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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
LT8582IDKD#TRPBF

LT8582IDKD#TRPBF

IC REG BST CUK ADJ 3.3A DL 24DFN

Analog Devices Inc.

1,757
LT8582IDKD#TRPBF

Datasheet

- 24-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive or Negative Adjustable 2 2.5V Boost, Cuk, Flyback, SEPIC 22V 2.5V 42V (Switch) 3.3A (Switch) 200kHz ~ 2.5MHz - No - -40°C ~ 125°C (TJ) Surface Mount 24-DFN (7x4)
LT8620IMSE#PBF

LT8620IMSE#PBF

IC REG BUCK ADJ 2A 16MSOP

Analog Devices Inc.

894
LT8620IMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 3.4V Buck 65V 0.97V 64.75V 2A 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
LT8610ACIMSE#TRPBF

LT8610ACIMSE#TRPBF

IC REG BUCK ADJ 3.5A 16MSOP

Analog Devices Inc.

835
LT8610ACIMSE#TRPBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 42V 0.8V 42V 3.5A 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
LT8620IUDD#PBF

LT8620IUDD#PBF

IC REG BUCK ADJ 2A 24QFN

Analog Devices Inc.

797
LT8620IUDD#PBF

Datasheet

- 24-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 3.4V Buck 65V 0.97V 64.75V 2A 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 24-QFN (3x5)
LT8610AIMSE#TRPBF

LT8610AIMSE#TRPBF

IC REG BUCK ADJ 3.5A 16MSOP

Analog Devices Inc.

699
LT8610AIMSE#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 42V 3.5A 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
LT8471IFE#PBF

LT8471IFE#PBF

IC REG BUCK BOOST ADJ DL 20TSSOP

Analog Devices Inc.

378
LT8471IFE#PBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Adjustable 2 2.6V Buck, Boost, Flyback, SEPIC 50V 2.6V 50V (Switch) 1.35A (Switch), 2.1A (Switch) 100kHz ~ 2MHz - No - -40°C ~ 125°C (TJ) Surface Mount 20-TSSOP-EP
LT3482IUD#TRPBF

LT3482IUD#TRPBF

IC REG BST CHARGE PUMP ADJ 16QFN

Analog Devices Inc.

8,046
LT3482IUD#TRPBF

Datasheet

- 16-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost, Charge Pump 16V 5V 90V 280mA (Switch) 650kHz ~ 1.1MHz - No - -40°C ~ 85°C (TA) Surface Mount 16-QFN (3x3)
LT1940EFE#TRPBF

LT1940EFE#TRPBF

IC REG BUCK ADJ 1.4A DL 16TSSOP

Analog Devices Inc.

6,332
LT1940EFE#TRPBF

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 3.6V Buck 25V 1.25V 22V 1.4A 1.1MHz - No - 0°C ~ 70°C (TA) Surface Mount 16-TSSOP-EP
LT3480IDD#TRPBF

LT3480IDD#TRPBF

IC REG BUCK ADJ 2A 10DFN

Analog Devices Inc.

2,858
LT3480IDD#TRPBF

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) 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-DFN (3x3)
LTC7151SIV#PBF

LTC7151SIV#PBF

IC REG BUCK ADJ 15A 28LQFN

Analog Devices Inc.

1,625
LTC7151SIV#PBF

Datasheet

- 28-VFQFN Exposed Pad Tray Active Step-Down Positive Adjustable 1 3.1V Buck 20V 0.5V 5.5V 15A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 28-LQFN (5x4)
LTC7151SIV#TRPBF

LTC7151SIV#TRPBF

IC REG BUCK ADJ 15A 28LQFN

Analog Devices Inc.

742
LTC7151SIV#TRPBF

Datasheet

- 28-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.1V Buck 20V 0.5V 5.5V 15A 400kHz ~ 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 28-LQFN (5x4)
LT3680EDD#TRPBF

LT3680EDD#TRPBF

IC REG BUCK ADJ 3.5A 10DFN

Analog Devices Inc.

8,146
LT3680EDD#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)
LT8616EUDE#TRPBF

LT8616EUDE#TRPBF

IC REG BUCK ADJ 1.5A/2.5A 28QFN

Analog Devices Inc.

6,432
LT8616EUDE#TRPBF

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 3.4V Buck 42V 0.79V 41.8V 1.5A, 2.5A 200kHz ~ 3MHz - Yes - -40°C ~ 125°C (TA) Surface Mount 28-QFN (3x6)
LT3680EDD#PBF

LT3680EDD#PBF

IC REG BUCK ADJ 3.5A 10DFN

Analog Devices Inc.

771
LT3680EDD#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)
LTC3113EFE#PBF

LTC3113EFE#PBF

IC REG BUCK BOOST ADJ 3A 20TSSOP

Analog Devices Inc.

629
LTC3113EFE#PBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Up/Step-Down Positive Adjustable 1 1.8V Buck-Boost 5.5V 1.8V 5.5V 3A 300kHz ~ 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-TSSOP-EP
LT8610HMSE#PBF

LT8610HMSE#PBF

IC REG BUCK ADJ 2.5A 16MSOP

Analog Devices Inc.

204
LT8610HMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 3.4V Buck 42V 0.97V 40V 2.5A 200kHz ~ 2.2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 16-MSOP-EP
LTC3112EFE#PBF

LTC3112EFE#PBF

IC REG BUCK BST ADJ 2.5A 20TSSOP

Analog Devices Inc.

3,120
LTC3112EFE#PBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Up/Step-Down Positive Adjustable 1 2.7V Buck-Boost 15V 2.5V 14V 2.5A 750kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-TSSOP-EP
LT8611IUDD#TRPBF

LT8611IUDD#TRPBF

IC REG BUCK ADJ 2.5A 24QFN

Analog Devices Inc.

3,221
LT8611IUDD#TRPBF

Datasheet

- 24-WFQFN 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 24-QFN (3x5)
LTC7138IMSE#PBF

LTC7138IMSE#PBF

IC REG BUCK ADJ 400MA 16MSOP

Analog Devices Inc.

2,441
LTC7138IMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width), 12 Leads, Exposed Pad Tube Active Step-Down Positive Adjustable (Programmable) 1 4V Buck 140V 0.8V (1.8V, 3.3V, 5V) 140V 400mA - - No - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
LT3980IMSE#PBF

LT3980IMSE#PBF

IC REG BUCK ADJ 2A 16MSOP

Analog Devices Inc.

2,039
LT3980IMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 3.6V Buck 58V 0.79V 57.42V 2A 225kHz ~ 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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