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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
LT1308BIS8#TRPBF

LT1308BIS8#TRPBF

IC REG BOOST SEPIC ADJ 2A 8SO

Analog Devices Inc.

6,044
LT1308BIS8#TRPBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 1V Boost, SEPIC 10V 1.22V 34V 2A (Switch) 600kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SO
LT1308AIS8#TRPBF

LT1308AIS8#TRPBF

IC REG BOOST SEPIC ADJ 2A 8SO

Analog Devices Inc.

3,947
LT1308AIS8#TRPBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 1V Boost, SEPIC 10V 1.22V 34V 2A (Switch) 600kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SO
LT1308BIS8#PBF

LT1308BIS8#PBF

IC REG BOOST SEPIC ADJ 2A 8SO

Analog Devices Inc.

385
LT1308BIS8#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 1V Boost, SEPIC 10V 1.22V 34V 2A (Switch) 600kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SO
MAX764ESA+

MAX764ESA+

IC REG BUCK BOOST ADJ/-1V 8SOIC

Analog Devices Inc./Maxim Integrated

534
MAX764ESA+

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Up/Step-Down Negative Adjustable (Fixed) 1 3V Buck-Boost 16V -1V (-5V) -16V 260mA 300kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SOIC
LT1373IS8#TRPBF

LT1373IS8#TRPBF

IC REG BUCK BOOST ADJ 1.5A 8SO

Analog Devices Inc.

1,654
LT1373IS8#TRPBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) 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) 250kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SO
LT1372IS8#PBF

LT1372IS8#PBF

IC REG BUCK BOOST ADJ 1.5A 8SO

Analog Devices Inc.

4,872
LT1372IS8#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 - -40°C ~ 125°C (TJ) Surface Mount 8-SO
LT8616IUDE#TRPBF

LT8616IUDE#TRPBF

IC REG BUCK ADJ 1.5A/2.5A 28QFN

Analog Devices Inc.

3,181
LT8616IUDE#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)
LT1076CQ#PBF

LT1076CQ#PBF

IC REG BUCK BOOST ADJ 2A DDPAK-5

Analog Devices Inc.

531
LT1076CQ#PBF

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tube Active Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Adjustable 1 8V Buck, Boost, Flyback 45V 2.5V 35V 2A (Switch) 100kHz - No - 0°C ~ 70°C (TA) Surface Mount DDPAK-5
MAX1705EEE+

MAX1705EEE+

IC REG BOOST ADJ 1A 16QSOP

Analog Devices Inc./Maxim Integrated

492
MAX1705EEE+

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Step-Up Positive Adjustable 1 0.9V Boost 5.5V 2.5V 5.5V 1A (Switch) 260kHz ~ 340kHz - No - -40°C ~ 85°C (TA) Surface Mount 16-QSOP
LT8643SEV#PBF

LT8643SEV#PBF

IC REG BUCK ADJ 6A 24LQFN

Analog Devices Inc.

3,107
LT8643SEV#PBF

Datasheet

Silent Switcher®2 24-TFQFN Exposed Pad Tray Active Step-Down Positive Adjustable 1 3.4V Buck 42V 0.97V 42V 6A 200kHz ~ 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 24-LQFN (4x4)
LT1959CS8#PBF

LT1959CS8#PBF

IC REG BUCK SEPIC ADJ 4.5A 8SO

Analog Devices Inc.

707
LT1959CS8#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4.3V Buck, SEPIC 15V 1.21V 12.9V 4.5A (Switch) 500kHz - No - 0°C ~ 125°C (TJ) Surface Mount 8-SO
LTC3615IUF#PBF

LTC3615IUF#PBF

IC REG BUCK ADJ 3A DL 24QFN

Analog Devices Inc.

275
LTC3615IUF#PBF

Datasheet

- 24-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 2 2.25V Buck 5.5V 0.6V 5.5V 3A 400kHz ~ 4MHz - Yes - -55°C ~ 150°C (TJ) Surface Mount 24-QFN (4x4)
LT1765ES8#TRPBF

LT1765ES8#TRPBF

IC REG BUCK ADJ 3A 8SO

Analog Devices Inc.

1,073
LT1765ES8#TRPBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 25V 1.2V 22.5V 3A 1.25MHz - No - 0°C ~ 125°C (TJ) Surface Mount 8-SO
LT1765ES8#PBF

LT1765ES8#PBF

IC REG BUCK ADJ 3A 8SO

Analog Devices Inc.

469
LT1765ES8#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 3V Buck 25V 1.2V 22.5V 3A 1.25MHz - No - 0°C ~ 125°C (TJ) Surface Mount 8-SO
LT8614IUDC#TRPBF

LT8614IUDC#TRPBF

IC REG BUCK ADJ 4A 20QFN

Analog Devices Inc.

9,233
LT8614IUDC#TRPBF

Datasheet

- 20-WFQFN, 18 Leads, Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.4V Buck 42V 3.3V 30V 4A 200kHz ~ 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-QFN (3x4)
LT8614IUDC#PBF

LT8614IUDC#PBF

IC REG BUCK ADJ 4A 20QFN

Analog Devices Inc.

704
LT8614IUDC#PBF

Datasheet

- 20-WFQFN, 18 Leads, Exposed Pad Tube Active Step-Down Positive Adjustable 1 3.4V Buck 42V 3.3V 30V 4A 200kHz ~ 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-QFN (3x4)
LTC3414EFE#PBF

LTC3414EFE#PBF

IC REG BUCK ADJ 4A 20TSSOP

Analog Devices Inc.

682
LTC3414EFE#PBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 2.25V Buck 5.5V 0.8V 5V 4A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 20-TSSOP-EP
LT8645SEV-2#PBF

LT8645SEV-2#PBF

IC REG BUCK ADJ 8A 32LQFN

Analog Devices Inc.

3,117
LT8645SEV-2#PBF

Datasheet

Silent Switcher®2 32-TFQFN Exposed Pad Tray Active Step-Down Positive Adjustable 1 3.4V Buck 65V 0.97V 65V 8A 200kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 32-LQFN (6x4)
LT3692IUH#PBF

LT3692IUH#PBF

IC REG BUCK ADJ 3.5A DL 32QFN

Analog Devices Inc.

172
LT3692IUH#PBF

Datasheet

- 32-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 2 3V Buck 36V 0.8V 34.2V 3.5A 110kHz ~ 2.5MHz - No - -40°C ~ 125°C (TJ) Surface Mount 32-QFN (5x5)
MAX1709EUI+T

MAX1709EUI+T

IC REG BOOST ADJ 7.5A 28TSSOP

Analog Devices Inc./Maxim Integrated

2,891
MAX1709EUI+T

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable (Programmable) 1 0.7V Boost 5V 2.5V (3.3V, 5V) 5.5V 7.5A (Switch) 350kHz ~ 1MHz - No - -40°C ~ 85°C (TA) Surface Mount 28-TSSOP-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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