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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
TLV62585DRLT

TLV62585DRLT

IC REG BUCK ADJ 3A SOT5X3

Texas Instruments

1,162
TLV62585DRLT

Datasheet

- SOT-563, SOT-666 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 3A 1.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-5X3
RT8008GB

RT8008GB

IC REG BUCK ADJ 600MA SOT23-5

Richtek USA Inc.

8,667
RT8008GB

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 600mA 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-23-5
TPS62671YFDR

TPS62671YFDR

IC REG BUCK 1.8V 500MA 6DSBGA

Texas Instruments

5,807
TPS62671YFDR

Datasheet

- 6-XFBGA, DSBGA Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 4.8V 1.8V - 500mA 6MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-DSBGA
TPS56428DDAR

TPS56428DDAR

IC REG BUCK ADJ 4A 8SOPWR

Texas Instruments

4,109
TPS56428DDAR

Datasheet

D-CAP2™, Eco-Mode™ 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.6V 7V 4A 650kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SO PowerPad
TPS61256AYFFR

TPS61256AYFFR

IC REG BOOST 5V 2.9A 9DSBGA

Texas Instruments

2,895
TPS61256AYFFR

Datasheet

- 9-UFBGA, DSBGA Tape & Reel (TR) Active Step-Up Positive Fixed 1 2.5V Boost 4.85V 5V - 2.9A (Switch) 3.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 9-DSBGA
R1210N331D-TR-FE

R1210N331D-TR-FE

IC REG BOOST 400MA SOT23-5

Nisshinbo Micro Devices Inc.

23,410
R1210N331D-TR-FE

Datasheet

R1210Nxx1x SC-74A, SOT-753 Tape & Reel (TR) Active Step-Up Positive Fixed 1 - Boost 8V - 3.3V 400mA 180kHz - No - -40°C ~ 85°C Surface Mount SOT-23-5
TPS60502DGSR

TPS60502DGSR

IC REG CHARGE PUMP 1.8V 10VSSOP

Texas Instruments

2,444
TPS60502DGSR

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 1.8V Charge Pump 6.5V 1.8V - 250mA 800kHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-VSSOP
TPS60501DGSR

TPS60501DGSR

IC REG CHARGE PUMP 3.3V 10VSSOP

Texas Instruments

9,668
TPS60501DGSR

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 1.8V Charge Pump 6.5V 3.3V - 250mA 800kHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-VSSOP
AP62500SJ-7

AP62500SJ-7

IC REG BUCK ADJ 5A 12QFN

Diodes Incorporated

5,546
AP62500SJ-7

Datasheet

- 12-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.6V 7V 5A 400kHz, 800kHz, 1.2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount V-QFN2030-12 (Type A)
TPS62560DRVT

TPS62560DRVT

IC REG BUCK ADJ 600MA 6WSON

Texas Instruments

2,118
TPS62560DRVT

Datasheet

- 6-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.85V 5.5V 600mA 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-WSON (2x2)
LMR10515YMFX/NOPB

LMR10515YMFX/NOPB

IC REG BUCK ADJ 1.5A SOT23-5

Texas Instruments

1,715
LMR10515YMFX/NOPB

Datasheet

SIMPLE SWITCHER® SC-74A, SOT-753 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 5.5V 0.6V 4.5V 1.5A 3MHz - No - -40°C ~ 125°C (TJ) Surface Mount SOT-23-5
LM2773TL/NOPB

LM2773TL/NOPB

IC REG CHARGE PUMP PROG 9DSBGA

Texas Instruments

124
LM2773TL/NOPB

Datasheet

- 9-WFBGA, DSBGA Tape & Reel (TR) Active Step-Down Positive Programmable 1 2.5V Charge Pump 5.5V 1.6V, 1.8V - 300mA 1.15MHz - No - -30°C ~ 85°C (TA) Surface Mount 9-DSBGA
TLV62585RWTT

TLV62585RWTT

IC REG BUCK ADJ 3A 12VQFN

Texas Instruments

12,453
TLV62585RWTT

Datasheet

- 12-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 3A 1.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-VQFN-HR (2x2)
RT8065ZQW

RT8065ZQW

IC REG BUCK ADJ 3A 8WDFN

Richtek USA Inc.

2,813
RT8065ZQW

Datasheet

- 8-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.8V 5V 3A 200kHz ~ 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-WDFN (3x3)
S-85S1AB18-I6T1U

S-85S1AB18-I6T1U

IC REG BUCK 1.8V 200MA SNT-6A

ABLIC Inc.

29,381
S-85S1AB18-I6T1U

Datasheet

S-85S1A 6-SMD, Flat Leads Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.2V Buck 5.5V 1.8V - 200mA 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SNT-6A
R1218N062A-TR-FE

R1218N062A-TR-FE

IC REG BOOST ADJ 700MA SOT23-6

Nisshinbo Micro Devices Inc.

1,685
R1218N062A-TR-FE

Datasheet

R1218x SOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V 26V 29V 700mA (Switch) 1.2MHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
TPS62235DRYR

TPS62235DRYR

IC REG BUCK 1.2V 500MA 6SON

Texas Instruments

302
TPS62235DRYR

Datasheet

- 6-UFDFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.05V Buck 6V 1.2V - 500mA 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 6-SON (1.45x1)
R1218N041A-TR-FE

R1218N041A-TR-FE

IC REG BOOST ADJ 700MA SOT23-6

Nisshinbo Micro Devices Inc.

109
R1218N041A-TR-FE

Datasheet

R1218x SOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 1.8V Boost 5.5V 17V 20V 700mA (Switch) 1.2MHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
XC9276D2540R-G

XC9276D2540R-G

IC REG BUCK 0.8/1.8V 150MA 6WLP

Torex Semiconductor Ltd

5,130
XC9276D2540R-G

Datasheet

XC9276 6-XFBGA, WLBGA Tape & Reel (TR) Active Step-Down Positive Fixed 2 1.8V Buck 6V 0.8V, 1.8V - 150mA - - Yes - -40°C ~ 85°C (TA) Surface Mount WLP-6-03 (1.07x1.72)
ST1S06PU33R

ST1S06PU33R

IC REG BUCK 3.3V 1.5A 6DFN

STMicroelectronics

4,452
ST1S06PU33R

Datasheet

- 6-VDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 4.2V Buck 6V 3.3V - 1.5A 1.5MHz - Yes - -30°C ~ 85°C (TJ) Surface Mount 6-DFN (3x3)
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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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