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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
MAX17545ATP+T

MAX17545ATP+T

IC REG BUCK ADJ 1.7A 20TQFN

Analog Devices Inc./Maxim Integrated

7,059
MAX17545ATP+T

Datasheet

Himalaya 20-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 0.9V 37.8V 1.7A 100kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-TQFN (4x4)
LTC3307AEV#TRMPBF

LTC3307AEV#TRMPBF

IC REG BUCK ADJ 3A 12LQFN

Analog Devices Inc.

4,505
LTC3307AEV#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)
LTC3565IDD#PBF

LTC3565IDD#PBF

IC REG BUCK ADJ 1.25A 10DFN

Analog Devices Inc.

3,909
LTC3565IDD#PBF

Datasheet

- 10-WFDFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 1.25A Up to 4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-DFN (3x3)
LTC3307BEV#TRMPBF

LTC3307BEV#TRMPBF

IC REG BUCK ADJ 3A 12LQFN

Analog Devices Inc.

800
LTC3307BEV#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 3MHz ~ 10MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-LQFN (2x2)
LMS3655MMRNLT

LMS3655MMRNLT

IC REG BUCK ADJ 5.5A 22VQFN

Texas Instruments

240
LMS3655MMRNLT

Datasheet

- 22-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 36V 1V 15V 5.5A 250kHz ~ 500kHz - No - -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 22-VQFN-HR (5x4)
MAX15066EWE+T

MAX15066EWE+T

IC REG BUCK ADJ 4A 16WLP

Analog Devices Inc./Maxim Integrated

2,357
MAX15066EWE+T

Datasheet

- 16-WFBGA, WLBGA Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 16V 0.606V 14.4V 4A 500kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-WLP
ADP2230ACPZ-1833R7

ADP2230ACPZ-1833R7

IC REG BUCK 1.8V/3.3V DL 10LFCSP

Analog Devices Inc.

1,059
ADP2230ACPZ-1833R7

Datasheet

- 10-VFDFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Down Positive Fixed 2 2.3V Buck 6.5V 1.8V, 3.3V - 800mA 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-LFCSP-WD (3x3)
MAX77541AAWV+T

MAX77541AAWV+T

IC REG BUCK ADJ 3A/3A DL 30WLP

Analog Devices Inc./Maxim Integrated

790
MAX77541AAWV+T

Datasheet

- 30-WFBGA, WLBGA Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.2V Buck 5.5V 0.3V 5.2V 3A, 3A 500kHz, 1MHz, 1.6MHz - No - -40°C ~ 125°C (TJ) Surface Mount 30-WLP (2.51x2.31)
ADP2230ACPZ-1233R7

ADP2230ACPZ-1233R7

IC REG BUCK 1.2V/3.3V DL 10LFCSP

Analog Devices Inc.

642
ADP2230ACPZ-1233R7

Datasheet

- 10-VFDFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Down Positive Fixed 2 2.3V Buck 6.5V 1.2V, 3.3V - 800mA 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-LFCSP-WD (3x3)
MAX864EEE+

MAX864EEE+

IC REG CHARGE PUMP INV DL 16QSOP

Analog Devices Inc./Maxim Integrated

399
MAX864EEE+

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Ratiometric Positive or Negative Fixed 2 1.75V Charge Pump 6V -Vin, 2Vin - 35mA 185kHz - No - -40°C ~ 85°C (TA) Surface Mount 16-QSOP
MAX20022ATIA+

MAX20022ATIA+

IC REG BUCK ADJ 1A QUAD 28TQFN

Analog Devices Inc./Maxim Integrated

176
MAX20022ATIA+

Datasheet

- 28-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 4 3V Buck 5.5V 1V 4V 1A 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 28-TQFN (5x5)
MP3428AGL-Z

MP3428AGL-Z

IC REG BOOST ADJ 19A 22QFN

Monolithic Power Systems Inc.

27,996
MP3428AGL-Z

Datasheet

- 22-PowerVFQFN Tape & Reel (TR) Active Step-Up Positive Adjustable 1 3V Boost 20V 3V 22V 19A 600kHz - No - -40°C ~ 125°C (TJ) Surface Mount 22-QFN (3x4)
MAX17501GATB+T

MAX17501GATB+T

IC REG BUCK ADJ 500MA 10TDFN

Analog Devices Inc./Maxim Integrated

2,246
MAX17501GATB+T

Datasheet

Himalaya 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 60V 0.9V 55.2V 500mA 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-TDFN (3x2)
LTC3204EDC-3.3#TRMPBF

LTC3204EDC-3.3#TRMPBF

IC REG CHARG PUMP 3.3V 50MA 6DFN

Analog Devices Inc.

726
LTC3204EDC-3.3#TRMPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Fixed 1 1.8V Charge Pump 4.5V 3.3V - 50mA 1.2MHz - No - -40°C ~ 85°C (TA) Surface Mount 6-DFN (2x2)
ADP2381AREZ-R7

ADP2381AREZ-R7

IC REG BUCK ADJ 6A 16TSSOP

Analog Devices Inc.

655
ADP2381AREZ-R7

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 20V 0.6V 18V 6A 250kHz ~ 1.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-TSSOP-EP
MAX1606EUA+

MAX1606EUA+

IC REG BOOST ADJ 350MA 8UMAX

Analog Devices Inc./Maxim Integrated

390
MAX1606EUA+

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Step-Up Positive Adjustable 1 2.4V Boost 5.5V 0.8V 28V 350mA (Switch) 500kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-uMAX/uSOP
TPS55162QPWPRQ1

TPS55162QPWPRQ1

IC REG BUCK BST ADJ 1A 20HTSSOP

Texas Instruments

13,831
TPS55162QPWPRQ1

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
TPS55160QPWPRQ1

TPS55160QPWPRQ1

IC REG BUCK BST ADJ 1A 20HTSSOP

Texas Instruments

1,965
TPS55160QPWPRQ1

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
LM2576HVT-12/LF03

LM2576HVT-12/LF03

IC REG BUCK 12V 3A TO220-5

Texas Instruments

198
LM2576HVT-12/LF03

Datasheet

SIMPLE SWITCHER® TO-220-5 Formed Leads Tube Active Step-Down Positive Fixed 1 4V Buck 60V 12V - 3A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
LM2576HVT-5.0/LF03

LM2576HVT-5.0/LF03

IC REG BUCK 5V 3A TO220-5

Texas Instruments

142
LM2576HVT-5.0/LF03

Datasheet

SIMPLE SWITCHER® TO-220-5 Formed Leads Tube Active Step-Down Positive Fixed 1 4V Buck 60V 5V - 3A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
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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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