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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
FAN53611AUC12X

FAN53611AUC12X

IC REG BUCK 1.2V 1A 6WLCSP

onsemi

5,895
FAN53611AUC12X

Datasheet

- 6-UFBGA, WLCSP Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 1.2V - 1A 6MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-WLCSP (1.23x0.88)
BU33DV7NUX-E2

BU33DV7NUX-E2

IC REG BOOST ADJ 1.4A 10VSON

Rohm Semiconductor

3,997
BU33DV7NUX-E2

Datasheet

- 10-UFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V 3.23V 3.37V 1.4A (Switch) 600kHz - Yes - -40°C ~ 85°C (TA) Surface Mount VSON010X3030
TPS628110AQWRWYRQ1

TPS628110AQWRWYRQ1

IC REG BUCK ADJ 1A 9VQFN

Texas Instruments

3,000
TPS628110AQWRWYRQ1

Datasheet

- 9-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.75V Buck 6V 0.6V 5.5V 1A 1.8MHz ~ 4MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 9-VQFN-HR (3x2)
TPS6281109QWRWYRQ1

TPS6281109QWRWYRQ1

IC REG BUCK 1.15V 1A 9VQFN

Texas Instruments

3,000
TPS6281109QWRWYRQ1

Datasheet

- 9-VFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.75V Buck 6V 1.15V - 1A 1.8MHz ~ 4MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 9-VQFN-HR (3x2)
TPS6281126QWRWYRQ1

TPS6281126QWRWYRQ1

IC REG BUCK 1V 1A 9VQFN

Texas Instruments

2,939
TPS6281126QWRWYRQ1

Datasheet

- 9-VFQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.75V Buck 6V 1V - 1A 1.8MHz ~ 4MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 9-VQFN-HR (3x2)
TPS60210DGS

TPS60210DGS

IC REG CHARGE PUMP 3.3V 10VSSOP

Texas Instruments

386
TPS60210DGS

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Bulk Active Step-Up Positive Fixed 1 1.6V Charge Pump 3.6V 3.3V - 100mA 300kHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-VSSOP
R1283K001A-TR

R1283K001A-TR

IC REG BCK BST ADJ 1.5A DL 12DFN

Nisshinbo Micro Devices Inc.

2,839
R1283K001A-TR

Datasheet

R1283x 12-UFDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Inverted Positive and Negative Adjustable 2 2.5V Buck, Boost 5.5V -20V 20V 1.5A Selectable - No - -40°C ~ 85°C (TA) Surface Mount DFN(PL)2730-12
MCP1259-E/UN

MCP1259-E/UN

IC REG CHARGE PUMP 3.3V 10MSOP

Microchip Technology

290
MCP1259-E/UN

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Up Positive Fixed 1 1.8V Charge Pump 3.6V 3.3V - 100mA 650kHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP
MCP1257-E/MF

MCP1257-E/MF

IC REG CHG PUMP 3.3V 100MA 10DFN

Microchip Technology

240
MCP1257-E/MF

Datasheet

- 10-VFDFN Exposed Pad Tube Active Step-Up Positive Fixed 1 1.8V Charge Pump 3.6V 3.3V - 100mA 650kHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-DFN (3x3)
MCP1256-E/MF

MCP1256-E/MF

IC REG CHG PUMP 3.3V 100MA 10DFN

Microchip Technology

120
MCP1256-E/MF

Datasheet

- 10-VFDFN Exposed Pad Tube Active Step-Up Positive Fixed 1 1.8V Charge Pump 3.6V 3.3V - 100mA 650kHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-DFN (3x3)
TL497AID

TL497AID

IC REG BUCK BST ADJ 500MA 14SOIC

Texas Instruments

335
TL497AID

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Active Step-Up, Step-Down Positive or Negative Adjustable 1 4.5V Buck, Boost 12V ±1.2V 30V, -25V 500mA (Switch) - - No - -40°C ~ 85°C (TA) Surface Mount 14-SOIC
TPS62770YFPR

TPS62770YFPR

IC REG BUCK BST PROG DL 16DSBGA

Texas Instruments

5,954
TPS62770YFPR

Datasheet

- 16-XFBGA, DSBGA Tape & Reel (TR) Active Step-Up, Step-Down Positive Programmable 2 2.5V Buck, Boost 5.5V 1V, 4.5V (12V) 3V, 15V 300mA, 30mA, 100mA, 200mA 1.05MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-DSBGA (1.6x1.6)
TPS57112CQRTERQ1

TPS57112CQRTERQ1

IC REG BUCK ADJ 2A 16WQFN

Texas Instruments

5,739
TPS57112CQRTERQ1

Datasheet

- 16-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.95V Buck 6V 0.8V 6V 2A 200kHz ~ 2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount 16-WQFN (3x3)
LM2832ZMY/NOPB

LM2832ZMY/NOPB

IC REG BUCK ADJ 2A 8HVSSOP

Texas Instruments

1,945
LM2832ZMY/NOPB

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 5.5V 0.6V 4.5V 2A 3MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-HVSSOP
S-85S1PC12-I8T1U

S-85S1PC12-I8T1U

IC REG BUCK 1.2V 200MA SNT-8A

ABLIC Inc.

5,000
S-85S1PC12-I8T1U

Datasheet

S-85S1PC 8-SMD, Flat Leads Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.2V Buck 5.5V 1.2V - 200mA 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SNT-8A
S-85S1PD12-I8T1U

S-85S1PD12-I8T1U

IC REG BUCK 1.2V 200MA SNT-8A

ABLIC Inc.

5,000
S-85S1PD12-I8T1U

Datasheet

S-85S1PD 8-SMD, Flat Leads Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.2V Buck 5.5V 1.2V - 200mA 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SNT-8A
S-85S1PD23-I8T1U

S-85S1PD23-I8T1U

IC REG BUCK 2.3V 200MA SNT-8A

ABLIC Inc.

4,987
S-85S1PD23-I8T1U

Datasheet

S-85S1PD 8-SMD, Flat Leads Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.2V Buck 5.5V 2.3V - 200mA 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SNT-8A
S-85S1PD22-I8T1U

S-85S1PD22-I8T1U

IC REG BUCK 2.2V 200MA SNT-8A

ABLIC Inc.

4,985
S-85S1PD22-I8T1U

Datasheet

S-85S1PD 8-SMD, Flat Leads Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.2V Buck 5.5V 2.2V - 200mA 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SNT-8A
S-85S1PC28-I8T1U

S-85S1PC28-I8T1U

IC REG BUCK 2.8V 200MA SNT-8A

ABLIC Inc.

4,946
S-85S1PC28-I8T1U

Datasheet

S-85S1PC 8-SMD, Flat Leads Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.2V Buck 5.5V 2.8V - 200mA 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SNT-8A
S-85S1PD25-I8T1U

S-85S1PD25-I8T1U

IC REG BUCK 2.5V 200MA SNT-8A

ABLIC Inc.

4,822
S-85S1PD25-I8T1U

Datasheet

S-85S1PD 8-SMD, Flat Leads Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.2V Buck 5.5V 2.5V - 200mA 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SNT-8A
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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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