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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
TLV62085RLTT

TLV62085RLTT

IC REG BUCK ADJ 3A 7VSON

Texas Instruments

8,277
TLV62085RLTT

Datasheet

DCS-Control™ 7-VFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 6V 0.8V 6V 3A 2.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 7-VSON (2x2)
TPS563210DDFT

TPS563210DDFT

IC REG BUCK ADJ 3A TSOT23-8

Texas Instruments

6,679
TPS563210DDFT

Datasheet

D-CAP2™, Eco-Mode™ SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 17V 0.76V 7V 3A 650kHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-8
RT5785AGJ8F

RT5785AGJ8F

IC REG BUCK ADJ 2A TSOT23-8

Richtek USA Inc.

5,690
RT5785AGJ8F

Datasheet

ACOT™ SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 6V 0.6V 6V 2A 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-8
TPS62061DSGR

TPS62061DSGR

IC REG BUCK 1.8V 1.6A 8WSON

Texas Instruments

2,938
TPS62061DSGR

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.7V Buck 6V 1.8V - 1.6A 3MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-WSON (2x2)
TL2575-ADJIKTTR

TL2575-ADJIKTTR

IC REG BUCK ADJ 1A TO263

Texas Instruments

2,364
TL2575-ADJIKTTR

Datasheet

- TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.75V Buck 40V 1.23V 37V 1A 52kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-5)
TPS62660YFFT

TPS62660YFFT

IC REG BUCK 1.8V 1A 6DSBGA

Texas Instruments

605
TPS62660YFFT

Datasheet

- 6-UFBGA, DSBGA Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 1.8V - 1A 6MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 6-DSBGA
BD9B400MUV-E2

BD9B400MUV-E2

IC REG BUCK ADJ 4A 16VQFN

Rohm Semiconductor

17,496
BD9B400MUV-E2

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.8V 4.4V 4A 1MHz, 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount VQFN016V3030
FAN48618BUC53X

FAN48618BUC53X

IC REG BOOST 5.25V 1.2A 9WLCSP

onsemi

11,986
FAN48618BUC53X

Datasheet

TinyBoost® 9-UFBGA, WLCSP Tape & Reel (TR) Active Step-Up Positive Fixed 1 2.7V Boost 4.8V 5.25V - 1.2A 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 9-WLCSP (1.22x1.22)
TPS62353YZGT

TPS62353YZGT

IC REG BUCK ADJ 800MA 12DSBGA

Texas Instruments

127
TPS62353YZGT

Datasheet

- 12-UFBGA, DSBGA Tape & Reel (TR) Active Step-Down Positive Adjustable (Programmable) 1 2.7V Buck 5.5V 0.75V (1V, 1.2V) 1.54V 800mA 3MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 12-DSBGA
LM3691TL-1.5/NOPB

LM3691TL-1.5/NOPB

IC REG BUCK 1.5V 1A 6DSBGA

Texas Instruments

1,401
LM3691TL-1.5/NOPB

Datasheet

- 6-WFBGA, DSBGA Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 1.5V - 1A 4MHz - Yes - -30°C ~ 85°C (TA) Surface Mount 6-DSBGA (1.5x1.3)
TPS62148RGXT

TPS62148RGXT

IC REG BUCK ADJ 2A 11VQFN

Texas Instruments

1,124
TPS62148RGXT

Datasheet

DCS-Control™ 11-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 17V 0.8V 12V 2A 2.5MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 11-VQFN-HR (2x3)
LM3691TL-1.0/NOPB

LM3691TL-1.0/NOPB

IC REG BUCK 1V 1A 6DSBGA

Texas Instruments

682
LM3691TL-1.0/NOPB

Datasheet

- 6-WFBGA, DSBGA Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 1V - 1A 4MHz - Yes - -30°C ~ 85°C (TA) Surface Mount 6-DSBGA (1.5x1.3)
TPS54239DDA

TPS54239DDA

IC REG BUCK ADJ 2A 8SOPWR

Texas Instruments

334
TPS54239DDA

Datasheet

SWIFT™, D-CAP2™ 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 4.5V Buck 23V 0.76V 7V 2A 600kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SO PowerPad
RT8259GE

RT8259GE

IC REG BUCK ADJ 1.2A SOT23-6

Richtek USA Inc.

12,138
RT8259GE

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 24V 0.8V 15V 1.2A 1.4MHz - No - -40°C ~ 85°C (TA) Surface Mount SOT-23-6
BD9139MUV-E2

BD9139MUV-E2

IC REG BUCK ADJ 3A 16VQFN

Rohm Semiconductor

4,748
BD9139MUV-E2

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.8V 3.3V 3A 1MHz - Yes - -40°C ~ 105°C (TA) Surface Mount 16-VQFN (3x3)
LM2775QDSGTQ1

LM2775QDSGTQ1

IC REG CHARG PUMP 5V 200MA 8WSON

Texas Instruments

541
LM2775QDSGTQ1

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Fixed 1 2.7V Charge Pump 5.5V 5V - 200mA 2MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-WSON (2x2)
TPS60140PWPR

TPS60140PWPR

IC REG CHARGE PUMP 5V 20HTSSOP

Texas Instruments

2,375
TPS60140PWPR

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Up Positive Fixed 1 1.8V Charge Pump 3.6V 5V - 100mA 320kHz - No - -40°C ~ 85°C (TA) Surface Mount 20-HTSSOP
XC9141B33CMR-G

XC9141B33CMR-G

IC REG BOOST 3.3V 800MA SOT25-5

Torex Semiconductor Ltd

5,651
XC9141B33CMR-G

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Step-Up Positive Fixed 1 0.65V Boost 6V 3.3V - 800mA 1.2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-25-5
ST1S41PUR

ST1S41PUR

IC REG BUCK ADJ 4A 8DFN

STMicroelectronics

3,707
ST1S41PUR

Datasheet

- 8-VDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 18V 0.8V 18V 4A 850kHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 8-DFN (4x4)
AP1507-D5-13

AP1507-D5-13

IC REG BUCK ADJ 3A TO252-5

Diodes Incorporated

2,555
AP1507-D5-13

Datasheet

- TO-252-6, DPAK (5 Leads + Tab) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 22V 1.23V 18V 3A 150kHz - No - -20°C ~ 85°C (TA) Surface Mount TO-252-5
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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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