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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
MAX1795EUA+

MAX1795EUA+

IC REG BOOST ADJ 200MA 8UMAX

Analog Devices Inc./Maxim Integrated

1,059
MAX1795EUA+

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Step-Up Positive Adjustable (Programmable) 1 1V Boost 5.5V 2V (3.3V, 5V) 5.5V 200mA (Switch) 500kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-uMAX/uSOP
LTC3612IFE#PBF

LTC3612IFE#PBF

IC REG BUCK ADJ 3A 20TSSOP

Analog Devices Inc.

1,153
LTC3612IFE#PBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 2.25V Buck 5.5V 0.6V 5.5V 3A 300kHz ~ 4MHz - Yes - -55°C ~ 150°C (TJ) Surface Mount 20-TSSOP-EP
LT1372CS8#PBF

LT1372CS8#PBF

IC REG BUCK BOOST ADJ 1.5A 8SO

Analog Devices Inc.

751
LT1372CS8#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Adjustable 1 2.7V Buck, Boost, Cuk, Flyback, Forward Converter, SEPIC 30V 1.245V 35V (Switch) 1.5A (Switch) 500kHz - No - 0°C ~ 125°C (TJ) Surface Mount 8-SO
MAX710ESE+T

MAX710ESE+T

IC REG BUCK BOOST 3.3V/5V 16SOIC

Analog Devices Inc./Maxim Integrated

4,363
MAX710ESE+T

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Down Positive Fixed 1 1.8V Buck, Boost 11V 3.3V, 5V - 1.1A (Switch) - - No - -40°C ~ 85°C (TA) Surface Mount 16-SOIC
LT3693EDD#TRPBF

LT3693EDD#TRPBF

IC REG BUCK ADJ 3.5A 10DFN

Analog Devices Inc.

7,008
LT3693EDD#TRPBF

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.6V Buck 36V 0.79V 30V 3.5A 230kHz ~ 2.45MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-DFN (3x3)
LT3693EDD#PBF

LT3693EDD#PBF

IC REG BUCK ADJ 3.5A 10DFN

Analog Devices Inc.

1,860
LT3693EDD#PBF

Datasheet

- 10-WFDFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 3.6V Buck 36V 0.79V 30V 3.5A 230kHz ~ 2.45MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-DFN (3x3)
TPS549D22RVFT

TPS549D22RVFT

IC REG BUCK ADJ 40A 40LQFN

Texas Instruments

1,058
TPS549D22RVFT

Datasheet

SWIFT™, D-CAP3™, Eco-Mode™ 40-PowerLFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 22V 0.6V 5.5V 40A Selectable - Yes - -40°C ~ 125°C (TJ) Surface Mount 40-LQFN-CLIP (7x5)
LT3514IUFD#PBF

LT3514IUFD#PBF

IC REG BCK ADJ 2A/1A TRPL 28QFN

Analog Devices Inc.

978
LT3514IUFD#PBF

Datasheet

- 28-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 3 3.2V Buck 36V 0.8V 36V 2A, 1A 270kHz ~ 2.1MHz - No - -40°C ~ 125°C (TJ) Surface Mount 28-QFN (4x5)
MAX660CSA+

MAX660CSA+

IC REG CHRG PUMP INV 100MA 8SOIC

Analog Devices Inc./Maxim Integrated

831
MAX660CSA+

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Ratiometric Positive or Negative Fixed 1 1.5V Charge Pump 5.5V -Vin, 2Vin - 100mA 10kHz, 80kHz - No - 0°C ~ 70°C (TA) Surface Mount 8-SOIC
LTC1516IS8#PBF

LTC1516IS8#PBF

IC REG CHARGE PUMP 5V 50MA 8SO

Analog Devices Inc.

500
LTC1516IS8#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Up Positive Fixed 1 2V Charge Pump 5V 5V - 50mA 600kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SO
MAX15303AA00+CM

MAX15303AA00+CM

IC REG BUCK ADJ 6A 40TQFN

Analog Devices Inc./Maxim Integrated

963
MAX15303AA00+CM

Datasheet

- 40-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 4.5V Buck 14V 0.5V 5.25V 6A 300kHz ~ 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 40-TQFN (6x6)
MAX710ESE+

MAX710ESE+

IC REG BUCK BOOST 3.3V/5V 16SOIC

Analog Devices Inc./Maxim Integrated

336
MAX710ESE+

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Step-Up, Step-Down Positive Fixed 1 1.8V Buck, Boost 11V 3.3V, 5V - 1.1A (Switch) - - No - -40°C ~ 85°C (TA) Surface Mount 16-SOIC
LT7101EUHE#PBF

LT7101EUHE#PBF

IC REG BUCK ADJ 1A 36QFN

Analog Devices Inc.

3,933
LT7101EUHE#PBF

Datasheet

- 36-WFQFN, 26 Leads, Exposed Pad Tube Active Step-Down Positive Adjustable 1 4.4V Buck 105V 1V 105V 1A 200kHz ~ 2MHz - Yes - -40°C ~ 125°C (TA) Surface Mount 36-QFN (5x6)
LTC3421EUF#TRPBF

LTC3421EUF#TRPBF

IC REG BOOST ADJ 1A 24QFN

Analog Devices Inc.

7,378
LTC3421EUF#TRPBF

Datasheet

- 24-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.5V Boost 4.5V 2.4V 5.25V 1A (Switch) 100kHz ~ 3MHz - No - -40°C ~ 85°C (TA) Surface Mount 24-QFN (4x4)
LTC3428EDD#TRPBF

LTC3428EDD#TRPBF

IC REG BOOST ADJ 2A 10DFN

Analog Devices Inc.

7,022
LTC3428EDD#TRPBF

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 1.6V Boost 4.5V 1.6V 5.25V 2A (Switch) 1MHz - No - -40°C ~ 85°C (TA) Surface Mount 10-DFN (3x3)
LT3481IDD#PBF

LT3481IDD#PBF

IC REG BUCK ADJ 2A 10DFN

Analog Devices Inc.

7,823
LT3481IDD#PBF

Datasheet

- 10-WFDFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 3.6V Buck 34V 1.265V 20V 2A 300kHz ~ 2.8MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-DFN (3x3)
LT8304IS8E#TRPBF

LT8304IS8E#TRPBF

IC REG FLYBACK ADJ 2A 8SOIC

Analog Devices Inc.

902
LT8304IS8E#TRPBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive or Negative, Isolation Capable Adjustable 1 3V Flyback 100V 1V 150V (Switch) 2A (Switch) 11kHz ~ 350kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC-EP
LT3481IMSE#PBF

LT3481IMSE#PBF

IC REG BUCK ADJ 2A 10MSOP

Analog Devices Inc.

512
LT3481IMSE#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 3.6V Buck 34V 1.265V 20V 2A 300kHz ~ 2.8MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP-EP
LT8610IMSE#TRPBF

LT8610IMSE#TRPBF

IC REG BUCK ADJ 2.5A 16MSOP

Analog Devices Inc.

5,968
LT8610IMSE#TRPBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.4V Buck 42V 0.97V 40V 2.5A 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
LT3995IMSE#PBF

LT3995IMSE#PBF

IC REG BUCK ADJ 3A 16MSOP

Analog Devices Inc.

4,296
LT3995IMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 4.3V Buck 60V 1.197V 55.8V 3A 200kHz ~ 2.25MHz - No - -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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