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Direct from the Manufacturer

Part Manufacturer Description PDF Samples Ordering
LM2575INE4 Texas Instruments 1-A Simple Step-Down Adjustable Voltage Switching Regulator with Output Enable 16-PDIP -40 to 125 pdf Buy Buy
LM2575IN Texas Instruments 1-A Simple Step-Down Adjustable Voltage Switching Regulator with Output Enable 16-PDIP -40 to 125 pdf Buy Buy
LM2575-15IKTGR Texas Instruments IC 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5, POWER FLEX, PLASTIC, 5 PIN, Switching Regulator or Controller pdf Buy

Search Stock

Part Manufacturer Description Last Check Distributor Ordering
LM2575-12BN Micrel (RETIRED) Conv DC-DC Single Step Down 4V to 40V 16-Pin PDIP 750 from $1.06 (Sep 2016) Rochester Electronics Buy
LM2575-12BN Micrel Semiconductor N/A 750 from $1.06 (Aug 2016) Rochester Electronics Buy
LM2575-12BT Micrel (RETIRED) - 2,195 (Sep 2016) America II Electronics Buy
LM2575-12BT Micrel (RETIRED) Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220 8,010 from $1.10 (Sep 2016) Rochester Electronics Buy
LM2575-12BT Micrel Semiconductor - 2,195 (Aug 2016) America II Electronics Buy
LM2575-12BT Micrel Semiconductor Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220 8,010 from $1.10 (Aug 2016) Rochester Electronics Buy
LM2575-12BU Micrel (RETIRED) Conv DC-DC Single Step Down 4V to 40V 6-Pin(5+Tab) TO-263 5,705 from $1.07 (Sep 2016) Rochester Electronics Buy
LM2575-12BU Micrel Semiconductor N/A 5,705 from $1.07 (Aug 2016) Rochester Electronics Buy
LM2575-12BWM Micrel (RETIRED) - 2,615 (Sep 2016) America II Electronics Buy
LM2575-12BWM Micrel (RETIRED) Conv DC-DC Single Step Down 4V to 40V 24-Pin SOIC W 2,411 from $1.16 (Sep 2016) Rochester Electronics Buy
LM2575-12BWM Micrel Semiconductor - 2,615 (Aug 2016) America II Electronics Buy
LM2575-12BWM Micrel Semiconductor N/A 2,411 from $1.16 (Aug 2016) Rochester Electronics Buy
LM2575-12BWM Microchip Technology Voltage Regulators - Switching Regulators Obsolete; Replace with LM2575-12YWM (RoHS) (Aug 2016) Mouser Electronics Buy
LM2575-12BWM-TR Microchip Technology Voltage Regulators - Switching Regulators (Aug 2016) Mouser Electronics Buy
LM2575-12WT Micrel (RETIRED) - 1,132 (Sep 2016) America II Electronics Buy
LM2575-12WT Micrel Semiconductor - 1,132 (Aug 2016) America II Electronics Buy
LM2575-12WT Microchip Technology Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220 22 from $1.9240 (Sep 2016) Arrow Electronics Buy
LM2575-12WT Microchip Technology 1A STEP-DOWN SMPS REGULATOR - Rail/Tube (Alt: LM2575-12WT) from $1.0239 (Sep 2016) Avnet Buy
LM2575-12WT Microchip Technology IC REG BUCK 12V 1A TO220-5 from $1.54 (Sep 2016) Digi-Key Buy
LM2575-12WT Microchip Technology LM2575 Series 12 V 1 A 52 KHz High-Efficiency Step-Down Buck Regulator -TO-220-5 from $0.8750 (Sep 2016) Future Electronics Buy

LM2575* Datasheet

Part Manufacturer Description PDF Type Ordering
LM2575HVT-12 National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step Down, 1A, 12V, Pkg Style TO220
ri

1 pages,
32.87 Kb

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LM2575HVT-5.0 National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step Down, 1A, 5V, Pkg Style TO220
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1 pages,
32.87 Kb

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LM2575HVT-ADJ National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step Down, 1A, 1.23V to 57V, Pkg Style TO220
ri

1 pages,
32.87 Kb

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LM2575N-ADJ National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step Down, 1A, 1.23V to 37V, Pkg Style 16 Lead PDIP
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1 pages,
32.87 Kb

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LM2575T-12 National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step down, 1A, 12V, Pkg Style TO220
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1 pages,
32.87 Kb

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LM2575T-15 National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step Down, 1A, 15V, Pkg Style TO220
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1 pages,
32.87 Kb

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LM2575T-5.0 National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step Down, 1A, 5V, Pkg Style TO220
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1 pages,
32.87 Kb

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LM2575T-ADJ National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step Down, 1A, 1.23V to 37V, Pkg Style TO220
ri

1 pages,
32.87 Kb

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LM2575T-12 N/A Historical semiconductor price guide (US$ - 1998). From our catalog scanning project.
ri

1 pages,
31.86 Kb

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LM2575T-5.0 N/A Historical semiconductor price guide (US$ - 1998). From our catalog scanning project.
ri

