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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
MCP1640T-I/CHY

MCP1640T-I/CHY

IC REG BOOST ADJ 350MA SOT23-6

Microchip Technology

19,148
MCP1640T-I/CHY

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.8V Boost 5.5V 2V 5.5V 350mA 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-6
MCP1640BT-I/CHY

MCP1640BT-I/CHY

IC REG BOOST ADJ 350MA SOT23-6

Microchip Technology

13,447
MCP1640BT-I/CHY

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.8V Boost 5.5V 2V 5.5V 350mA 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-6
TPS51386RJNR

TPS51386RJNR

IC REG BUCK ADJ 8A 12VQFN

Texas Instruments

8,008
TPS51386RJNR

Datasheet

- 12-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 24V 0.6V 5.5V 8A 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-VQFN-HR (3x2)
LM2664M6X/NOPB

LM2664M6X/NOPB

IC REG CHRG PUMP INV 40MA SOT23

Texas Instruments

17,241
LM2664M6X/NOPB

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Ratiometric Positive or Negative Fixed 1 1.8V Charge Pump 5.5V -Vin, 2Vin - 40mA 80kHz - No - -40°C ~ 85°C (TJ) Surface Mount SOT-23-6
MCP1640T-I/MC

MCP1640T-I/MC

IC REG BOOST ADJ 350MA 8DFN

Microchip Technology

9,724
MCP1640T-I/MC

Datasheet

- 8-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.8V Boost 5.5V 2V 5.5V 350mA 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-DFN (2x3)
MCP1640BT-I/MC

MCP1640BT-I/MC

IC REG BOOST ADJ 350MA 8DFN

Microchip Technology

3,877
MCP1640BT-I/MC

Datasheet

- 8-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.8V Boost 5.5V 2V 5.5V 350mA 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-DFN (2x3)
AOZ1280CI

AOZ1280CI

IC REG BUCK ADJ 1.2A SOT23-6

Alpha & Omega Semiconductor Inc.

583,063
AOZ1280CI

Datasheet

EZBuck™ SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 26V 0.8V 26V 1.2A 1.5MHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
AP3015KTR-G1

AP3015KTR-G1

IC REG BOOST ADJ 300MA SOT23-5

Diodes Incorporated

191,899
AP3015KTR-G1

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 1.2V Boost 12V 1.23V 34V 300mA (Switch) 150kHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-5
MIC2288YML-TR

MIC2288YML-TR

IC REG BOOST ADJ 1.2A 8MLF

Microchip Technology

21,976
MIC2288YML-TR

Datasheet

- 8-VFDFN Exposed Pad, 8-MLF® Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost 10V 2.5V 34V (Switch) 1.2A (Switch) 1.2MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-MLF™ (2x2)
TPS60403DBVR

TPS60403DBVR

IC REG CHG PUMP INV 60MA SOT23-5

Texas Instruments

26,989
TPS60403DBVR

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
TPS60400DBVR

TPS60400DBVR

IC REG CHG PUMP INV 60MA SOT23-5

Texas Instruments

13,615
TPS60400DBVR

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 50kHz ~ 250kHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
LV2862YDDCR

LV2862YDDCR

IC REG BUCK ADJ 600MA SOT23

Texas Instruments

5,880
LV2862YDDCR

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 60V 0.765V 60V 600mA 2.1MHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
LV2862XLVDDCR

LV2862XLVDDCR

IC REG BUCK ADJ 600MA SOT23

Texas Instruments

4,047
LV2862XLVDDCR

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 60V 0.765V 60V 600mA 770kHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
AP3211KTR-G1

AP3211KTR-G1

IC REG BUCK ADJ 1.5A SOT23-6

Diodes Incorporated

11,644
AP3211KTR-G1

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.81V 15V 1.5A 1.4MHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
TLV61220DBVR

TLV61220DBVR

IC REG BOOST ADJ 220MA SOT23-6

Texas Instruments

6,030
TLV61220DBVR

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.7V Boost 5.5V 1.8V 5.5V 220mA (Switch) - - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
TPS61023DRLR

TPS61023DRLR

IC REG BOOST ADJ 3A SOT563

Texas Instruments

7,547
TPS61023DRLR

Datasheet

- SOT-563, SOT-666 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.5V Boost 5.5V 2.2V 5.5V 3A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-563
MIC2290YML-TR

MIC2290YML-TR

IC REG BOOST ADJ 750MA 8MLF

Microchip Technology

68,093
MIC2290YML-TR

Datasheet

- 8-VFDFN Exposed Pad, 8-MLF® Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost 10V 2.5V 34V (Switch) 750mA (Switch) 1.2MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-MLF® (2x2)
TPS62821DLCR

TPS62821DLCR

IC REG BUCK ADJ 1A 8VSON

Texas Instruments

4,345
TPS62821DLCR

Datasheet

- 8-PowerVFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.4V Buck 5.5V 0.6V 4V 1A 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-VSON-HR (2x1.5)
TPS56339DDCR

TPS56339DDCR

IC REG BUCK ADJ 3A SOT23

Texas Instruments

2,678
TPS56339DDCR

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 24V 0.8V 16V 3A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
RT8097AHGE

RT8097AHGE

IC REG BUCK ADJ 2A SOT23-6

Richtek USA Inc.

11,955
RT8097AHGE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 6V 0.6V 3.4V 2A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
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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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