LM257x SIMPLE SWITCHER® Voltage Regulators

Texas Instruments LM257x SIMPLE SWITCHER® Step-Down Voltage Regulators are high-efficiency devices ranging from 0.5A to 3A output current. TI LM2574 and LM2574HV SIMPLE SWITCHER Step-Down Voltage Regulators provide all the active functions for a step-down (buck) switching regulator capable of driving a 0.5A load with excellent line and load regulation. The LM2575 and LM2575HV step-down voltage regulators provide all the active functions for a step-down (buck) switching regulator capable of driving a 1A load with excellent line and load regulation.

Results: 112
Select Image Part # Mfr. Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Mounting Style Package / Case Topology Output Voltage Output Current Number of Outputs Quiescent Current Switching Frequency Minimum Operating Temperature Maximum Operating Temperature Series Packaging
Texas Instruments Switching Voltage Regulators 0.5A SD VTG Reg A 92 6-LM2574MX-12/NOPB A 926-LM2574MX-12/NOPB 439In Stock
¥583
¥438.5
¥375.4
¥348.8
Min.: 1
Mult.: 1
SMD/SMT SOIC-Wide-14 Buck 12 V 500 mA 1 Output 5 mA 58 kHz - 40 C + 125 C LM2574 Tube
Texas Instruments Switching Voltage Regulators 0.5A STEP-DOWN VLTG REG A 926-LM2574MX-5 A 926-LM2574MX-5.0NOPB 744In Stock
¥583
¥438.5
¥378.7
¥360.4
Min.: 1
Mult.: 1
SMD/SMT SOIC-Wide-14 Buck 5 V 500 mA 1 Output 5 mA 58 kHz - 40 C + 125 C LM2574 Tube
Texas Instruments Switching Voltage Regulators 0.5A STEP-DOWN VLTG REG A 926-LM2574M-AD A 926-LM2574M-ADJ/NOPB 90In Stock
16,000On Order
Cut Tape
¥498.3
¥372.1
¥342.2
¥307.3
Reel
¥257.5
Min.: 1
Mult.: 1
: 1,000
SMD/SMT SOIC-Wide-14 Buck 1.23 V to 37 V 500 mA 1 Output 5 mA 58 kHz - 40 C + 125 C LM2574 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators 0.5A SD VTG Reg A 92 6-LM2574M-3.3/NOPB A 926-LM2574M-3.3/NOPB 90In Stock
4,000Expected 12/14/2026
Cut Tape
¥498.3
¥372.1
¥342.2
¥294
¥285.7
Reel
¥272.4
Min.: 1
Mult.: 1
: 1,000
SMD/SMT SOIC-Wide-14 Buck 3.3 V 500 mA 1 Output 5 mA 58 kHz - 40 C + 125 C LM2574 Reel, Cut Tape, MouseReel

Texas Instruments Switching Voltage Regulators 0.5A STEP-DOWN VLTG REG 419In Stock
2,120Expected 12/21/2026
¥674.4
¥509.9
¥451.8
¥418.6
Min.: 1
Mult.: 1
Through Hole PDIP-8 Buck 5 V 500 mA 1 Output 5 mA 58 kHz - 40 C + 125 C LM2574 Tube

Texas Instruments Switching Voltage Regulators 0.5A STEP-DOWN VLTG REG
5,271On Order
¥694.3
¥524.9
¥456.8
¥418.6
Min.: 1
Mult.: 1
Through Hole PDIP-8 Buck 1.23 V to 37 V 500 mA 1 Output 5 mA 58 kHz - 40 C + 125 C LM2574 Tube
