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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
LT1930AES5#TRPBF

LT1930AES5#TRPBF

IC REG BST FLYBACK ADJ TSOT23-5

Analog Devices Inc.

2,818
LT1930AES5#TRPBF

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 2.45V Boost, Flyback, SEPIC 16V 2.45V 36V (Switch) 1A (Switch) 2.2MHz - No - 0°C ~ 70°C (TA) Surface Mount TSOT-23-5
LTC3307AHV#TRPBF

LTC3307AHV#TRPBF

IC REG BUCK ADJ 3A 12LQFN

Analog Devices Inc.

2,522
LTC3307AHV#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 ~ 125°C (TJ) Surface Mount 12-LQFN (2x2)
LTC3307AHV#TRMPBF

LTC3307AHV#TRMPBF

IC REG BUCK ADJ 3A 12LQFN

Analog Devices Inc.

2,193
LTC3307AHV#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)
LT1931IS5#TRMPBF

LT1931IS5#TRMPBF

IC REG CUK ADJ 1A TSOT23-5

Analog Devices Inc.

2,102
LT1931IS5#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 - -40°C ~ 85°C (TA) Surface Mount TSOT-23-5
LT1931AIS5#TRMPBF

LT1931AIS5#TRMPBF

IC REG CUK ADJ 1A TSOT23-5

Analog Devices Inc.

1,605
LT1931AIS5#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 - -40°C ~ 85°C (TA) Surface Mount TSOT-23-5
LM2585SX-ADJ/NOPB

LM2585SX-ADJ/NOPB

IC REG BST FLYBACK ADJ 3A TO263

Texas Instruments

1,121
LM2585SX-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA 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 - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-5)
LM2585T-ADJ/NOPB

LM2585T-ADJ/NOPB

IC REG BST FLYBCK ADJ 3A TO220-5

Texas Instruments

1,471
LM2585T-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® TO-220-5 Formed Leads Tube Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 4V Boost, Flyback, Forward Converter 40V 1.23V 60V 3A (Switch) 100kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
LTC3125EDCB#TRMPBF

LTC3125EDCB#TRMPBF

IC REG BOOST ADJ 1.2A 8DFN

Analog Devices Inc.

1,142
LTC3125EDCB#TRMPBF

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V 2V 5.25V 1.2A (Switch) 1.6MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-DFN (2x3)
LT3503EDCB#TRMPBF

LT3503EDCB#TRMPBF

IC REG BUCK ADJ 1A 6DFN

Analog Devices Inc.

724
LT3503EDCB#TRMPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.6V Buck 20V 0.78V 16.2V 1A 2.2MHz - No - -40°C ~ 85°C (TA) Surface Mount 6-DFN (2x3)
LT8570EMS8E#PBF

LT8570EMS8E#PBF

IC REG BOOST CUK ADJ 750MA 8MSOP

Analog Devices Inc.

5,925
LT8570EMS8E#PBF

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Up, Step-Up/Step-Down Positive or Negative Adjustable 1 2.55V Boost, Cuk, SEPIC 40V 0.003V, 1.204V 65V (Switch) 750mA (Switch) 200kHz ~ 1.5MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-MSOP-EP
LT8608EMSE#PBF

LT8608EMSE#PBF

IC REG BUCK ADJ 1.5A 10MSOP

Analog Devices Inc.

5,087
LT8608EMSE#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 3V Buck 42V 0.778V 42V 1.5A 200kHz ~ 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP-EP
LT8608EMSE#TRPBF

LT8608EMSE#TRPBF

IC REG BUCK ADJ 1.5A 10MSOP

Analog Devices Inc.

1,892
LT8608EMSE#TRPBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 42V 0.778V 42V 1.5A 200kHz ~ 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP-EP
LT8570EMS8E-1#PBF

LT8570EMS8E-1#PBF

IC REG BST CHARGE PUMP ADJ 8MSOP

Analog Devices Inc.

774
LT8570EMS8E-1#PBF

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Up, Step-Up/Step-Down Positive or Negative Adjustable 1 2.55V Boost, Charge Pump, Cuk, SEPIC 40V 0.003V, 1.204V 65V (Switch) 375mA (Switch) 200kHz ~ 1.5MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-MSOP-EP
LT8570EDD#TRPBF

LT8570EDD#TRPBF

IC REG BOOST CUK ADJ 750MA 8DFN

Analog Devices Inc.

470
LT8570EDD#TRPBF

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive or Negative Adjustable 1 2.55V Boost, Cuk, SEPIC 40V 0.003V, 1.204V 65V (Switch) 750mA (Switch) 200kHz ~ 1.5MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-DFN (3x3)
LT8570EDD-1#PBF

LT8570EDD-1#PBF

IC REG BST CHARGE PUMP ADJ 8DFN

Analog Devices Inc.

202
LT8570EDD-1#PBF

Datasheet

- 8-WFDFN Exposed Pad Tube Active Step-Up, Step-Up/Step-Down Positive or Negative Adjustable 1 2.55V Boost, Charge Pump, Cuk, SEPIC 40V 0.003V, 1.204V 65V (Switch) 375mA (Switch) 200kHz ~ 1.5MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-DFN (3x3)
LT3462AES6#TRPBF

LT3462AES6#TRPBF

IC REG CUK ADJ 250MA TSOT23-6

Analog Devices Inc.

4,348
LT3462AES6#TRPBF

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up/Step-Down Negative Adjustable 1 2.5V Cuk 16V -1.265V -38V 250mA 2.7MHz - No - -40°C ~ 85°C (TA) Surface Mount TSOT-23-6
LT3462AES6#TRMPBF

LT3462AES6#TRMPBF

IC REG CUK ADJ 250MA TSOT23-6

Analog Devices Inc.

4,120
LT3462AES6#TRMPBF

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up/Step-Down Negative Adjustable 1 2.5V Cuk 16V -1.265V -38V 250mA 2.7MHz - No - -40°C ~ 85°C (TA) Surface Mount TSOT-23-6
LT3462ES6#TRMPBF

LT3462ES6#TRMPBF

IC REG CUK ADJ 250MA TSOT23-6

Analog Devices Inc.

3,393
LT3462ES6#TRMPBF

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up/Step-Down Negative Adjustable 1 2.5V Cuk 16V -1.265V -38V 250mA 1.2MHz - No - 0°C ~ 70°C (TA) Surface Mount TSOT-23-6
LT3483ES6#TRMPBF

LT3483ES6#TRMPBF

IC REG BUCK BOOST ADJ TSOT23-6

Analog Devices Inc.

2,018
LT3483ES6#TRMPBF

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up, Step-Down, Step-Up/Step-Down Negative Adjustable 1 2.5V Buck, Boost, Charge Pump, Flyback 16V -2.5V -38V 170mA (Switch) - - No - -40°C ~ 85°C (TA) Surface Mount TSOT-23-6
MAX889TESA+T

MAX889TESA+T

IC REG CHRG PUMP ADJ 200MA 8SOIC

Analog Devices Inc./Maxim Integrated

1,917
MAX889TESA+T

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Negative Adjustable 1 2.7V Charge Pump 5.5V -2.5V -5.5V 200mA 2MHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SOIC
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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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