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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
TPS60403DBVT

TPS60403DBVT

IC REG CHG PUMP INV 60MA SOT23-5

Texas Instruments

6,045
TPS60403DBVT

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Ratiometric Positive or Negative Fixed 1 1.8V Charge Pump 5.25V -Vin, 2Vin, Vin/2 - 60mA 250kHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
TPS51397ARJER

TPS51397ARJER

IC REG BUCK ADJ 10A 20VQFN

Texas Instruments

3,407
TPS51397ARJER

Datasheet

D-CAP3™ 20-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 24V 0.6V 5.5V 10A 500kHz, 800kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-VQFN-HR (3x3)
TPS60401DBVT

TPS60401DBVT

IC REG CHG PUMP INV 60MA SOT23-5

Texas Instruments

2,126
TPS60401DBVT

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Ratiometric Positive or Negative Fixed 1 1.8V Charge Pump 5.25V -Vin, 2Vin, Vin/2 - 60mA 20kHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
TPS628301ADRLR

TPS628301ADRLR

IC REG BUCK ADJ 1A SOT583

Texas Instruments

1,275
TPS628301ADRLR

Datasheet

- SOT-583 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.25V Buck 5.5V 0.5V 4.5V 1A 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-583
TPS560200DBVT

TPS560200DBVT

IC REG BUCK ADJ 500MA SOT23-5

Texas Instruments

902
TPS560200DBVT

Datasheet

SWIFT™, D-CAP2™, Eco-Mode™ SC-74A, SOT-753 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.8V 6.5V 500mA 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
AP5100WG-7

AP5100WG-7

IC REG BUCK ADJ 1.2A SOT26

Diodes Incorporated

125,290
AP5100WG-7

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.75V Buck 24V 0.81V 15V 1.2A 1.4MHz - No - -25°C ~ 85°C (TA) Surface Mount SOT-26
TPS562201DDCT

TPS562201DDCT

IC REG BUCK ADJ 2A SOT23

Texas Instruments

15,087
TPS562201DDCT

Datasheet

D-CAP2™, Eco-Mode™ SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.768V 7V 2A 580kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
TPS561208DDCT

TPS561208DDCT

IC REG BUCK ADJ 1A SOT23

Texas Instruments

5,065
TPS561208DDCT

Datasheet

SWIFT™ SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.76V 7V 1A 580kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
PAM2306DYPAA

PAM2306DYPAA

IC REG BUCK ADJ 1A DL 12WDFN

Diodes Incorporated

44,076
PAM2306DYPAA

Datasheet

- 12-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.5V Buck 5.5V 0.6V 5.5V 1A 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount W-DFN3030-12
TPS62240DDCR

TPS62240DDCR

IC REG BUCK ADJ 300MA SOT23

Texas Instruments

7,386
TPS62240DDCR

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2V Buck 6V 0.6V 6V 300mA 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-23-THIN
TPS62240DRVR

TPS62240DRVR

IC REG BUCK ADJ 300MA 6WSON

Texas Instruments

4,068
TPS62240DRVR

Datasheet

- 6-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2V Buck 6V 0.6V 6V 300mA 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-WSON (2x2)
TPS628501DRLR

TPS628501DRLR

IC REG BUCK ADJ 1A SOT583

Texas Instruments

2,660
TPS628501DRLR

Datasheet

- SOT-583 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 6V 0.6V 5.5V 1A 1.8MHz ~ 4MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount SOT-583
LM2766M6/NOPB

LM2766M6/NOPB

IC REG CHARGE PUMP 2VIN SOT23-6

Texas Instruments

989
LM2766M6/NOPB

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Ratiometric Positive Fixed 1 1.8V Charge Pump 5.5V 2Vin - 20mA 200kHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
SC189ASKTRT

SC189ASKTRT

IC REG BUCK 1V 1.5A SOT23-5

Semtech Corporation

11,390
SC189ASKTRT

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.9V Buck 5.5V 1V - 1.5A 2.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
TPS62823DLCR

TPS62823DLCR

IC REG BUCK ADJ 3A 8VSON

Texas Instruments

9,027
TPS62823DLCR

Datasheet

- 8-PowerVFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.4V Buck 5.5V 0.6V 4V 3A 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-VSON-HR (2x1.5)
TPS562210ADDFR

TPS562210ADDFR

IC REG BUCK ADJ 2A TSOT23-8

Texas Instruments

4,971
TPS562210ADDFR

Datasheet

D-CAP2™, Eco-Mode™ SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.76V 7V 2A 650kHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-8
TPS62173DSGR

TPS62173DSGR

IC REG BUCK 5V 500MA 8WSON

Texas Instruments

4,261
TPS62173DSGR

Datasheet

DCS-Control™ 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 17V 5V - 500mA 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-WSON (2x2)
R1207N823B-TR-FE

R1207N823B-TR-FE

IC REG BOOST ADJ 700MA TSOT23-6

Nisshinbo Micro Devices Inc.

3,626
R1207N823B-TR-FE

Datasheet

R1207N SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V - 24V 700mA (Switch) 1.2MHz - No - -40°C ~ 85°C (TA) Surface Mount TSOT-23-6
TLV62565DBVT

TLV62565DBVT

IC REG BUCK ADJ 1.5A SOT23-5

Texas Instruments

1,304
TLV62565DBVT

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.6V 5.23V 1.5A 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-23-5
RT8057GQW(2)

RT8057GQW(2)

IC REG BUCK ADJ 1A 6WDFN

Richtek USA Inc.

1,110
RT8057GQW(2)

Datasheet

- 6-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.6V 5.5V 1A 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-WDFN (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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