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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
TL497ACDR

TL497ACDR

IC REG BUCK BST ADJ 500MA 14SOIC

Texas Instruments

4,688
TL497ACDR

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Down Positive or Negative Adjustable 1 4.5V Buck, Boost 12V ±1.2V 30V, -25V 500mA (Switch) - - No - 0°C ~ 70°C (TA) Surface Mount 14-SOIC
TPS54040ADRCT

TPS54040ADRCT

IC REG BUCK ADJ 500MA 10VSON

Texas Instruments

965
TPS54040ADRCT

Datasheet

Eco-Mode™ 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.5V Buck 42V 0.8V 39V 500mA 100kHz ~ 2.5MHz - No - -40°C ~ 150°C (TJ) Surface Mount 10-VSON (3x3)
TPS62133RGTT

TPS62133RGTT

IC REG BUCK 5V 3A 16VQFN

Texas Instruments

689
TPS62133RGTT

Datasheet

DCS-Control™ 16-VFQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Fixed 1 3V Buck 17V 5V - 3A 2.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-VQFN (3x3)
BM2P014

BM2P014

IC REG FLYBACK 950MA 7DIP

Rohm Semiconductor

1,973
BM2P014

Datasheet

- 8-DIP (0.300", 7.62mm), 7 Leads Tube Active - Positive - 1 8.9V Flyback 26V - - 950mA 65kHz - No - -40°C ~ 105°C (TA) Through Hole 7-DIP
MP2314SGJ-Z

MP2314SGJ-Z

IC REG BUCK ADJ 2A TSOT23-8

Monolithic Power Systems Inc.

3,447
MP2314SGJ-Z

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 24V 0.8V 22.8V 2A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
ISL9120IINZ-T7A

ISL9120IINZ-T7A

IC REG BCK BST 3.3V 800MA 9WLCSP

Renesas Electronics Corporation

300
ISL9120IINZ-T7A

Datasheet

- 9-UFBGA, WLCSP Tape & Reel (TR) Active Step-Up/Step-Down Positive Fixed 1 1.8V Buck-Boost 5.5V 3.3V - 800mA - - Yes - - Surface Mount 9-WLCSP (1.41x1.41)
TPS54394PWPR

TPS54394PWPR

IC REG BUCK ADJ 3A DL 16HTSSOP

Texas Instruments

3,683
TPS54394PWPR

Datasheet

D-CAP2™, Eco-Mode™ 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 2 4.5V Buck 18V 0.76V 7V 3A 700kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-HTSSOP
MIC2204YML

MIC2204YML

IC REG BUCK ADJ 600MA 10MLF

Microchip Technology

450
MIC2204YML

Datasheet

- 10-VFDFN Exposed Pad, 10-MLF® Tube Active Step-Down Positive Adjustable 1 2.3V Buck 5.5V 1V 5.5V 600mA 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-MLF® (3x3)
TPS542951RSAR

TPS542951RSAR

IC REG BUCK ADJ 2A/3A DL 16QFN

Texas Instruments

4,272
TPS542951RSAR

Datasheet

D-CAP2™, Eco-Mode™ 16-VQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 2 4.5V Buck 18V 0.76V 7V 2A, 3A 700kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-QFN (4x4)
TPS82695SIPT

TPS82695SIPT

IC REG BUCK 2.5V 500MA 8USIP

Texas Instruments

2,225
TPS82695SIPT

Datasheet

- 8-SMD Module Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 4.35V 2.5V - 500mA 4MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 8-uSIP (2.9x2.3)
MP3221GJ-Z

MP3221GJ-Z

IC REG BOOST ADJ 2.7A TSOT23-6

Monolithic Power Systems Inc.

5,504
MP3221GJ-Z

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.5V Boost 6V 3V 6V 2.7A (Switch) 1.2MHz - No - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-6
L6981C50DR

L6981C50DR

IC REG BUCK 5V 1.5A 8SO

STMicroelectronics

4,933
L6981C50DR

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Fixed 1 3.5V Buck 38V 5V - 1.5A 400kHz - Yes - -40°C ~ 150°C (TJ) Surface Mount 8-SO
MP3414EGJ-Z

MP3414EGJ-Z

IC REG BOOST ADJ TSOT23-8

Monolithic Power Systems Inc.

1,758
MP3414EGJ-Z

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Step-Up Positive Adjustable 1 0.6V Boost 4V 1.8V 4V - 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-8
A6986F5V

A6986F5V

IC REG BUCK 5V 1.5A 16HTSSOP

STMicroelectronics

1,428
A6986F5V

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tube Active Step-Down Positive Fixed 1 4V Buck 38V 5V - 1.5A 250kHz ~ 2MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 16-HTSSOP
TPS62113RSAT

TPS62113RSAT

IC REG BUCK ADJ 1.5A 16QFN

Texas Instruments

2,773
TPS62113RSAT

Datasheet

- 16-VQFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.1V Buck 17V 1.2V 16V 1.5A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-QFN (4x4)
LM34927MR/NOPB

LM34927MR/NOPB

IC REG BUCK ADJ 600MA 8SOPWR

Texas Instruments

1,560
LM34927MR/NOPB

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive, Isolation Capable Adjustable 1 7.5V Buck 100V 1.225V 100V 600mA Adj to 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
MIC26400YJL-TR

MIC26400YJL-TR

IC REG BUCK ADJ 5A 28QFN

Microchip Technology

998
MIC26400YJL-TR

Datasheet

Hyper Speed Control®, SuperSwitcher II™ 28-PowerVQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 26V 0.8V 5.5V 5A 300kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 28-QFN (5x6)
LM25017MRX/NOPB

LM25017MRX/NOPB

IC REG BUCK ADJ 650MA 8SOPWR

Texas Instruments

4,212
LM25017MRX/NOPB

Datasheet

- 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 7.5V Buck 48V 1.225V 40V 650mA Up to 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
LMR14020SQDDARQ1

LMR14020SQDDARQ1

IC REG BUCK ADJ 2A 8SOPWR

Texas Instruments

3,783
LMR14020SQDDARQ1

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 40V 0.8V 28V 2A 200kHz ~ 2.5MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
LMR14020SSQDDARQ1

LMR14020SSQDDARQ1

IC REG BUCK ADJ 2A 8SOPWR

Texas Instruments

3,192
LMR14020SSQDDARQ1

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 40V 0.8V 28V 2A 200kHz ~ 2.5MHz AEC-Q100 No Automotive -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
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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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