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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
MAX1763EUE+

MAX1763EUE+

IC REG BOOST ADJ/2.5V 2A 16TSSOP

Analog Devices Inc./Maxim Integrated

531
MAX1763EUE+

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Up Positive Adjustable (Fixed) 1 0.7V Boost 5.5V 2.5V (3.3V) 5.5V 2A (Switch) 750kHz ~ 1.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-TSSOP-EP
LT3973IMSE#TRPBF

LT3973IMSE#TRPBF

IC REG BUCK ADJ 750MA 10MSOP

Analog Devices Inc.

1,955
LT3973IMSE#TRPBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.2V Buck 42V 1.21V 24V 750mA 195kHz ~ 2.15MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP-EP
LTC3646IDE-1#PBF

LTC3646IDE-1#PBF

IC REG BUCK ADJ 1A 14DFN

Analog Devices Inc.

1,289
LTC3646IDE-1#PBF

Datasheet

- 14-WFDFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 4V Buck 40V 0.6V 15V 1A 200kHz ~ 3MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 14-DFN (4x3)
LT3990HMSE-5#PBF

LT3990HMSE-5#PBF

IC REG BUCK 5V 350MA 16MSOP

Analog Devices Inc.

496
LT3990HMSE-5#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Fixed 1 4.2V Buck 62V 5V - 350mA 210kHz ~ 2.3MHz - No - -40°C ~ 150°C (TJ) Surface Mount 16-MSOP-EP
LT1300CN8#PBF

LT1300CN8#PBF

IC REG BUCK BST PROG 220MA 8PDIP

Analog Devices Inc.

152
LT1300CN8#PBF

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Active Step-Up, Step-Up/Step-Down Positive Programmable 1 1.8V Boost, Buck-Boost 10V 3.3V, 5V - 220mA 155kHz - No - 0°C ~ 70°C (TA) Through Hole 8-PDIP
LT3973IMSE#PBF

LT3973IMSE#PBF

IC REG BUCK ADJ 750MA 10MSOP

Analog Devices Inc.

149
LT3973IMSE#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 4.2V Buck 42V 1.21V 24V 750mA 195kHz ~ 2.15MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP-EP
LT1172HVCT#06PBF

LT1172HVCT#06PBF

IC REG BCK BST ADJ 1.25A TO220-5

Analog Devices Inc.

2,204
LT1172HVCT#06PBF

Datasheet

- TO-220-5 Tube Active Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Adjustable 1 3V Buck, Boost, Cuk, Flyback, Forward Converter 60V 1.244V 75V (Switch) 1.25A (Switch) 100kHz - No - 0°C ~ 100°C (TJ) Through Hole TO-220-5 Flow 6
LT8494IFE#PBF

LT8494IFE#PBF

IC REG BST CHRG PUMP ADJ 20TSSOP

Analog Devices Inc.

1,884
LT8494IFE#PBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 1V Boost, Charge Pump, Flyback, SEPIC 60V 1.202V 70V (Switch) 2A 250kHz ~ 1.5MHz - No - -40°C ~ 125°C (TJ) Surface Mount 20-TSSOP-EP
LT3685EMSE#PBF

LT3685EMSE#PBF

IC REG BUCK ADJ 2A 10MSOP

Analog Devices Inc.

3,880
LT3685EMSE#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 3.6V Buck 36V 0.79V 20V 2A 200kHz ~ 2.4MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP-EP
LTC3245IDE#PBF

LTC3245IDE#PBF

IC REG CHRG PUMP ADJ 250MA 12DFN

Analog Devices Inc.

659
LTC3245IDE#PBF

Datasheet

- 12-WFDFN Exposed Pad Tube Active Step-Up/Step-Down Positive Adjustable (Programmable) 1 2.7V Charge Pump 38V 2.5V (3.3V, 5V) 5V 250mA 450kHz - No - -40°C ~ 125°C (TJ) Surface Mount 12-DFN (4x3)
LTC3536IDD#PBF

LTC3536IDD#PBF

IC REG BUCK BOOST ADJ 1A 10DFN

Analog Devices Inc.

4,977
LTC3536IDD#PBF

Datasheet

- 10-WFDFN 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 10-DFN (3x3)
LTC3310HV-1#TRMPBF

LTC3310HV-1#TRMPBF

IC REG BUCK ADJ 10A 18LQFN

Analog Devices Inc.

1,689
LTC3310HV-1#TRMPBF

Datasheet

Silent Switcher®1 18-TFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.25V Buck 5.5V 0.5V 5.5V 10A 2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 18-LQFN (3x3)
LT1767EMS8E#TRPBF

LT1767EMS8E#TRPBF

IC REG BUCK SEPIC ADJ 1.5A 8MSOP

Analog Devices Inc.

14,129
LT1767EMS8E#TRPBF

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck, SEPIC 25V 1.2V 22.5V 1.5A 1.25MHz - No - 0°C ~ 125°C (TJ) Surface Mount 8-MSOP-EP
MAX1974EUB+

MAX1974EUB+

IC REG BUCK ADJ 1A 10UMAX

Analog Devices Inc./Maxim Integrated

391
MAX1974EUB+

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable (Programmable) 1 2.6V Buck 5.5V 0.75V (1V, 1.5V) 5.5V 1A 1.4MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-uMAX/uSOP
LTC1707IS8#PBF

LTC1707IS8#PBF

IC REG BUCK ADJ 600MA 8SO

Analog Devices Inc.

147
LTC1707IS8#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 2.85V Buck 8.5V 0.8V 8.5V 600mA 35kHz ~ 350kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SO
LT1767EMS8E-2.5#PBF

LT1767EMS8E-2.5#PBF

IC REG BCK SEPIC 2.5V 1.5A 8MSOP

Analog Devices Inc.

1,286
LT1767EMS8E-2.5#PBF

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Fixed 1 3V Buck, SEPIC 25V 2.5V - 1.5A 1.25MHz - No - 0°C ~ 125°C (TJ) Surface Mount 8-MSOP-EP
MAX1973EUB+

MAX1973EUB+

IC REG BUCK ADJ 1A 10UMAX

Analog Devices Inc./Maxim Integrated

2,853
MAX1973EUB+

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable (Programmable) 1 2.6V Buck 5.5V 0.75V (1.8V, 2.5V) 5.5V 1A 1.4MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-uMAX/uSOP
LT3493IDCB#TRMPBF

LT3493IDCB#TRMPBF

IC REG BUCK ADJ 1.2A 6DFN

Analog Devices Inc.

948
LT3493IDCB#TRMPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.6V Buck 36V 0.78V 34.2V 1.2A 750kHz - No - -40°C ~ 125°C (TJ) Surface Mount 6-DFN (2x3)
BD7F200EFJ-LBE2

BD7F200EFJ-LBE2

IC REG FLYBACK ADJ 2.2A 8HTSOP-J

Rohm Semiconductor

2,348
BD7F200EFJ-LBE2

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive, Isolation Capable Adjustable 1 8V Flyback 40V 0.78V 50V (Switch) 2.2A (Switch) 400kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-HTSOP-J
LT8610ABHMSE-5#PBF

LT8610ABHMSE-5#PBF

IC REG BUCK 5V 3.5A 16MSOP

Analog Devices Inc.

792
LT8610ABHMSE-5#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Fixed 1 3.4V Buck 42V 5V - 3.5A 200kHz ~ 2.24MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 16-MSOP-EP
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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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