Texas Instruments Switching Voltage Regulators 1A SD Vtg Reg A 926- LM2575HVSX15NOPB A A 926-LM2575HVSX15NOPB 101In Stock
¥975
¥802.3
¥720.9
¥687.7
Min.: 1
Mult.: 1
SMD/SMT TO-263-5 Buck 15 V 1 A 1 Output 10 mA 58 kHz - 40 C + 125 C LM2575HV Tube
Texas Instruments Switching Voltage Regulators 1A STEP-DOWN VLTG RE G A 926-LM2575HVSXA A 926-LM2575HVSXADJNPB 206In Stock
315Expected 12/21/2026
¥1,031.5
¥790.6
¥730.8
¥664.4
Min.: 1
Mult.: 1
SMD/SMT TO-263-5 Buck 1.23 V to 57 V 1 A 1 Output 10 mA 52 kHz - 40 C + 125 C LM2575HV Tube
Texas Instruments Switching Voltage Regulators SIMPLE SWITCHER 1A S tep-Down Voltage Re A 926-LM2575HVS3.3NOPB 394In Stock
Cut Tape
¥878.7
¥669.4
¥616.2
¥558.1
Reel
¥514.9
Min.: 1
Mult.: 1
: 500
SMD/SMT TO-263-5 Buck 3.3 V 1 A 1 Output 10 mA 58 kHz - 40 C + 125 C LM2575HV Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators 1A SD VTG Reg A 926- LM2575HVS5.0NOPB A A 926-LM2575HVS5.0NOPB 286In Stock
2,500On Order
Cut Tape
¥953.4
¥727.5
¥671
¥609.6
¥568.1
Reel
¥529.9
Min.: 1
Mult.: 1
: 500
SMD/SMT TO-263-5 Buck 5 V 1 A 1 Output 10 mA 58 kHz - 40 C + 125 C LM2575HV Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators SIMPLE SWITCHER 1A S tep-Down Voltage Re 194In Stock
¥1,021.5
¥782.3
¥704.3
¥651.1
Min.: 1
Mult.: 1
Through Hole TO-220-5 Buck 12 V 1 A 1 Output 10 mA 58 kHz - 40 C + 125 C LM2575HV Tube
Texas Instruments Switching Voltage Regulators 1A SD Vtg Reg 351In Stock
810Expected 12/21/2026
¥968.4
¥739.1
¥667.7
¥611.2
Min.: 1
Mult.: 1
Through Hole TO-220-5 Buck 15 V 1 A 1 Output 10 mA 58 kHz - 40 C + 125 C LM2575HV Tube
Texas Instruments Switching Voltage Regulators 1A SD Vtg Reg A 926- LM2575MX50NOPB A 92 A 926-LM2575MX50NOPB 218In Stock
¥656.1
¥495
¥455.1
¥408.6
Min.: 1
Mult.: 1
SMD/SMT SOIC-24 Buck 5 V 1 A 1 Output 10 mA 58 kHz - 40 C + 125 C LM2575 Tube
Texas Instruments Switching Voltage Regulators 1A SD VTG Reg A 926- LM2575MXADJNOPB A 9 A 926-LM2575MXADJNOPB 76In Stock
¥652.8
¥493.3
¥446.8
¥408.6
¥388.7
Min.: 1
Mult.: 1
SMD/SMT SOIC-24 Buck 1.23 V to 37 V 1 A 1 Output 10 mA 52 kHz - 40 C + 125 C LM2575 Tube
Texas Instruments Switching Voltage Regulators 1A SD VTG Reg A 926- LM2575M-50/NOPB A 9 A 926-LM2575M-50/NOPB 450In Stock
Cut Tape
¥513.2
¥385.4
¥352.1
¥317.3
Reel
¥279
Min.: 1
Mult.: 1
: 1,000
SMD/SMT SOIC-24 Buck, Inverting 5 V 1 A 1 Output 58 kHz - 40 C + 125 C LM2575 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators 1A SD VTG Reg A 926- LM2575SX-15/NOPB A A 926-LM2575SX-15/NOPB 471In Stock
¥860.4
¥647.8
