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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
ISL91110IIAZ-T7A

ISL91110IIAZ-T7A

IC REG BUCK BOOST ADJ 2A 25WLCSP

Renesas Electronics Corporation

32,934
ISL91110IIAZ-T7A

Datasheet

- 25-UFBGA, WLCSP Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 1.8V Buck-Boost 5.5V 0.8V 5.25V 2A 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 25-WLCSP (2.07x2.33)
TLE8366EV50XUMA1

TLE8366EV50XUMA1

IC REG BUCK 5V 1.8A PGDSO-8

Infineon Technologies

2,615
TLE8366EV50XUMA1

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.75V Buck 45V 5V - 1.8A 370kHz AEC-Q100 No Automotive -40°C ~ 150°C (TJ) Surface Mount PG-DSO-8
TPS566231PRQFR

TPS566231PRQFR

IC REG BUCK ADJ 6A 9VQFN

Texas Instruments

14,787
TPS566231PRQFR

Datasheet

- 9-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 18V 0.6V 7V 6A 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 9-VQFN-HR (1.5x2)
TPS63001DRCT

TPS63001DRCT

IC REG BUCK BST 3.3V 1.6A 10VSON

Texas Instruments

7,150
TPS63001DRCT

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 1.8V Buck-Boost 5.5V 3.3V - 1.6A (Switch) 1.25MHz ~ 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
TPS63000DRCT

TPS63000DRCT

IC REG BUCK BST ADJ 1.6A 10VSON

Texas Instruments

4,200
TPS63000DRCT

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 1.8V Buck-Boost 5.5V 1.2V 5.5V 1.6A (Switch) 1.25MHz ~ 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
MAX77596ETBC+T

MAX77596ETBC+T

IC REG BUCK ADJ 300MA 10TDFN

Analog Devices Inc./Maxim Integrated

2,562
MAX77596ETBC+T

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 24V 1V 10V 300mA 1.7MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-TDFN (2.5x2)
TPS63002DRCT

TPS63002DRCT

IC REG BUCK BOOST 5V 1.6A 10VSON

Texas Instruments

1,533
TPS63002DRCT

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 1.8V Buck-Boost 5.5V 5V - 1.6A (Switch) 1.25MHz ~ 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
TPS54334DDA

TPS54334DDA

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

453
TPS54334DDA

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4.2V Buck 28V 0.8V 24V 3A 570kHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
TPS62130ARGTT

TPS62130ARGTT

IC REG BUCK ADJ 3A 16VQFN

Texas Instruments

10,539
TPS62130ARGTT

Datasheet

DCS-Control™ 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 17V 0.9V 6V 3A 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-VQFN (3x3)
TPS61201DRCT

TPS61201DRCT

IC REG BOOST 3.3V 1.2A 10VSON

Texas Instruments

7,049
TPS61201DRCT

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Fixed 1 0.3V Boost 5.5V 3.3V - 1.2A (Switch) 1.25MHz ~ 1.65MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
TPS54040ADGQ

TPS54040ADGQ

IC REG BUCK ADJ 500MA 10HVSSOP

Texas Instruments

5,721
TPS54040ADGQ

Datasheet

Eco-Mode™ 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable 1 3.5V Buck 42V 0.8V 39V 500mA 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
TPS61202DRCT

TPS61202DRCT

IC REG BOOST 5V 1.2A 10VSON

Texas Instruments

2,411
TPS61202DRCT

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Fixed 1 0.3V Boost 5.5V 5V - 1.2A (Switch) 1.25MHz ~ 1.65MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
TPS54040DGQ

TPS54040DGQ

IC REG BUCK ADJ 500MA 10HVSSOP

Texas Instruments

639
TPS54040DGQ

Datasheet

Eco-Mode™ 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable 1 3.5V Buck 42V 0.8V 39V 500mA 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
TPS62132RGTT

TPS62132RGTT

IC REG BUCK 3.3V 3A 16VQFN

Texas Instruments

116
TPS62132RGTT

Datasheet

DCS-Control™ 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 17V 3.3V - 3A 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-VQFN (3x3)
L6902D

L6902D

IC REG BUCK ADJ 1A 8SOIC

STMicroelectronics

2,226
L6902D

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 8V Buck 36V 1.235V 34V 1A 250kHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-SOIC
MP1541DJ-LF-Z

MP1541DJ-LF-Z

IC REG BOOST ADJ 300MA TSOT23-5

Monolithic Power Systems Inc.

2,245
MP1541DJ-LF-Z

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost 6V 3V 22V 300mA 1.3MHz - No - -40°C ~ 85°C (TA) Surface Mount TSOT-23-5
MP2322GQH-P

MP2322GQH-P

IC REG BUCK ADJ 1A 8QFN

Monolithic Power Systems Inc.

335
MP2322GQH-P

Datasheet

MP 8-VFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 22V 0.6V 12V 1A 1.25MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-QFN (1.5x2)
TPS63806YFFR

TPS63806YFFR

IC REG BUCK BOOST ADJ 2A 15DSBGA

Texas Instruments

8,536
TPS63806YFFR

Datasheet

- 15-UFBGA, DSBGA Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 1.3V Buck-Boost 5.5V 1.8V 5.2V 2A 2.1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 15-DSBGA
TPS54335ADDA

TPS54335ADDA

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

1,011
TPS54335ADDA

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4.5V Buck 28V 0.8V 24V 3A 50kHz ~ 1.5MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 8-SO PowerPad
LM5009AMMX/NOPB

LM5009AMMX/NOPB

IC REG BUCK ADJ 150MA 8VSSOP

Texas Instruments

10,912
LM5009AMMX/NOPB

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 95V 2.5V 85V 150mA 50kHz ~ 1.1MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-VSSOP
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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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