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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
LTC3600EDD#PBF

LTC3600EDD#PBF

IC REG BUCK PROG 1.5A 12DFN

Analog Devices Inc.

3,590
LTC3600EDD#PBF

Datasheet

- 12-WFDFN Exposed Pad Tube Active Step-Down Positive Programmable 1 4V Buck 15V 0V 14.5V 1.5A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-DFN (3x3)
LTC3307AJV#TRPBF

LTC3307AJV#TRPBF

IC REG BUCK ADJ 3A 12LQFN

Analog Devices Inc.

2,493
LTC3307AJV#TRPBF

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 ~ 150°C (TJ) Surface Mount 12-LQFN (2x2)
LTC3307AJV#TRMPBF

LTC3307AJV#TRMPBF

IC REG BUCK ADJ 3A 12LQFN

Analog Devices Inc.

336
LTC3307AJV#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 ~ 150°C (TJ) Surface Mount 12-LQFN (2x2)
LT8364EMSE#PBF

LT8364EMSE#PBF

IC REG BOOST SEPIC 4A 16MSOP

Analog Devices Inc.

112
LT8364EMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width), 12 Leads, Exposed Pad Tube Active Step-Up Positive Fixed 1 2.8V Boost, SEPIC 60V - 60V (Switch) 4A (Switch) 2MHz - - - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
TPS548B22RVFR

TPS548B22RVFR

IC REG BUCK ADJ 25A 40LQFN

Texas Instruments

7,553
TPS548B22RVFR

Datasheet

SWIFT™, D-CAP3™, Eco-Mode™ 40-PowerLFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 1.5V Buck 18V 0.6V 5.5V 25A Selectable - Yes - -40°C ~ 125°C (TA) Surface Mount 40-LQFN-CLIP (7x5)
LTC3308AIV#TRPBF

LTC3308AIV#TRPBF

IC REG BUCK ADJ 4A 12LQFN

Analog Devices Inc.

2,206
LTC3308AIV#TRPBF

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 4A 1MHz ~ 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-LQFN (2x2)
LTC3308AIV#TRMPBF

LTC3308AIV#TRMPBF

IC REG BUCK ADJ 4A 12LQFN

Analog Devices Inc.

1,755
LTC3308AIV#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 4A 1MHz ~ 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-LQFN (2x2)
ICL7660ESA+

ICL7660ESA+

IC REG CHARGE PUMP 20MA 8SOIC

Analog Devices Inc./Maxim Integrated

1,233
ICL7660ESA+

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Ratiometric Positive or Negative Fixed 1 1.5V Charge Pump 10V -Vin, nVin, Vin/2 - 20mA 10kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SOIC
MAX17572ATC+T

MAX17572ATC+T

IC REG BUCK ADJ 1A 12TDFN

Analog Devices Inc./Maxim Integrated

4,407
MAX17572ATC+T

Datasheet

- 12-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 60V 0.9V 54V 1A 400kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TA) Surface Mount 12-TDFN (3x3)
ADP2386ACPZN-R7

ADP2386ACPZN-R7

IC REG BUCK ADJ 6A 24LFCSP

Analog Devices Inc.

16,077
ADP2386ACPZN-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)
TPS543B25RYSR

TPS543B25RYSR

IC REG BUCK ADJ 25A 17WQFN

Texas Instruments

3,904
TPS543B25RYSR

Datasheet

SWIFT™ 17-PowerWFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 18V 0.5V 7V 25A 500kHz, 750kHz, 1MHz, 1.5MHz, 2.2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 17-WQFN-FCRLF (2.5x4.5)
LM22678QTJE-5.0/NOPB

LM22678QTJE-5.0/NOPB

IC REG BUCK 5V 5A TO263-7

Texas Instruments

282
LM22678QTJE-5.0/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-7 Thin Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 42V 5V - 5A 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount TO-263-7 Thin
TPS55160QPWPTQ1

TPS55160QPWPTQ1

IC REG BUCK BST ADJ 1A 20HTSSOP

Texas Instruments

480
TPS55160QPWPTQ1

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 2V Buck-Boost 36V 5.7V 9V 1A 2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount 20-HTSSOP
MAX20408AFOF/VY+

MAX20408AFOF/VY+

IC REG BUCK ADJ/0.8V 8A 17FC2QFN

Analog Devices Inc./Maxim Integrated

516
MAX20408AFOF/VY+

Datasheet

- 17-PowerWFQFN Tray Active Step-Down Positive Adjustable (Fixed) 1 3V Buck 36V 0.8V (5V) 10V 8A 400kHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 17-FC2QFN (3.5x3.75)
LTC3315AJV#TRMPBF

LTC3315AJV#TRMPBF

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

Analog Devices Inc.

319
LTC3315AJV#TRMPBF

Datasheet

- 12-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.25V Buck 5.5V 0.5V 5.5V 2A, 2A 2MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 12-LQFN (2x2)
MAX20408AFOE/VY+

MAX20408AFOE/VY+

IC REG BCK PROG/0.8V 8A 17FC2QFN

Analog Devices Inc./Maxim Integrated

268
MAX20408AFOE/VY+

Datasheet

- 17-PowerWFQFN Tray Active Step-Down Positive Programmable (Fixed) 1 3V Buck 36V 0.8V (4V) 6V 8A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 17-FC2QFN (3.5x3.75)
MAX20408AFOC/VY+

MAX20408AFOC/VY+

IC REG BUCK ADJ/0.8V 8A 17FC2QFN

Analog Devices Inc./Maxim Integrated

174
MAX20408AFOC/VY+

Datasheet

- 17-PowerWFQFN Tray Active Step-Down Positive Adjustable (Fixed) 1 3V Buck 36V 0.8V (5V) 6V 8A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 17-FC2QFN (3.5x3.75)
LM2586SX-ADJ/NOPB

LM2586SX-ADJ/NOPB

IC REG BST FLYBACK ADJ 3A TO263

Texas Instruments

872
LM2586SX-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 4V Boost, Flyback, Forward Converter 40V 1.23V 60V 3A (Switch) 100kHz ~ 200kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-7)
ADP2166ACPZ-R7

ADP2166ACPZ-R7

IC REG BUCK ADJ 6A 24LFCSP

Analog Devices Inc.

672
ADP2166ACPZ-R7

Datasheet

- 24-WFQFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.6V 4.95V 6A 250kHz ~ 1.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 24-LFCSP (4x4)
LT8365EMSE#PBF

LT8365EMSE#PBF

IC REG BST SEPIC TRAN DRV 16MSOP

Analog Devices Inc.

333
LT8365EMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width), 12 Leads, Exposed Pad Tube Active Step-Up, Step-Up/Step-Down Positive Transistor Driver 1 2.8V Boost, SEPIC 60V - 150V (Switch) 1.5A (Switch) 100kHz ~ 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
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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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