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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
TPS61085DGKT

TPS61085DGKT

IC REG BOOST ADJ 2A 8VSSOP

Texas Instruments

2,655
TPS61085DGKT

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.3V Boost 6V 2.8V 18.5V 2A (Switch) 650kHz, 1.2MHz - No - -40°C ~ 85°C (TA) Surface Mount 8-VSSOP
MP2182GTL-P

MP2182GTL-P

IC REG BUCK ADJ 2A SOT583

Monolithic Power Systems Inc.

2,184
MP2182GTL-P

Datasheet

- SOT-583 Tape & Reel (TR) Active - Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 2A 1.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-583
LMR43620R5RPER

LMR43620R5RPER

IC REG BUCK ADJ/5V 2A 9VQFN

Texas Instruments

1,655
LMR43620R5RPER

Datasheet

- 9-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable (Fixed) 1 3V Buck 36V 1V (5V) 34.2V 2A 200kHz ~ 2.2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount, Wettable Flank 9-VQFN-HR (2x2)
TPS54625PWPR

TPS54625PWPR

IC REG BUCK ADJ 6.5A 14HTSSOP

Texas Instruments

1,397
TPS54625PWPR

Datasheet

D-CAP2™ 14-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.765V 5.5V 6.5A 650kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 14-HTSSOP
TPS62420DRCT

TPS62420DRCT

IC REG BCK ADJ 0.6A/1A DL 10VSON

Texas Instruments

5,810
TPS62420DRCT

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 2.5V Buck 6V 0.6V 6V 600mA, 1A 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
TPS630250RNCR

TPS630250RNCR

IC REG BCK BST ADJ 2A/4A 14VQFN

Texas Instruments

3,448
TPS630250RNCR

Datasheet

- 14-PowerVFQFN Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 2.3V Buck-Boost 5.5V 2.3V 3.6V 2A, 4A 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 14-VQFN-HR (3x2.5)
TL2575-33IKTTR

TL2575-33IKTTR

IC REG BUCK 3.3V 1A TO263

Texas Instruments

782
TL2575-33IKTTR

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.75V Buck 40V 3.3V - 1A 52kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-5)
TPS54140DGQ

TPS54140DGQ

IC REG BUCK ADJ 1.5A 10HVSSOP

Texas Instruments

2,549
TPS54140DGQ

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 1.5A 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-HVSSOP
R1243S001D-E2-FE

R1243S001D-E2-FE

IC REG BUCK ADJ 2A 8HSOP

Nisshinbo Micro Devices Inc.

226
R1243S001D-E2-FE

Datasheet

R1243x 8-SOIC (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 30V 0.8V 18V 2A 330kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-HSOP-E
TPS54531DDA

TPS54531DDA

IC REG BUCK ADJ 5A 8SOPWR

Texas Instruments

1,037
TPS54531DDA

Datasheet

SWIFT™, Eco-Mode™ 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 3.5V Buck 28V 0.8V 26.04V 5A 570kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SO PowerPad
TPS62130AQRGTRQ1

TPS62130AQRGTRQ1

IC REG BUCK ADJ 3A 16VQFN

Texas Instruments

5,945
TPS62130AQRGTRQ1

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 AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 16-VQFN (3x3)
FAN48623UC35X

FAN48623UC35X

IC REG BOOST PROG 2.5A 16WLCSP

onsemi

5,074
FAN48623UC35X

Datasheet

TinyBoost® 16-UFBGA, WLCSP Tape & Reel (TR) Active Step-Up Positive Programmable 1 2.5V Boost 5.5V 3.5V 3.7V 2.5A 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-WLCSP (1.78x1.78)
TPS54626PWPR

TPS54626PWPR

IC REG BUCK ADJ 6.5A 14HTSSOP

Texas Instruments

1,740
TPS54626PWPR

Datasheet

SWIFT™, D-CAP2™, Eco-Mode™ 14-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.765V 5.5V 6.5A 650kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 14-HTSSOP
TPS61202DRCR

TPS61202DRCR

IC REG BOOST 5V 1.2A 10VSON

Texas Instruments

7,704
TPS61202DRCR

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)
TPS61200DRCR

TPS61200DRCR

IC REG BOOST ADJ 1.2A 10VSON

Texas Instruments

7,702
TPS61200DRCR

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.3V Boost 5.5V 1.8V 5.5V 1.2A (Switch) 1.25MHz ~ 1.65MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
TPS61201DRCR

TPS61201DRCR

IC REG BOOST 3.3V 1.2A 10VSON

Texas Instruments

6,203
TPS61201DRCR

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)
TPS543320RPYR

TPS543320RPYR

IC REG BUCK ADJ 3A 14VQFN

Texas Instruments

2,726
TPS543320RPYR

Datasheet

- 14-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 18V 0.5V 5.5V 3A 500kHz, 750kHz, 1MHz, 1.5MHz, 2.2MHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 14-VQFN-HR (2.5x3)
TPS54335ADRCR

TPS54335ADRCR

IC REG BUCK ADJ 3A 10VSON

Texas Instruments

583
TPS54335ADRCR

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) 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 10-VSON (3x3)
MP2159AGJ-Z

MP2159AGJ-Z

IC REG BUCK ADJ 1A TSOT23-8

Monolithic Power Systems Inc.

24,500
MP2159AGJ-Z

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 6V 0.6V 6V 1A 1.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
MP2159GJ-Z

MP2159GJ-Z

IC REG BUCK ADJ 1A TSOT23-8

Monolithic Power Systems Inc.

19,206
MP2159GJ-Z

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 6V 0.6V 6V 1A 1.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
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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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