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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
LM22678QTJE-ADJ/NOPB

LM22678QTJE-ADJ/NOPB

IC REG BUCK ADJ 5A TO263-7

Texas Instruments

560
LM22678QTJE-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-7 Thin Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 1.285V 37V 5A 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount TO-263-7 Thin
TPS55165QPWPTQ1

TPS55165QPWPTQ1

IC REG BUCK BST 5V/12V 20HTSSOP

Texas Instruments

497
TPS55165QPWPTQ1

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 3.6V Buck-Boost 36V 5V, 12V - 1A 2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount 20-HTSSOP
LTC3606BEDD#PBF

LTC3606BEDD#PBF

IC REG BUCK ADJ 800MA 8DFN

Analog Devices Inc.

404
LTC3606BEDD#PBF

Datasheet

- 8-WFDFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5V 800mA 2.25MHz - Yes - -40°C ~ 85°C (TJ) Surface Mount 8-DFN (3x3)
MAX17270ETE+

MAX17270ETE+

IC REG BUCK BST PROG TRPL 16TQFN

Analog Devices Inc./Maxim Integrated

2,372
MAX17270ETE+

Datasheet

- 16-WFQFN Exposed Pad Tray Active Step-Up, Step-Down Positive Programmable 3 2.7V Buck-Boost 5.5V 0.8V 5.175V 1.2A - - Yes - -40°C ~ 85°C Surface Mount 16-TQFN (3x3)
MAX17243ETPB+

MAX17243ETPB+

IC REG BUCK ADJ/1V 3A 20TQFN

Analog Devices Inc./Maxim Integrated

3,006
MAX17243ETPB+

Datasheet

- 20-WQFN Exposed Pad Tray Active Step-Down Positive Adjustable (Fixed) 1 3.5V Buck 36V 1V (3.3V) 10V 3A 220kHz ~ 2.2MHz - Yes - -40°C ~ 85°C Surface Mount 20-TQFN (5x5)
LTC3315BJV#TRMPBF

LTC3315BJV#TRMPBF

IC REG BUCK ADJ 2A/2A DL 12LQFN

Analog Devices Inc.

1,088
LTC3315BJV#TRMPBF

Datasheet

- 12-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.25V Buck 5.5V 0.5V 5.5V 2A, 2A 6MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 12-LQFN (2x2)
LTC1522CS8#PBF

LTC1522CS8#PBF

IC REG CHARGE PUMP 5V 20MA 8SO

Analog Devices Inc.

137
LTC1522CS8#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Up Positive Fixed 1 2.7V Charge Pump 5V 5V - 20mA 700kHz - No - 0°C ~ 70°C (TA) Surface Mount 8-SO
MAX20057ATIA/VY+

MAX20057ATIA/VY+

IC REG BOOST ADJ 3.5A DL 28TQFN

Analog Devices Inc./Maxim Integrated

154
MAX20057ATIA/VY+

Datasheet

- 28-WFQFN Exposed Pad Tray Active Step-Up Positive Adjustable 2 2V Boost 40V 1V 14V 3.5A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 125°C Surface Mount, Wettable Flank 28-TQFN (5x5)
MAX16907SAUE/V+

MAX16907SAUE/V+

IC REG BUCK ADJ/1V 3A 16TSSOP

Analog Devices Inc./Maxim Integrated

1,116
MAX16907SAUE/V+

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable (Fixed) 1 3.5V Buck 36V 1V (5V) 10V 3A 2.2MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 16-TSSOP-EP
MAX1678EUA+T

MAX1678EUA+T

IC REG BST ADJ/2V 550MA 8UMAX

Analog Devices Inc./Maxim Integrated

1,035
MAX1678EUA+T

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up Positive Adjustable (Fixed) 1 0.7V Boost 5.5V 2V (3.3V) 5.5V 550mA (Switch) 150kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-uMAX/uSOP
LTC3499BEMS8#PBF

LTC3499BEMS8#PBF

IC REG BOOST ADJ 750MA 8MSOP

Analog Devices Inc.

400
LTC3499BEMS8#PBF

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V 2V 6V 750mA (Switch) 1.2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-MSOP
LTC3499EMS8#PBF

LTC3499EMS8#PBF

IC REG BOOST ADJ 750MA 8MSOP

Analog Devices Inc.

240
LTC3499EMS8#PBF

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V 2V 6V 750mA (Switch) 1.2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-MSOP
LTC3499EDD#PBF

LTC3499EDD#PBF

IC REG BOOST ADJ 750MA 8DFN

Analog Devices Inc.

109
LTC3499EDD#PBF

Datasheet

- 8-WFDFN Exposed Pad Tube Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V 2V 6V 750mA (Switch) 1.2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-DFN (3x3)
LTC3308BHV#TRMPBF

LTC3308BHV#TRMPBF

IC REG BUCK ADJ 2A/2A DL 12LQFN

Analog Devices Inc.

993
LTC3308BHV#TRMPBF

Datasheet

Silent Switcher®1 12-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.25V Buck 5.5V 0.5V 5.5V 2A, 2A 6MHz - Yes - -55°C ~ 150°C (TJ) Surface Mount 12-LQFN (2x2)
MAX1763EEE+

MAX1763EEE+

IC REG BOOST ADJ/2.5V 2A 16QSOP

Analog Devices Inc./Maxim Integrated

618
MAX1763EEE+

Datasheet

- 16-SSOP (0.154", 3.90mm Width) 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-QSOP
ICL7660EPA+

ICL7660EPA+

IC REG CHARGE PUMP 20MA 8PDIP

Analog Devices Inc./Maxim Integrated

3,327
ICL7660EPA+

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Active Ratiometric Positive or Negative Fixed 1 1.5V Charge Pump 10V -Vin, nVin, Vin/2 - 20mA 10kHz - No - -40°C ~ 85°C (TA) Through Hole 8-PDIP
LTC3407EDD-4#PBF

LTC3407EDD-4#PBF

IC REG BUCK ADJ 800MA DL 10DFN

Analog Devices Inc.

911
LTC3407EDD-4#PBF

Datasheet

- 10-WFDFN Exposed Pad Tube Active Step-Down Positive Adjustable 2 2.5V Buck 5.5V 0.6V 5V 800mA 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-DFN (3x3)
LTC3429ES6#TRMPBF

LTC3429ES6#TRMPBF

IC REG BOOST ADJ 600MA TSOT23-6

Analog Devices Inc.

385
LTC3429ES6#TRMPBF

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.5V Boost 4.4V 2.5V 4.3V 600mA (Switch) 500kHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-6
LM2593HVS-5.0/NOPB

LM2593HVS-5.0/NOPB

IC REG BUCK 5V 2A TO263

Texas Instruments

1,085
LM2593HVS-5.0/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tube Active Step-Down Positive Fixed 1 4.5V Buck 60V 5V - 2A 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-7)
MAX25263AFOC/VY+

MAX25263AFOC/VY+

IC REG BUCK ADJ/1V 3A 17FC2QFN

Analog Devices Inc./Maxim Integrated

1,315
MAX25263AFOC/VY+

Datasheet

- 17-PowerWFQFN Tray Active Step-Down Positive Adjustable (Fixed) 1 3.5V Buck 65V 1V (5V) 20V 3A 400kHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 17-FC2QFN (3.5x3.75)
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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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