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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
MAX5035BASA+T

MAX5035BASA+T

IC REG BUCK 5V 1A 8SOIC

Analog Devices Inc./Maxim Integrated

10,594
MAX5035BASA+T

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 7.5V Buck 76V 5V - 1A 125kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LT1616ES6#TRPBF

LT1616ES6#TRPBF

IC REG BUCK ADJ 600MA TSOT23-6

Analog Devices Inc.

3,885
LT1616ES6#TRPBF

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.6V Buck 25V 1.25V 21.75V 600mA 1.4MHz - No - 0°C ~ 70°C (TA) Surface Mount TSOT-23-6
TPS546B24ARVFR

TPS546B24ARVFR

IC REG BUCK ADJ 20A 40LQFN

Texas Instruments

3,576
TPS546B24ARVFR

Datasheet

- 40-PowerLFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.95V Buck 18V 0.6V 5.5V 20A 225kHz ~ 1.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 40-LQFN-CLIP (7x5)
LT1616ES6#TRMPBF

LT1616ES6#TRMPBF

IC REG BUCK ADJ 600MA TSOT23-6

Analog Devices Inc.

2,044
LT1616ES6#TRMPBF

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.6V Buck 25V 1.25V 21.75V 600mA 1.4MHz - No - 0°C ~ 70°C (TA) Surface Mount TSOT-23-6
LT1945EMS#PBF

LT1945EMS#PBF

IC REG BOOST SEPIC ADJ DL 10MSOP

Analog Devices Inc.

1,700
LT1945EMS#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Up, Step-Up/Step-Down Positive and Negative (Dual Rail) Adjustable 2 1.2V Boost, SEPIC 15V ±1.23V ±34V 250mA (Switch) - - No - 0°C ~ 70°C (TJ) Surface Mount 10-MSOP
LT1945EMS#TRPBF

LT1945EMS#TRPBF

IC REG BOOST SEPIC ADJ DL 10MSOP

Analog Devices Inc.

1,332
LT1945EMS#TRPBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive and Negative (Dual Rail) Adjustable 2 1.2V Boost, SEPIC 15V ±1.23V ±34V 250mA (Switch) - - No - 0°C ~ 70°C (TJ) Surface Mount 10-MSOP
LTC3536EMSE#PBF

LTC3536EMSE#PBF

IC REG BUCK BOOST ADJ 1A 12MSOP

Analog Devices Inc.

3,198
LTC3536EMSE#PBF

Datasheet

- 12-TSSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Up/Step-Down Positive Adjustable 1 1.8V Buck-Boost 5.5V 1.8V 5.5V 1A 300kHz ~ 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-MSOP-EP
ICL7660ESA+T

ICL7660ESA+T

IC REG CHARGE PUMP 20MA 8SOIC

Analog Devices Inc./Maxim Integrated

1,479
ICL7660ESA+T

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) 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
TPS53319DQPT

TPS53319DQPT

IC REG BUCK ADJ 14A 22LSON-CLIP

Texas Instruments

1,375
TPS53319DQPT

Datasheet

D-CAP™, Eco-Mode™ 22-PowerLFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 1.5V Buck 22V 0.6V 5.5V 14A 250kHz ~ 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 22-LSON-CLIP (6x5)
MAX1556ETB+T

MAX1556ETB+T

IC REG BUCK ADJ 1.2A 10TDFN

Analog Devices Inc./Maxim Integrated

9,309
MAX1556ETB+T

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable (Programmable) 1 2.6V Buck 5.5V 0.75V (1.8V, 2.5V, 3.3V) 5.5V 1.2A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-TDFN (3x3)
MAX5035DUSA+T

MAX5035DUSA+T

IC REG BUCK ADJ 1A 8SOIC

Analog Devices Inc./Maxim Integrated

5,135
MAX5035DUSA+T

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 7.5V Buck 76V 1.25V 13.2V 1A 125kHz - No - 0°C ~ 85°C (TA) Surface Mount 8-SOIC
MAX17572ATC+

MAX17572ATC+

IC REG BUCK ADJ 1A 12TDFN

Analog Devices Inc./Maxim Integrated

1,015
MAX17572ATC+

Datasheet

- 12-WFDFN Exposed Pad Tray 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)
LT3580EMS8E#TRPBF

LT3580EMS8E#TRPBF

IC REG BOOST CUK ADJ 2A 8MSOP

Analog Devices Inc.

513
LT3580EMS8E#TRPBF

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive or Negative Adjustable 1 2.5V Boost, Cuk, SEPIC 32V 5V 42V (Switch) 2A (Switch) 200kHz ~ 2MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-MSOP-EP
MAX20008AFOC/VY+T

MAX20008AFOC/VY+T

IC REG BUCK 5V 8A 17FC2QFN

Analog Devices Inc./Maxim Integrated

3,995
MAX20008AFOC/VY+T

Datasheet

- 17-PowerWFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 3.5V Buck 36V 5V - 8A 220kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C Surface Mount, Wettable Flank 17-FC2QFN (3.5x3.75)
MAX20008AFOA/VY+

MAX20008AFOA/VY+

IC REG BUCK 5V 8A 17FC2QFN

Analog Devices Inc./Maxim Integrated

3,851
MAX20008AFOA/VY+

Datasheet

- 17-PowerWFQFN Tray Active Step-Down Positive Fixed 1 3.5V Buck 36V 5V - 8A 220kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C Surface Mount, Wettable Flank 17-FC2QFN (3.5x3.75)
LT1931ES5#TRMPBF

LT1931ES5#TRMPBF

IC REG CUK ADJ 1A TSOT23-5

Analog Devices Inc.

11,524
LT1931ES5#TRMPBF

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up/Step-Down Negative Adjustable 1 2.45V Cuk 16V -1.255V -34V 1A (Switch) 1.2MHz - No - 0°C ~ 70°C (TA) Surface Mount TSOT-23-5
LT1931AES5#TRPBF

LT1931AES5#TRPBF

IC REG CUK ADJ 1A TSOT23-5

Analog Devices Inc.

3,085
LT1931AES5#TRPBF

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up/Step-Down Negative Adjustable 1 2.45V Cuk 16V -1.255V -34V 1A (Switch) 2.2MHz - No - 0°C ~ 70°C (TA) Surface Mount TSOT-23-5
LT1931AES5#TRMPBF

LT1931AES5#TRMPBF

IC REG CUK ADJ 1A TSOT23-5

Analog Devices Inc.

1,546
LT1931AES5#TRMPBF

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up/Step-Down Negative Adjustable 1 2.45V Cuk 16V -1.255V -34V 1A (Switch) 2.2MHz - No - 0°C ~ 70°C (TA) Surface Mount TSOT-23-5
LT1931ES5#TRPBF

LT1931ES5#TRPBF

IC REG CUK ADJ 1A TSOT23-5

Analog Devices Inc.

1,329
LT1931ES5#TRPBF

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up/Step-Down Negative Adjustable 1 2.45V Cuk 16V -1.255V -34V 1A (Switch) 1.2MHz - No - 0°C ~ 70°C (TA) Surface Mount TSOT-23-5
MAX20408AFOD/VY+

MAX20408AFOD/VY+

IC REG BUCK ADJ/0.8V 8A 17FC2QFN

Analog Devices Inc./Maxim Integrated

908
MAX20408AFOD/VY+

Datasheet

- 17-PowerWFQFN Tray Active Step-Down Positive Adjustable (Fixed) 1 3V Buck 36V 0.8V (3.3V) 6V 8A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 17-FC2QFN (3.5x3.75)
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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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