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Voltage Regulators - DC DC Switching Regulators

Browse available Voltage Regulators - DC DC Switching Regulators part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Function Output Configuration Topology Output Type Number of Outputs Voltage - Input (Min) Voltage - Input (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Current - Output Frequency - Switching Synchronous Rectifier Operating Temperature Grade Qualification Mounting Type Supplier Device Package
UM3510S Union Semiconductor International Limited

UM3510S

IC REG BUCK ADJ 1A SOT23-6

Union Semiconductor International Limited

10,000 -
Datasheet - SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 2.5V 6V 0.6V 6V 1A 2.25MHz Yes -40°C ~ 85°C - - Surface Mount SOT-23-6
TPS62684YFFR Texas Instruments

TPS62684YFFR

IC REG BUCK 2.85V 1.6A 6DSBGA

Texas Instruments

3,000 -
Datasheet - 6-UFBGA, DSBGA Bulk Active Step-Down Positive Buck Fixed 1 3.25V 5.5V 2.85V - 1.6A 5.5MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 6-DSBGA
UM3500 Union Semiconductor International Limited

UM3500

IC REG BUCK ADJ 600MA SOT23-5

Union Semiconductor International Limited

3,000 -
Datasheet - SC-74A, SOT-753 Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 2.5V 5.5V 0.6V 5.5V 600mA 1.5MHz Yes -40°C ~ 85°C - - Surface Mount SOT-23-5
LM2576T-3.3 TAEJIN

LM2576T-3.3

IC REG BUCK 3.3V 3A TO220-5L

TAEJIN

75,888 -
Datasheet SIMPLE SWITCHER® TO-220-5 Tube Active Step-Down Positive Buck Fixed 1 - 40V 3.3V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Through Hole TO-220-5L
LM2576T-ADJ TAEJIN

LM2576T-ADJ

IC REG BUCK ADJ 3A TO220-5L

TAEJIN

33,792 -
Datasheet SIMPLE SWITCHER® TO-220-5 Tube Active Step-Down Positive Buck Adjustable 1 - 40V 1.23V 37V 3A 52kHz No -40°C ~ 125°C (TJ) - - Through Hole TO-220-5L
LM4576DP-5.0 TAEJIN

LM4576DP-5.0

IC REG BUCK 5V 3A 8SOP-PP

TAEJIN

18,923 -
Datasheet SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Fixed 1 - 40V 5V - 3A 300kHz No -40°C ~ 125°C (TJ) - - Surface Mount 8-SOP-PP
LM2576T-12 TAEJIN

LM2576T-12

IC REG BUCK 12V 3A TO220-5L

TAEJIN

4,661 -
Datasheet SIMPLE SWITCHER® TO-220-5 Tube Active Step-Down Positive Buck Fixed 1 - 40V 12V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Through Hole TO-220-5L
LM2576T-15 TAEJIN

LM2576T-15

IC REG BUCK 15V 3A TO220-5L

TAEJIN

3,073 -
Datasheet LM2576 TO-220-5 Tube Active Step-Down Positive Buck Fixed 1 - 40V 15V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Through Hole TO-220-5L
LM2576R-5.0 TAEJIN

LM2576R-5.0

IC REG BUCK 5V 3A TO263-5L

TAEJIN

262,610 -
Datasheet SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive Buck Fixed 1 - 40V 5V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263-5L
LM2576R-ADJ TAEJIN

LM2576R-ADJ

IC REG BUCK ADJ 3A TO263-5L

TAEJIN

120,309 -
Datasheet SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 - 40V 1.23V 37V 3A 52kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263-5L
LM2576R-12 TAEJIN

LM2576R-12

IC REG BUCK 12V 3A TO263-5L

TAEJIN

30,234 -
Datasheet SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive Buck Fixed 1 - 40V 12V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263-5L
LM2576R-3.3 TAEJIN

LM2576R-3.3

IC REG BUCK 3.3V 3A TO263-5L

TAEJIN

10,596 -
Datasheet SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive Buck Fixed 1 - 40V 3.3V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263-5L
LM2576R-15 TAEJIN

LM2576R-15

IC REG BUCK 15V 3A TO263-5L

TAEJIN

5,540 -
Datasheet LM2576 TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Down Positive Buck Fixed 1 - 40V 15V - 3A 52kHz No -40°C ~ 125°C (TJ) - - Surface Mount TO-263-5L
LM4576DP-ADJ TAEJIN

LM4576DP-ADJ

IC REG BUCK ADJ 3A 8SOP-PP

TAEJIN

5,000 -
Datasheet SIMPLE SWITCHER® 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Buck Adjustable 1 8V 40V 1.23V 40V 3A 300kHz No -40°C ~ 125°C (TJ) - - Surface Mount 8-SOP-PP
MIC2203YML Micrel Inc.

MIC2203YML

IC REG BUCK ADJ 300MA 10MLF

Micrel Inc.

4,000 -
Datasheet - 10-VFDFN Exposed Pad, 10-MLF® Bulk Active Step-Down Positive Buck Adjustable 1 2.3V 5.5V 0.5V 5.5V 300mA 1MHz Yes -40°C ~ 125°C (TJ) - - Surface Mount 10-MLF® (3x3)
LM3678SDE-1.2/NOPB National Semiconductor

LM3678SDE-1.2/NOPB

IC REG BUCK PROG 1.5A 10WSON

National Semiconductor

3,451 -
Datasheet - 10-WFDFN Exposed Pad Bulk Active Step-Down Positive Buck Programmable 1 2.5V 5.5V 0.8V, 1.2V - 1.5A 3.3MHz Yes -30°C ~ 85°C (TA) - - Surface Mount 10-WSON (3x3)
KA5Q0765RTHYDTU onsemi

KA5Q0765RTHYDTU

IC REG

onsemi

15,600 -
Datasheet * - Bulk Active - - - - - - - - - - - - - - - - -
LM3691TL-1.2/NOPB National Semiconductor

LM3691TL-1.2/NOPB

IC REG BUCK 1.2V 1A 6DSBGA

National Semiconductor

3,108 -
Datasheet - 6-WFBGA, DSBGA Bulk Active Step-Down Positive Buck Fixed 1 2.3V 5.5V 1.2V - 1A 4MHz Yes -30°C ~ 85°C (TA) - - Surface Mount 6-DSBGA (1.5x1.3)
FAN8060EMPX Fairchild Semiconductor

FAN8060EMPX

IC REG BUCK ADJ 1A 10MLP

Fairchild Semiconductor

9,000 -
Datasheet - 10-WFDFN Exposed Pad Bulk Active Step-Down Positive Buck Adjustable 1 2.5V 5.5V 1.2V 5.5V 1A 1.21MHz Yes -40°C ~ 85°C (TA) - - Surface Mount 10-MLP (3x3)
RP504K111D-E2 Nisshinbo Micro Devices Inc.

RP504K111D-E2

IC REG BUCK 1.1V 600MA SOT23-5

Nisshinbo Micro Devices Inc.

5,000 -
Datasheet RP504x SC-74A, SOT-753 Bulk Active Step-Down Positive Buck Fixed 1 2.3V 5.5V 1.1V - 600mA 2.25MHz Yes -40°C ~ 85°C (TA) - - Surface Mount SOT-23-5
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Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

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Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

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Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

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Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.