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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
LM2594MX-3.3/NOPB

LM2594MX-3.3/NOPB

IC REG BUCK 3.3V 500MA 8SOIC

Texas Instruments

3,553
LM2594MX-3.3/NOPB

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 40V 3.3V - 500mA 150kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
TPS5410QDRQ1

TPS5410QDRQ1

IC REG BUCK ADJ 1A 8SOIC

Texas Instruments

3,643
TPS5410QDRQ1

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 5.5V Buck 36V 1.221V 31.32V 1A 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LM2576T-12/NOPB

LM2576T-12/NOPB

IC REG BUCK 12V 3A TO220-5

Texas Instruments

620
LM2576T-12/NOPB

Datasheet

SIMPLE SWITCHER® TO-220-5 Tube Active Step-Down Positive Fixed 1 4V Buck 40V 12V - 3A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
LM2576T-3.3/NOPB

LM2576T-3.3/NOPB

IC REG BUCK 3.3V 3A TO220-5

Texas Instruments

446
LM2576T-3.3/NOPB

Datasheet

SIMPLE SWITCHER® TO-220-5 Tube Active Step-Down Positive Fixed 1 4V Buck 40V 3.3V - 3A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
LM2576T-15/NOPB

LM2576T-15/NOPB

IC REG BUCK 15V 3A TO220-5

Texas Instruments

411
LM2576T-15/NOPB

Datasheet

SIMPLE SWITCHER® TO-220-5 Tube Active Step-Down Positive Fixed 1 4V Buck 40V 15V - 3A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
LM2576T-12/LF03

LM2576T-12/LF03

IC REG BUCK 12V 3A TO220-5

Texas Instruments

138
LM2576T-12/LF03

Datasheet

SIMPLE SWITCHER® TO-220-5 Formed Leads Tube Active Step-Down Positive Fixed 1 4V Buck 40V 12V - 3A 52kHz - No - -40°C ~ 125°C (TJ) Through Hole TO-220-5
SIC474ED-T1-GE3

SIC474ED-T1-GE3

IC REG BCK ADJ POWERPAK MLP55-27

Vishay Siliconix

16,509
SIC474ED-T1-GE3

Datasheet

microBUCK® PowerPAK® MLP55-27 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 55V 0.8V 50.6V 3A 20kHz ~ 2MHz - Yes - -40°C ~ 105°C (TA) Surface Mount PowerPAK® MLP55-27
ISL85005AFRZ

ISL85005AFRZ

IC REG BUCK ADJ 5A 12DFN

Renesas Electronics Corporation

1,257
ISL85005AFRZ

Datasheet

- 12-VFDFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.8V 15V 5A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-DFN (4x3)
TPS63030DSKT

TPS63030DSKT

IC REG BUCK BST ADJ 900MA 10SON

Texas Instruments

931
TPS63030DSKT

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 1.8V Buck-Boost 5.5V 1.2V 5.5V 900mA (Switch) 2.4MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-SON (2.5x2.5)
TPS54616PWPR

TPS54616PWPR

IC REG BUCK 3.3V 6A 28HTSSOP

Texas Instruments

606
TPS54616PWPR

Datasheet

SWIFT™ 28-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 6V 3.3V - 6A 350kHz, 550kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 28-HTSSOP
TPS54612PWPR

TPS54612PWPR

IC REG BUCK 1.2V 6A 28HTSSOP

Texas Instruments

380
TPS54612PWPR

Datasheet

SWIFT™ 28-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 6V 1.2V - 6A 350kHz, 550kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 28-HTSSOP
LMR16030PDDA

LMR16030PDDA

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

7,132
LMR16030PDDA

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4.3V Buck 60V 0.8V 50V 3A 200kHz ~ 2.5MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
LMR16030SDDA

LMR16030SDDA

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

6,506
LMR16030SDDA

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4.3V Buck 60V 0.8V 50V 3A 200kHz ~ 2.5MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
TPS54160ADRCR

TPS54160ADRCR

IC REG BUCK ADJ 1.5A 10VSON

Texas Instruments

6,235
TPS54160ADRCR

Datasheet

Eco-Mode™ 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 60V 0.8V 58V 1.5A 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-VSON (3x3)
MP8756GD-Z

MP8756GD-Z

IC REG BUCK ADJ 6A 12QFN

Monolithic Power Systems Inc.

5,966
MP8756GD-Z

Datasheet

- 12-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 26V 0.6V 5.5V 6A 700kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-QFN (2x3)
ADP2108AUJZ-2.5-R7

ADP2108AUJZ-2.5-R7

IC REG BUCK 2.5V 600MA TSOT23-5

Analog Devices Inc.

5,097
ADP2108AUJZ-2.5-R7

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 2.5V - 600mA 3MHz - Yes - -40°C ~ 125°C (TA) Surface Mount TSOT-23-5
TPS54060DGQ

TPS54060DGQ

IC REG BCK SPLIT RAIL ADJ 10SSOP

Texas Instruments

4,651
TPS54060DGQ

Datasheet

Eco-Mode™ 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Step-Down Positive Adjustable 1 3.5V Buck, Split Rail 60V 0.8V 58V 500mA 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
TPS54678RTER

TPS54678RTER

IC REG BUCK ADJ 6A 16WQFN

Texas Instruments

4,081
TPS54678RTER

Datasheet

SWIFT™ 16-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.95V Buck 6V 0.6V 4.5V 6A 200kHz ~ 2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 16-WQFN (3x3)
MP9486GN-Z

MP9486GN-Z

IC REG BUCK 5V 1A 8SOIC

Monolithic Power Systems Inc.

3,878
MP9486GN-Z

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 95V 5V - 1A Up ~ 1MHz - No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SOIC-EP
ADP2108ACBZ-3.3-R7

ADP2108ACBZ-3.3-R7

IC REG BUCK 3.3V 600MA 5WLCSP

Analog Devices Inc.

2,053
ADP2108ACBZ-3.3-R7

Datasheet

- 5-WFBGA, WLCSP Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 3.3V - 600mA 3MHz - Yes - -40°C ~ 125°C (TA) Surface Mount 5-WLCSP (1.02x1.45)
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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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