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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
MAX860ISA+T

MAX860ISA+T

IC REG CHARG PUMP INV 50MA 8SOIC

Analog Devices Inc./Maxim Integrated

374
MAX860ISA+T

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Ratiometric Positive or Negative Fixed 1 1.5V, 2.5V Charge Pump 5.5V -Vin, 2Vin - 50mA 6kHz, 50kHz, 130kHz - No - -25°C ~ 85°C (TA) Surface Mount 8-SOIC
TPS56221DQPR

TPS56221DQPR

IC REG BUCK ADJ 25A 22LSON-CLIP

Texas Instruments

4,404
TPS56221DQPR

Datasheet

- 22-PowerLFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 14V 0.6V 13.02V 25A 300kHz, 500kHz, 950kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 22-LSON-CLIP (6x5)
MAX17502GATB+T

MAX17502GATB+T

IC REG BUCK ADJ 1A 10TDFN

Analog Devices Inc./Maxim Integrated

4,143
MAX17502GATB+T

Datasheet

Himalaya 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 60V 0.9V 55.2V 1A 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-TDFN (3x2)
MAX17502EATB+T

MAX17502EATB+T

IC REG BUCK 3.3V 1A 10TDFN

Analog Devices Inc./Maxim Integrated

1,597
MAX17502EATB+T

Datasheet

Himalaya 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 60V 3.3V - 1A 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-TDFN (3x2)
LTC1878EMS8#PBF

LTC1878EMS8#PBF

IC REG BUCK ADJ 600MA 8MSOP

Analog Devices Inc.

1,012
LTC1878EMS8#PBF

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable 1 2.65V Buck 6V 0.8V 6V 600mA 550kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-MSOP
LT8362IDD#TRPBF

LT8362IDD#TRPBF

IC REG BOOST SEPIC 2A 10DFN

Analog Devices Inc.

5,883
LT8362IDD#TRPBF

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Fixed 1 2.8V Boost, SEPIC 60V - 60V (Switch) 2A (Switch) 300kHz ~ 2MHz - - - -40°C ~ 125°C (TJ) Surface Mount 10-DFN (3x3)
MAX17270ENE+T

MAX17270ENE+T

IC REG BUCK BST PROG TRPL 16WLP

Analog Devices Inc./Maxim Integrated

1,203
MAX17270ENE+T

Datasheet

- 16-XFBGA, WLBGA Tape & Reel (TR) Active Step-Up, Step-Down Positive Programmable 3 2.7V Buck-Boost 5.5V 0.8V 5.175V 1.2A - - Yes - -40°C ~ 85°C Surface Mount 16-WLP (1.77x1.77)
TPS53515RVET

TPS53515RVET

IC REG BUCK ADJ 12A 28VQFN

Texas Instruments

3,374
TPS53515RVET

Datasheet

SWIFT™, D-CAP3™, Eco-Mode™ 28-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 1.5V Buck 18V 0.6V 5.5V 12A 200kHz ~ 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 28-VQFN-CLIP (4.5x3.5)
LTC3411AEMS#TRPBF

LTC3411AEMS#TRPBF

IC REG BUCK ADJ 1.25A 10MSOP

Analog Devices Inc.

4,253
LTC3411AEMS#TRPBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.8V 5V 1.25A 2.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP
LT8364EDE#PBF

LT8364EDE#PBF

IC REG BOOST SEPIC 4A 12DFN

Analog Devices Inc.

2,072
LT8364EDE#PBF

Datasheet

- 12-WFDFN 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 12-DFN (4x3)
LTC3308AJV#TRPBF

LTC3308AJV#TRPBF

IC REG BUCK ADJ 4A 12LQFN

Analog Devices Inc.

1,754
LTC3308AJV#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 ~ 150°C (TJ) Surface Mount 12-LQFN (2x2)
LT8410IDC-1#TRMPBF

LT8410IDC-1#TRMPBF

IC REG BOOST ADJ 6MA 8DFN

Analog Devices Inc.

790
LT8410IDC-1#TRMPBF

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost 16V 1.235V 40V (Switch) 6mA (Switch) - - No - -40°C ~ 125°C (TJ) Surface Mount 8-DFN (2x2)
LT1944EMS#PBF

LT1944EMS#PBF

IC REG BOOST ADJ 250MA DL 10MSOP

Analog Devices Inc.

395
LT1944EMS#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Up Positive Adjustable 2 1.2V Boost 15V 1.23V 34V 250mA (Switch) - - No - 0°C ~ 70°C (TA) Surface Mount 10-MSOP
LT1610CS8#PBF

LT1610CS8#PBF

IC REG BST SEPIC ADJ 450MA 8SO

Analog Devices Inc.

321
LT1610CS8#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 0.9V Boost, SEPIC 8V 1.23V 30V (Switch) 450mA (Switch) 1.7MHz - No - 0°C ~ 70°C (TA) Surface Mount 8-SO
TPS65400QRGZTQ1

TPS65400QRGZTQ1

IC REG BCK ADJ 4A/2A QUAD 48VQFN

Texas Instruments

539
TPS65400QRGZTQ1

Datasheet

- 48-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 4 4.5V Buck 18V 0.6V 16.2V 4A, 2A 275kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 48-VQFN (7x7)
LT1615ES5-1#TRPBF

LT1615ES5-1#TRPBF

IC REG BOOST SEPIC ADJ TSOT23-5

Analog Devices Inc.

8,996
LT1615ES5-1#TRPBF

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 1V Boost, SEPIC 15V 1.23V 34V 75mA (Switch) - - No - 0°C ~ 70°C (TA) Surface Mount TSOT-23-5
LTC3315BIV#TRMPBF

LTC3315BIV#TRMPBF

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

Analog Devices Inc.

1,144
LTC3315BIV#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 6MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-LQFN (2x2)
LM2592HVS-5.0/NOPB

LM2592HVS-5.0/NOPB

IC REG BUCK 5V 2A TO263

Texas Instruments

2,410
LM2592HVS-5.0/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tube Active Step-Down Positive Fixed 1 4.5V Buck 60V 5V - 2A 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-5)
MAX1837EUT50+T

MAX1837EUT50+T

IC REG BUCK ADJ/1.25V 250MA SOT6

Analog Devices Inc./Maxim Integrated

2,020
MAX1837EUT50+T

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable (Fixed) 1 4.5V Buck 24V 1.25V (5V) 24V 250mA - - No - -40°C ~ 85°C (TA) Surface Mount SOT-6
LMS3655MQRNLTQ1

LMS3655MQRNLTQ1

IC REG BUCK ADJ 5.5A 22VQFN

Texas Instruments

1,802
LMS3655MQRNLTQ1

Datasheet

- 22-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.9V Buck 36V 1V 15V 5.5A 250kHz ~ 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 22-VQFN-HR (5x4)
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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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