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
MP2456GJ-P

MP2456GJ-P

IC REG BUCK ADJ 500MA TSOT23-6

Monolithic Power Systems Inc.

22,787
MP2456GJ-P

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 50V 0.81V 45V 500mA 1.2MHz - No - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-6
TC7662BCOA713

TC7662BCOA713

IC REG CHARG PUMP INV 20MA 8SOIC

Microchip Technology

14,320
TC7662BCOA713

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Ratiometric Positive or Negative Fixed 1 1.5V Charge Pump 15V -Vin, 2Vin - 20mA 10kHz ~ 35kHz - No - 0°C ~ 70°C (TA) Surface Mount 8-SOIC
MP3414AGJ-Z

MP3414AGJ-Z

IC REG BOOST ADJ 3A TSOT23-8

Monolithic Power Systems Inc.

7,622
MP3414AGJ-Z

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V 2V 5.5V 3A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
L6920DBTR

L6920DBTR

IC REG BST ADJ/1.8V 800MA 8MSOP

STMicroelectronics

2,927
L6920DBTR

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up Positive Adjustable (Fixed) 1 0.6V Boost 5.5V 1.8V (3.3V, 5V) 5.5V 800mA (Switch) - - Yes - -40°C ~ 85°C (TA) Surface Mount 8-MSOP
TC7662BCOA

TC7662BCOA

IC REG CHARG PUMP INV 20MA 8SOIC

Microchip Technology

1,584
TC7662BCOA

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Ratiometric Positive or Negative Fixed 1 1.5V Charge Pump 15V -Vin, 2Vin - 20mA 10kHz ~ 35kHz - No - 0°C ~ 70°C (TA) Surface Mount 8-SOIC
MP2459GJ-P

MP2459GJ-P

IC REG BUCK ADJ 500MA TSOT23-6

Monolithic Power Systems Inc.

1,004
MP2459GJ-P

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 55V 0.81V 52.25V 500mA 480kHz - No - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-6
TPS62810QWRWYRQ1

TPS62810QWRWYRQ1

IC REG BUCK ADJ 4A 9VQFN

Texas Instruments

2,903
TPS62810QWRWYRQ1

Datasheet

- 9-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.75V Buck 6V 0.6V 5.5V 4A 1.8MHz ~ 4MHz AEC-Q100 No Automotive -40°C ~ 125°C (TA) Surface Mount, Wettable Flank 9-VQFN-HR (3x2)
RT7276GQW

RT7276GQW

IC REG BUCK ADJ 3A 10WDFN

Richtek USA Inc.

11,370
RT7276GQW

Datasheet

ACOT™ 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.765V 8V 3A 700kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-WDFN (3x3)
LM2731YMF/NOPB

LM2731YMF/NOPB

IC REG BOOST ADJ 1.8A SOT23-5

Texas Instruments

507
LM2731YMF/NOPB

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.7V Boost 14V 2.7V 22V (Switch) 1.8A (Switch) 600kHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
AP66300FVBW-13

AP66300FVBW-13

IC REG BUCK ADJ 3A U-QFN4040-16

Diodes Incorporated

2,694
AP66300FVBW-13

Datasheet

- 16-UQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 60V 0.8V 50V 3A 300kHz ~ 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount, Wettable Flank U-QFN4040-16/SWP (Type UXB)
LMR14206XMKE/NOPB

LMR14206XMKE/NOPB

IC REG BUCK ADJ 600MA SOT23

Texas Instruments

723
LMR14206XMKE/NOPB

Datasheet

SIMPLE SWITCHER® SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 0.765V 34V 600mA 1.25MHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
TPS61299YBHR

TPS61299YBHR

IC REG BOOST ADJ 500MA 6DSBGA

Texas Instruments

7,728
TPS61299YBHR

Datasheet

- 6-XFBGA, DSBGA Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.5V Boost 5.5V 1.8V 5.5V 500mA 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-DSBGA (1.23x0.84)
L5973AD

L5973AD

IC REG BUCK ADJ 2A 8HSOP

STMicroelectronics

4,576
L5973AD

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 4V Buck 36V 1.235V 35V 2A 500kHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-HSOP
BD83070GWL-E2

BD83070GWL-E2

IC REG BK BST 2.5/3.3V UCSP50L1C

Rohm Semiconductor

5,530
BD83070GWL-E2

Datasheet

- 12-UFBGA, CSPBGA Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 2V Buck-Boost 5.5V 2.5V, 3.3V - 1A 1.5MHz - Yes - -40°C ~ 85°C Surface Mount UCSP50L1C
AP64351QSP-13

AP64351QSP-13

IC REG BUCK ADJ 3.5A 8SO

Diodes Incorporated

24,219
AP64351QSP-13

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 40V 0.8V 40V 3.5A 570kHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount 8-SO-EP
TPS61379QWRTERQ1

TPS61379QWRTERQ1

IC REG BOOST ADJ 16WQFN

Texas Instruments

6,912
TPS61379QWRTERQ1

Datasheet

- 16-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.3V Boost 14V 4V 18.5V - 200kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 16-WQFN (3x3)
AP64352QSP-13

AP64352QSP-13

IC REG BUCK ADJ 3.5A 8SO

Diodes Incorporated

4,298
AP64352QSP-13

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 40V 0.8V 40V 3.5A 100kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount 8-SO-EP
AP64350QSP-13

AP64350QSP-13

IC REG BUCK ADJ 3.5A 8SO

Diodes Incorporated

4,241
AP64350QSP-13

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 40V 0.8V 40V 3.5A 100kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount 8-SO-EP
TPS63021DSJR

TPS63021DSJR

IC REG BUCK BST 3.3V 3.5A 14VSON

Texas Instruments

3,586
TPS63021DSJR

Datasheet

- 14-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 1.8V Buck-Boost 5.5V 3.3V - 3.5A (Switch) 2.4MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 14-VSON (4x3)
L5987ATR

L5987ATR

IC REG BUCK ADJ 3A 8HSOP

STMicroelectronics

2,424
L5987ATR

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.9V Buck 18V 0.6V 18V 3A 250kHz ~ 1MHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-HSOP
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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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