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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
MCP1256T-E/UN

MCP1256T-E/UN

IC REG CHARGE PUMP 3.3V 10MSOP

Microchip Technology

1,133
MCP1256T-E/UN

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Up Positive Fixed 1 1.8V Charge Pump 3.6V 3.3V - 100mA 650kHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-MSOP
TPS54325PWP

TPS54325PWP

IC REG BUCK ADJ 3A 14HTSSOP

Texas Instruments

240
TPS54325PWP

Datasheet

D-CAP2™ 14-PowerTSSOP (0.173", 4.40mm Width) Tube Active Step-Down Positive Adjustable 1 2V Buck 18V 0.76V 5.5V 3A 700kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 14-HTSSOP
MIC33050-GYHL-TR

MIC33050-GYHL-TR

IC REG BUCK 1.8V 600MA 12MLF

Microchip Technology

15,412
MIC33050-GYHL-TR

Datasheet

HyperLight Load® 12-VFDFN Exposed Pad, 12-MLF® Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.7V Buck 5.5V 1.8V - 600mA 4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-MLF™ (3x3)
L7981ATR

L7981ATR

IC REG BUCK ADJ 3A 8HSOP

STMicroelectronics

9,715
L7981ATR

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 28V 0.6V 28V 3A 250kHz ~ 1MHz - No - -40°C ~ 150°C (TJ) Surface Mount 8-HSOP
NJW4152R-B-TE2

NJW4152R-B-TE2

IC REG BUCK ADJ 600MA 8MSOP

Nisshinbo Micro Devices Inc.

3,624
NJW4152R-B-TE2

Datasheet

- 8-LSSOP, 8-MSOP (0.110", 2.80mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.6V Buck 40V 0.8V 40V 600mA 700kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-MSOP (VSP8)
ST1PS01EJR

ST1PS01EJR

IC REG BUCK 1.8V 400MA 8FLIPCHIP

STMicroelectronics

9,143
ST1PS01EJR

Datasheet

- 8-UFBGA, FCBGA Tape & Reel (TR) Active Step-Down Positive Fixed 1 1.8V Buck 5.5V 1.8V, 2.7V, 3V, 3.3V - 400mA 2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-FlipChip (1.11x1.41)
FAN49100AUC330X

FAN49100AUC330X

IC REG BUCK BST 3.3V 2A 20WLCSP

onsemi

5,683
FAN49100AUC330X

Datasheet

TinyPower™ 20-UFBGA, WLCSP Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 2.5V Buck-Boost 5.5V 3.3V - 2A 1.8MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 20-WLCSP (1.96x1.56)
TPS62150ARGTT

TPS62150ARGTT

IC REG BUCK ADJ 1A 16VQFN

Texas Instruments

4,184
TPS62150ARGTT

Datasheet

DCS-Control™ 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 17V 0.9V 6V 1A 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-VQFN (3x3)
LM2832XMY/NOPB

LM2832XMY/NOPB

IC REG BUCK ADJ 2A 8HVSSOP

Texas Instruments

3,717
LM2832XMY/NOPB

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 5.5V 0.6V 4.5V 2A 1.6MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-HVSSOP
TPS54527DDA

TPS54527DDA

IC REG BUCK ADJ 5A 8SOPWR

Texas Instruments

969
TPS54527DDA

Datasheet

D-CAP2™ 8-PowerSOIC (0.154", 3.90mm Width) Bulk Active Step-Down Positive Adjustable 1 4.5V Buck 18V 0.76V 6V 5A 650kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-SO PowerPad
TPS62153RGTT

TPS62153RGTT

IC REG BUCK 5V 1A 16VQFN

Texas Instruments

665
TPS62153RGTT

Datasheet

DCS-Control™ 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 17V 5V - 1A 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-VQFN (3x3)
TPS62161DSGT

TPS62161DSGT

IC REG BUCK 1.8V 1A 8WSON

Texas Instruments

397
TPS62161DSGT

Datasheet

DCS-Control™ 8-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 17V 1.8V - 1A 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-WSON (2x2)
BD9A600MUV-E2

BD9A600MUV-E2

IC REG BUCK ADJ 6A 16VQFN

Rohm Semiconductor

81,173
BD9A600MUV-E2

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.8V 3.85V 6A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount VQFN016V3030
LMR33630BRNXR

LMR33630BRNXR

IC REG BUCK ADJ 3A 12VQFN

Texas Instruments

26,330
LMR33630BRNXR

Datasheet

SIMPLE SWITCHER® 12-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 36V 1V 24V 3A 1.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 12-VQFN-HR (3x2)
TPS62290TDRVRQ1

TPS62290TDRVRQ1

IC REG BUCK ADJ 1A 6WSON

Texas Instruments

17,538
TPS62290TDRVRQ1

Datasheet

- 6-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.3V Buck 6V 0.6V 6V 1A 2.25MHz AEC-Q100 Yes Automotive -40°C ~ 105°C (TA) Surface Mount 6-WSON (2x2)
S-85S1PD28-I8T1U

S-85S1PD28-I8T1U

IC REG BUCK 2.8V 200MA SNT-8A

ABLIC Inc.

2,161
S-85S1PD28-I8T1U

Datasheet

S-85S1PD 8-SMD, Flat Leads Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.2V Buck 5.5V 2.8V - 200mA 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SNT-8A
TPS62097QWRGTRQ1

TPS62097QWRGTRQ1

IC REG BUCK ADJ 2A 16VQFN

Texas Instruments

1,500
TPS62097QWRGTRQ1

Datasheet

iDCS-Control 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 6V 0.8V 6V 2A 1.5MHz ~ 2.5MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 16-VQFN (3x3)
TPS62293TDRVRQ1

TPS62293TDRVRQ1

IC REG BUCK 1.8V 1A 6WSON

Texas Instruments

922
TPS62293TDRVRQ1

Datasheet

- 6-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 6V 1.8V - 1A 2.25MHz AEC-Q100 Yes Automotive -40°C ~ 105°C (TA) Surface Mount 6-WSON (2x2)
SC174MLTRT

SC174MLTRT

IC REG BUCK ADJ 4A 10MLPD

Semtech Corporation

3,846
SC174MLTRT

Datasheet

EcoSpeed® 10-VFDFN Exposed Pad Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 3V Buck 5.5V 0.75V 5.23V 4A 200kHz ~ 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-MLPD (3x3)
TPS62005DGSR

TPS62005DGSR

IC REG BUCK 1.8V 600MA 10VSSOP

Texas Instruments

2,594
TPS62005DGSR

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.5V Buck 5.5V 1.8V - 600mA 750kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSSOP
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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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