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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
LM61495Q3RPHRQ1

LM61495Q3RPHRQ1

IC REG BUCK 3.3V 10A 16VQFN

Texas Instruments

7,815
LM61495Q3RPHRQ1

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 36V 3.3V - 10A 200kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 16-VQFN-HR (4.5x3.5)
LM61495Q5RPHRQ1

LM61495Q5RPHRQ1

IC REG BUCK 5V 10A 16VQFN

Texas Instruments

1,081
LM61495Q5RPHRQ1

Datasheet

- 16-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 36V 5V - 10A 200kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 16-VQFN-HR (4.5x3.5)
MPQ8612GL-12-P

MPQ8612GL-12-P

IC REG BUCK ADJ 12A 14QFN

Monolithic Power Systems Inc.

1,219
MPQ8612GL-12-P

Datasheet

- 14-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 1.5V Buck 6V 0.608V 4.5V 12A 300kHz ~ 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 14-QFN (3x4)
LM2599S-ADJ/NOPB

LM2599S-ADJ/NOPB

IC REG BUCK ADJ 3A TO263

Texas Instruments

118
LM2599S-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tube Active Step-Down Positive Adjustable 1 4.5V Buck 40V 1.23V 37V 3A 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-7)
MAX1595EUA50+

MAX1595EUA50+

IC REG CHARG PUMP 5V 125MA 8UMAX

Analog Devices Inc./Maxim Integrated

552
MAX1595EUA50+

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Step-Up/Step-Down Positive Fixed 1 1.8V Charge Pump 5.5V 5V - 125mA 1MHz - No - -40°C ~ 85°C (TA) Surface Mount 8-uMAX/uSOP
MAX17578ATC+

MAX17578ATC+

IC REG BUCK ADJ 1A 12TDFN

Analog Devices Inc./Maxim Integrated

555
MAX17578ATC+

Datasheet

Himalaya 12-WFDFN Exposed Pad Tray Active Step-Down Negative Adjustable 1 4.5V Buck 24V -0.9V -36V 1A 400kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TA) Surface Mount 12-TDFN (3x3)
MAX17501EATB+T

MAX17501EATB+T

IC REG BUCK 3.3V 500MA 10TDFN

Analog Devices Inc./Maxim Integrated

5,376
MAX17501EATB+T

Datasheet

Himalaya 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 60V 3.3V - 500mA 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-TDFN (3x2)
MAX25239AFFA/VY+

MAX25239AFFA/VY+

IC REG BUCK BST ADJ/3V 22FC2QFN

Analog Devices Inc./Maxim Integrated

800
MAX25239AFFA/VY+

Datasheet

- 22-PowerWFQFN Tray Active Step-Up/Step-Down Positive Adjustable (Fixed) 1 2V Buck-Boost 36V 3V (5V) 6.5V 6A 2.1MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 22-FC2QFN (4.25x4.25)
TPS62111MRSAREP

TPS62111MRSAREP

IC REG BUCK 3.3V 1.5A 16QFN

Texas Instruments

5,065
TPS62111MRSAREP

Datasheet

- 16-VQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 3.1V Buck 17V 3.3V - 1.5A 1MHz - Yes - -55°C ~ 125°C (TJ) Surface Mount 16-QFN (4x4)
MAX17503ATP+

MAX17503ATP+

IC REG BUCK ADJ 2.5A 20TQFN

Analog Devices Inc./Maxim Integrated

4,713
MAX17503ATP+

Datasheet

Himalaya 20-WFQFN Exposed Pad Tray Active Step-Down Positive Adjustable 1 4.5V Buck 60V 0.9V 54V 2.5A 100kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-TQFN (4x4)
LTC3601EMSE#PBF

LTC3601EMSE#PBF

IC REG BUCK ADJ 1.5A 16MSOP

Analog Devices Inc.

3,701
LTC3601EMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 4V Buck 15V 0.6V 14.52V 1.5A 2MHz ~ 4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
ISL8014AIRZ

ISL8014AIRZ

IC REG BUCK ADJ 4A 16QFN

Renesas Electronics Corporation

529
ISL8014AIRZ

Datasheet

- 16-VQFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 2.8V Buck 5.5V 0.8V 5.5V 4A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-QFN (4x4)
MAX5033BASA+

MAX5033BASA+

IC REG BUCK 5V 500MA 8SOIC

Analog Devices Inc./Maxim Integrated

359
MAX5033BASA+

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Fixed 1 7.5V Buck 76V 5V - 500mA 125kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
MAX20429CAFNA/VY+

MAX20429CAFNA/VY+

IC REG BCK ADJ 6A/6A DL 18FC2QFN

Analog Devices Inc./Maxim Integrated

364
MAX20429CAFNA/VY+

Datasheet

- 18-PowerWFQFN Tray Active Step-Down Positive Adjustable 2 3V Buck 5.5V 0.5V, 1.6V 1.59V, 3.8V 6A, 6A 2.1MHz AEC-Q100 No Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 18-FC2QFN (2.5x2.5)
LM22679TJE-ADJ/NOPB

LM22679TJE-ADJ/NOPB

IC REG BUCK ADJ 5A TO263-7

Texas Instruments

667
LM22679TJE-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 - No - -40°C ~ 125°C (TJ) Surface Mount TO-263-7 Thin
LM22679TJE-5.0/NOPB

LM22679TJE-5.0/NOPB

IC REG BUCK 5V 5A TO263-7

Texas Instruments

135
LM22679TJE-5.0/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-7 Thin Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 42V 5V - 5A 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263-7 Thin
MAX17501AATB+T

MAX17501AATB+T

IC REG BUCK 3.3V 500MA 10TDFN

Analog Devices Inc./Maxim Integrated

12,857
MAX17501AATB+T

Datasheet

Himalaya 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 60V 3.3V - 500mA 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-TDFN (3x2)
LTC3204EDC-5#TRPBF

LTC3204EDC-5#TRPBF

IC REG CHARGE PUMP 5V 150MA 6DFN

Analog Devices Inc.

6,851
LTC3204EDC-5#TRPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Fixed 1 2.7V Charge Pump 5.5V 5V - 150mA 1.2MHz - No - -40°C ~ 85°C (TA) Surface Mount 6-DFN (2x2)
MAX17501HATB+T

MAX17501HATB+T

IC REG BUCK ADJ 500MA 10TDFN

Analog Devices Inc./Maxim Integrated

4,539
MAX17501HATB+T

Datasheet

Himalaya 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 60V 0.9V 55.2V 500mA 300kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-TDFN (3x2)
LTC3204BEDC-5#TRMPBF

LTC3204BEDC-5#TRMPBF

IC REG CHARGE PUMP 5V 150MA 6DFN

Analog Devices Inc.

4,141
LTC3204BEDC-5#TRMPBF

Datasheet

- 6-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Fixed 1 2.7V Charge Pump 5.5V 5V - 150mA 1.2MHz - No - -40°C ~ 85°C (TA) Surface Mount 6-DFN (2x2)
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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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