¥538.2
¥495
Min.: 1
Mult.: 1
SMD/SMT TO-263-5 Buck, Inverting 15 V 1 A 1 Output 58 kHz - 40 C + 125 C LM2575 Tube
Texas Instruments Switching Voltage Regulators 1A STEP-DOWN VLTG RE G A 926-LM2575SX33N A 926-LM2575SX33NOPB 69In Stock
450Expected 12/21/2026
¥833.8
¥636.2
¥558.1
¥513.2
Min.: 1
Mult.: 1
SMD/SMT TO-263-5 Buck 3.3 V 1 A 1 Output 10 mA 58 kHz - 40 C + 125 C LM2575 Tube
Texas Instruments Switching Voltage Regulators 1A SD VTG Reg A 926- LM2575S-12/NOPB A 9 A 926-LM2575S-12/NOPB 525In Stock
Cut Tape
¥636.2
¥514.9
¥473.4
¥428.5
Reel
¥403.6
Min.: 1
Mult.: 1
: 500
SMD/SMT TO-263-5 Buck 12 V 1 A 1 Output 10 mA 58 kHz - 40 C + 125 C LM2575 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators SIMPLE SWITCHER 1A S tep-Down Voltage Re A 926-LM2575S-15/NOPB 530In Stock
Cut Tape
¥681
¥514.9
¥473.4
¥428.5
Reel
¥385.4
Min.: 1
Mult.: 1
: 500
SMD/SMT TO-263-5 Buck 15 V 1 A 1 Output 10 mA 58 kHz - 40 C + 125 C LM2575 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators SIMPLE SWITCHER 1A S tep-Down Voltage Re 16In Stock
347Expected 12/21/2026
¥696
¥526.5
¥461.8
¥428.5
Min.: 1
Mult.: 1
Through Hole TO-220-5 Buck 12 V 1 A 1 Output 10 mA 52 kHz - 40 C + 125 C LM2575 Tube
Texas Instruments Switching Voltage Regulators 1A STEP-DOWN VLTG RE G 315In Stock
450Expected 12/21/2026
¥621.2
¥468.4
¥410.3
¥380.4
Min.: 1
Mult.: 1
Through Hole TO-220-5 Buck 15 V 1 A 1 Output 10 mA 52 kHz - 40 C + 125 C LM2575 Tube
Texas Instruments Switching Voltage Regulators 1A SD VTG Reg 350In Stock
¥621.2
¥468.4
¥410.3
¥380.4
Min.: 1
Mult.: 1
Through Hole TO-220-5 Buck 3.3 V 1 A 1 Output 52 kHz - 40 C + 125 C LM2575 Tube
Texas Instruments Switching Voltage Regulators 3A SD Vtg Reg A 926- LM2576HVSX33NOPB A A 926-LM2576HVSX33NOPB 2In Stock
180Expected 12/21/2026
¥1,581.3
¥1,230.8
¥1,097.9
¥1,031.5
¥998.3
Min.: 1
Mult.: 1
SMD/SMT TO-263-5 Buck 3.3 V 3 A 1 Output 5 mA 52 kHz - 40 C + 125 C LM2576HV Tube
Texas Instruments Switching Voltage Regulators 3A STEP-DOWN VLTG RE G A 926-LM2576HVSX5 A 926-LM2576HVSX50NOPB 172In Stock
1,125Expected 12/21/2026
¥1,581.3
¥1,230.8
¥1,097.9
¥1,031.5
¥993.3
Min.: 1
Mult.: 1
SMD/SMT TO-263-5 Buck 5 V 3 A 1 Output 5 mA 52 kHz - 40 C + 125 C LM2576HV Tube
Texas Instruments Switching Voltage Regulators 3A STEP-DOWN VLTG RE G A 926-M2576HVSXAD A 926-M2576HVSXADJNOPB 25In Stock
1,440Expected 12/21/2026
¥1,675.9
¥1,305.5
¥1,164.4
¥1,066.4
¥1,004.9
Min.: 1
Mult.: 1
SMD/SMT TO-263-5 Buck 1.23 V to 57 V 3 A 1 Output 5 mA 52 kHz - 40 C + 125 C LM2576HV Tube