-6

Analog Devices Inc.

3,386
LT3467AES6#TRPBF

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 2.4V Boost, Flyback, SEPIC 16V 1.255V 40V 1.1A 2.1MHz - No - -40°C ~ 85°C (TJ) Surface Mount TSOT-23-6
LT3467EDDB#TRMPBF

LT3467EDDB#TRMPBF

IC REG BST FLYBACK ADJ 1.1A 8DFN

Analog Devices Inc.

460
LT3467EDDB#TRMPBF

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 2.4V Boost, Flyback, SEPIC 16V 1.255V 40V 1.1A 1.3MHz - No - -40°C ~ 85°C (TJ) Surface Mount 8-DFN (3x2)
LM2576HVSX-12/NOPB

LM2576HVSX-12/NOPB

IC REG BUCK 12V 3A TO263

Texas Instruments

1,621
LM2576HVSX-12/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive Fixed 1 4V Buck 60V 12V - 3A 52kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-5)
LM2576HVSX-3.3/NOPB

LM2576HVSX-3.3/NOPB

IC REG BUCK 3.3V 3A TO263

Texas Instruments

915
LM2576HVSX-3.3/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive Fixed 1 4V Buck 60V 3.3V - 3A 52kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-5)
LTC3531ES6-3.3#TRPBF

LTC3531ES6-3.3#TRPBF

IC REG BUCK BOOST 3.32V TSOT23-6

Analog Devices Inc.

17,543
LTC3531ES6-3.3#TRPBF

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 1.8V Buck-Boost 5.5V 3.32V - 200mA - - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-6
MPQ4317GRE-AEC1-P

MPQ4317GRE-AEC1-P

IC REG BUCK ADJ 7A 20QFN

Monolithic Power Systems Inc.

108
MPQ4317GRE-AEC1-P

Datasheet

- 20-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.3V Buck 45V 0.815V 42.75V 7A 350kHz ~ 1MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 20-QFN (4x4)
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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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