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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
LTC1682IS8-3.3#PBF

LTC1682IS8-3.3#PBF

IC REG CHARGE PUMP 3.3V 50MA 8SO

Analog Devices Inc.

100
LTC1682IS8-3.3#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Up/Step-Down Positive Fixed 1 1.8V Charge Pump 4.4V 3.3V - 50mA 550kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SO
LM73605QRNPTQ1

LM73605QRNPTQ1

IC REG BUCK ADJ 5A 30WQFN

Texas Instruments

684
LM73605QRNPTQ1

Datasheet

- 30-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 36V 1V 34.2V 5A 350kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 30-WQFN (6x4)
MPQ4469GV-AEC1-Z

MPQ4469GV-AEC1-Z

IC REG BUCK ADJ 5A 20QFN

Monolithic Power Systems Inc.

3,845
MPQ4469GV-AEC1-Z

Datasheet

- 20-VQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.3V Buck 36V 0.8V 36V 5A 350kHz ~ 2.5MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 20-QFN (4x5)
MPQ3426DL-AEC1-LF-Z

MPQ3426DL-AEC1-LF-Z

IC REG BOOST PROG 6A 14QFN

Monolithic Power Systems Inc.

1,948
MPQ3426DL-AEC1-LF-Z

Datasheet

- 14-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Programmable 1 3.2V Boost 22V 3.2V 35V 6A 300kHz ~ 2MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 14-QFN (3x4)
LT3460ESC6#TRMPBF

LT3460ESC6#TRMPBF

IC REG BST SEPIC ADJ 300MA SC70

Analog Devices Inc.

1,173
LT3460ESC6#TRMPBF

Datasheet

- 6-TSSOP, SC-88, SOT-363 Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 2.5V Boost, SEPIC 16V 1.255V 36V 300mA (Switch) 1.3MHz - No - -40°C ~ 85°C (TA) Surface Mount SC-70-6
ADP2118ACPZ-1.2-R7

ADP2118ACPZ-1.2-R7

IC REG BUCK 1.2V 3A 16LFCSP

Analog Devices Inc.

1,167
ADP2118ACPZ-1.2-R7

Datasheet

- 16-WQFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 1.2V - 3A 600kHz, 1.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-LFCSP (4x4)
TPS61088QRHLTQ1

TPS61088QRHLTQ1

IC REG BOOST ADJ 10A 20VQFN

Texas Instruments

532
TPS61088QRHLTQ1

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.7V Boost 12V 4.5V 12.6V 10A 200kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 20-VQFN (3.5x4.5)
LTC3405AES6#TRPBF

LTC3405AES6#TRPBF

IC REG BUCK ADJ 300MA TSOT23-6

Analog Devices Inc.

11,503
LTC3405AES6#TRPBF

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.8V 5.5V 300mA 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-6
MAX20004EAFOB/VY+

MAX20004EAFOB/VY+

IC REG BUCK 3.3V 4A 17FC2QFN

Analog Devices Inc./Maxim Integrated

235
MAX20004EAFOB/VY+

Datasheet

- 17-PowerWFQFN Tray Active Step-Down Positive Fixed 1 3.5V Buck 36V 3.3V - 4A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 17-FC2QFN (3.5x3.75)
LT1946EMS8E#PBF

LT1946EMS8E#PBF

IC REG BOOST ADJ 1.5A 8MSOP

Analog Devices Inc.

2,042
LT1946EMS8E#PBF

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Up Positive Adjustable 1 2.45V Boost 16V 2.45V 34V 1.5A (Switch) 1.2MHz - No - 0°C ~ 70°C (TA) Surface Mount 8-MSOP-EP
BD7J200EFJ-LBE2

BD7J200EFJ-LBE2

IC REG FLYBACK ADJ 1.4A 8HTSOP-J

Rohm Semiconductor

3,770
BD7J200EFJ-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 80V 0.78V 120V 1.4A (Switch) 400kHz - No - -40°C ~ 125°C Surface Mount 8-HTSOP-J
LTC3406AES5#TRMPBF

LTC3406AES5#TRMPBF

IC REG BUCK ADJ 600MA TSOT23-5

Analog Devices Inc.

1,861
LTC3406AES5#TRMPBF

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 600mA 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-5
LT3460EDC-1#TRMPBF

LT3460EDC-1#TRMPBF

IC REG BST SEPIC ADJ 180MA 6DFN

Analog Devices Inc.

1,499
LT3460EDC-1#TRMPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 2.5V Boost, SEPIC 16V 1.255V 36V 180mA (Switch) 650kHz - No - 0°C ~ 70°C (TJ) Surface Mount 6-DFN (2x2)
MPQ8634AGLE-Z

MPQ8634AGLE-Z

IC REG BUCK ADJ 12A 21QFN

Monolithic Power Systems Inc.

17,852
MPQ8634AGLE-Z

Datasheet

- 21-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 16V 0.9V 6V 12A 480kHz ~ 1.15MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 21-QFN (3x4)
TPS6734IDR

TPS6734IDR

IC REG BOOST 12.12V 150MA 8SOIC

Texas Instruments

6,100
TPS6734IDR

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up Positive Fixed 1 2.7V Boost 12V 12.12V - 150mA 170kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SOIC
EL7532IYZ

EL7532IYZ

IC REG BUCK ADJ 2A 10MSOP

Renesas Electronics Corporation

1,761
EL7532IYZ

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.8V 5.5V 2A 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-MSOP
MP4462DQ-LF-Z

MP4462DQ-LF-Z

IC REG BUCK ADJ 3.5A 10QFN

Monolithic Power Systems Inc.

4,935
MP4462DQ-LF-Z

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 36V 0.8V 30V 3.5A Up to 4MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-QFN (3x3)
LTC3526LEDC-2#TRPBF

LTC3526LEDC-2#TRPBF

IC REG BOOST ADJ 550MA 6DFN

Analog Devices Inc.

4,839
LTC3526LEDC-2#TRPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.5V Boost 5V 1.5V 5.25V 550mA (Switch) 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-DFN (2x2)
LTC3526LEDC-2#TRMPBF

LTC3526LEDC-2#TRMPBF

IC REG BOOST ADJ 550MA 6DFN

Analog Devices Inc.

2,067
LTC3526LEDC-2#TRMPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.5V Boost 5V 1.5V 5.25V 550mA (Switch) 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-DFN (2x2)
LTC3526LBEDC#TRMPBF

LTC3526LBEDC#TRMPBF

IC REG BOOST ADJ 550MA 6DFN

Analog Devices Inc.

1,535
LTC3526LBEDC#TRMPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.5V Boost 5V 1.5V 5.25V 550mA (Switch) 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-DFN (2x2)
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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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