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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
MP2130DG-LF-P

MP2130DG-LF-P

IC REG BUCK ADJ 3.5A 12QFN

Monolithic Power Systems Inc.

1,005
MP2130DG-LF-P

Datasheet

- 12-PowerVFQFN Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 2.7V Buck 6V 0.6V 5.5V 3.5A 1.2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 12-QFN (2x2)
TPS611781RNWT

TPS611781RNWT

IC REG BOOST ADJ 10A 13VQFN

Texas Instruments

216
TPS611781RNWT

Datasheet

- 13-PowerVFQFN Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.7V Boost 20V 4.5V 20V 10A (Switch) 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 13-VQFN-HR (3x3.5)
MAX17545ATP+

MAX17545ATP+

IC REG BUCK ADJ 1.7A 20TQFN

Analog Devices Inc./Maxim Integrated

3,960
MAX17545ATP+

Datasheet

Himalaya 20-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 4.5V Buck 42V 0.9V 37.8V 1.7A 100kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-TQFN (4x4)
LM2672M-12/NOPB

LM2672M-12/NOPB

IC REG BUCK 12V 1A 8SOIC

Texas Instruments

963
LM2672M-12/NOPB

Datasheet

SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Fixed 1 6.5V Buck 40V 12V - 1A 260kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
LM2853MH-3.3/NOPB

LM2853MH-3.3/NOPB

IC REG BUCK 3.3V 3A 14HTSSOP

Texas Instruments

149
LM2853MH-3.3/NOPB

Datasheet

SIMPLE SWITCHER® 14-PowerTSSOP (0.173", 4.40mm Width) Tube Active Step-Down Positive Fixed 1 3V Buck 5.5V 3.3V - 3A 550kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 14-HTSSOP
MPQ4420HGJ-AEC1-P

MPQ4420HGJ-AEC1-P

IC REG BUCK ADJ 2A TSOT23-8

Monolithic Power Systems Inc.

617
MPQ4420HGJ-AEC1-P

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 36V 0.8V 32.4V 2A 410kHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
LM536005QDSXTQ1

LM536005QDSXTQ1

IC REG BUCK 5V 650MA 10WSON

Texas Instruments

13,039
LM536005QDSXTQ1

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 3.8V Buck 36V 5V - 650mA 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 10-WSON (3x3)
LM53603AQPWPRQ1

LM53603AQPWPRQ1

IC REG BUCK ADJ 3A 16HTSSOP

Texas Instruments

10,023
LM53603AQPWPRQ1

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.9V Buck 36V 3.3V 6V 3A 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 16-HTSSOP
TPS54316PWPR

TPS54316PWPR

IC REG BUCK 3.3V 3A 20HTSSOP

Texas Instruments

3,110
TPS54316PWPR

Datasheet

SWIFT™ 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 6V 3.3V - 3A 350kHz, 550kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 20-HTSSOP
LM53600AQDSXTQ1

LM53600AQDSXTQ1

IC REG BUCK ADJ 650MA 10WSON

Texas Instruments

2,219
LM53600AQDSXTQ1

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 36V 3.3V 6V 650mA 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 10-WSON (3x3)
LM53600MQDSXTQ1

LM53600MQDSXTQ1

IC REG BUCK ADJ 650MA 10WSON

Texas Instruments

1,744
LM53600MQDSXTQ1

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 36V 3.3V 6V 650mA 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 10-WSON (3x3)
LM536003QDSXTQ1

LM536003QDSXTQ1

IC REG BUCK 3.3V 650MA 10WSON

Texas Instruments

627
LM536003QDSXTQ1

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 3.8V Buck 36V 3.3V - 650mA 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 10-WSON (3x3)
LM53600LQDSXTQ1

LM53600LQDSXTQ1

IC REG BUCK 5V 650MA 10WSON

Texas Instruments

355
LM53600LQDSXTQ1

Datasheet

- 10-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 3.8V Buck 36V 5V - 650mA 2.1MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 10-WSON (3x3)
BD9701FP-E2

BD9701FP-E2

IC REG BUCK ADJ 1.5A TO252-5

Rohm Semiconductor

1,189
BD9701FP-E2

Datasheet

- TO-252-5, DPAK (4 Leads + Tab), TO-252AD Tape & Reel (TR) Active Step-Down Positive Adjustable 1 8V Buck 35V 1V 32V 1.5A 100kHz - No - -40°C ~ 85°C (TA) Surface Mount TO-252-5
LM22672QMRE-ADJ/NOPB

LM22672QMRE-ADJ/NOPB

IC REG BUCK ADJ 1A 8SOPWR

Texas Instruments

695
LM22672QMRE-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 1.285V 37V 1A 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
MP4316GRE-Z

MP4316GRE-Z

IC REG BUCK ADJ 6A 20QFN

Monolithic Power Systems Inc.

6,755
MP4316GRE-Z

Datasheet

- 20-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.3V Buck 45V 0.815V 42.75V 6A 350kHz ~ 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 20-QFN (4x4)
LM22670TJE-5.0/NOPB

LM22670TJE-5.0/NOPB

IC REG BUCK 5V 3A TO263-7

Texas Instruments

5,485
LM22670TJE-5.0/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-7 Thin Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.5V Buck 42V 5V - 3A 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263-7 Thin
MPQ3431AGL-AEC1-Z

MPQ3431AGL-AEC1-Z

IC REG BOOST ADJ 21A 13QFN

Monolithic Power Systems Inc.

4,522
MPQ3431AGL-AEC1-Z

Datasheet

MPQ 13-PowerVFQFN Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.8V Boost 13V 0.8V 16V 21A 450kHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 13-QFN (3x4)
MP2565DQ-LF-Z

MP2565DQ-LF-Z

IC REG BUCK ADJ 2.5A 10QFN

Monolithic Power Systems Inc.

3,358
MP2565DQ-LF-Z

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 50V 0.8V 47V 2.5A Up to 4MHz - No - -40°C ~ 85°C (TA) Surface Mount 10-QFN (3x3)
LM20343MHE/NOPB

LM20343MHE/NOPB

IC REG BUCK ADJ 3A 20HTSSOP

Texas Instruments

1,133
LM20343MHE/NOPB

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 0.8V 28.8V 3A 250kHz ~ 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-HTSSOP
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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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