1 pages,
31.86 Kb

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LM2575*

Catalog Datasheet MFG & Type PDF Document Tags
Abstract: LM2575N-12 LM2575N-15 LM2575N-ADJ LM2575HVN-5 0 LM2575HVN-12 LM2575HVN-15 LM2575HVN-ADJ 24-Pin Surface Mount M24B LM2575M-5 0 LM2575M-12 LM2575M-15 LM2575M-ADJ LM2575HVM-5 0 LM2575HVM-12 , LM2575S-15 LM2575S-ADJ LM2575HVS-3 3 LM2575HVS-5 0 LM2575HVS-12 LM2575HVS-15 LM2575HVS-ADJ 4 , (WM) Order Number LM2575M-5 0 LM2575HVM-5 0 LM2575M-12 LM2575HVM-12 LM2575M-15 LM2575HVM-15 , LM2575T-ADJ LM2575HVT-3 3 LM2575HVT-5 0 LM2575HVT-12 LM2575HVT-15 LM2575HVT-ADJ 5-Lead TO-220 Bent ... Motorola
Original
datasheet

54 pages,
592.78 Kb

D408 TRANSISTOR D412 R1SG mosfet D405 12 VOLT 50 AMP smps schematics motorola D101 user guide D405 voltage regulator D409 transistor D415 mosfet D408 transistor 3 phase inverter schematic diagram D405 mosfet D408 mosfet motorola D402 user guide TRANSISTOR D405 mosfet d408 d409 mosfet mosfet d413 TRANSISTOR D412 smd mosfet D414 TEXT
datasheet frame
Abstract: LM2575T-5.0 LM2576SX-3.3 LM1575-5.0 LM2576-ADJ LM2576-3.3 the LM2574 LM2574 LM2575 or LM2576 LM2576 The circuit shown in Figure 5 can provide a 5V g 0 5% Output (1% over , buck regulator (such as the LM2574 LM2574 LM2575 or LM2576 LM2576 depending on how much output current is needed ... National Semiconductor
Original
datasheet

68 pages,
1397.8 Kb

lm2576 application note SR305 SMD capacitor 1000 MF 25v LM2575M-5.0 LM2576T-adJ p IN5822 diode LM2575S-3.3 1N5824 smd lm2575t-5.0 p Step-Down Voltage Regulator smd 5pin ic LM2576HV-ADJ LM2576-12 SMD LM1575 LM1575 LM1575HV LM1575HV LM2575 LM2575HV TEXT
datasheet frame
Abstract: National Semiconductor Application Note 776 Frank DeStasi Tom Gross June 1991 A 20W 5V at 4A step-down regulator can be developed using the LM2577 LM2577 Simple Switcher IC in a forward converter topology This design allows the LM2577 LM2577 IC to be used in step-down voltage applications at output power levels greater than the 1 A LM2575 and 3 A LM2576 LM2576 buck regulators In addition the forward converter can easily provide galvanic isolation between input and output The design specifications are Vi Range 20V­24V 2 ... National Semiconductor
Original
datasheet

14 pages,
272.52 Kb

LM2577 current sink LM2577 flyback regulator LM2575 BOOST CONVERTER LM3411 LM3411-3 LM3411-5 D00A LM3411M5-3.3 LM3578 National MA05A AN-450 LM2577 boost converter LM2576 isolated servo LM2575 LM3411A-5 Marking Information zf 3 phase AC servo drive schematic lm2577 with external transistor Marking G2 SOT23-5 TEXT
datasheet frame
Abstract: LM2575 LM2901D LM2901D LM2901D LM2901D LM2901D LM2901D LM2901D LM2901D LM2901D LM2901D LM2901D LM2901D LM2901DBLE LM2901DBLE LM2901M LM2901M LM2901M LM2901M LM2901N LM2901N ... National Semiconductor
Original
datasheet

6 pages,
133.62 Kb

LM2577 LM2576 LM2575 C1995 AN-776 Snubber circuit Design 20V-24V 1-A simple switcher LM2577 buck TEXT
datasheet frame
Abstract: TITLE INDUCTOR, 470 uH, 0.95 ADC, BUCK PART NUMBER SCHOTT AGENCY APPROVAL: N/A 1000 PARKERS LAKE ROAD CORPORATION WAYZATA, MN 55391 REV B 34043 PAGE 1 END CATALOG NUMBER: 67127040 SPECIFICATIONS 1. TEMP CLASS 130°C. INDEX 3. DC RESISTANCE (1,2,3-4,5,6): 0.145 OHM MAX. .140 TYP 4. HIPOT: 250 VDC. (2 SECONDS, 5 mA MAX) THIS INDUCTOR IS FOR USE WITH NATIONAL SEMICONDUCTOR REGULATORS LM1575-XX/LM2575-XX LK1577-XX/LM2577-XX LK1577-XX/LM2577-XX 1 2 3 SCHOTT 67127040 ... ON Semiconductor
Original
datasheet

354 pages,
2375.64 Kb

SMA CASE 403D-02 footprint LM 3842 Circuit diagram forward converter tl494 MRC 100-6 tl494 buck dc/dc converter sg3525 MC34063 Boost MOSFET tl494 PWM dc to dc boost regulator sg3535a sg3525 pwm INVERTER Full-bridge SG3525 mc34063 step up with mosfet mc34063 step down with mosfet sg3525 application note Full-bridge SG3525 APPLICATION NOTES TEXT
datasheet frame
Abstract: TYPE 55P POWER INDUCTORS FOR 50 KHZ SIMPLE SWITCHER FEATURES Designed for use with National Semiconductor devices LM2574/LM2575/LM2576. Compatible with major industrial standards. Materials meet flammability requirement of UL94V-0 UL94V-0. Manufactured to UL recognized 130 insulation system. UL file# E107307 E107307. STYLE 1,2,3,4 A STYLE 5 A C VITEC VITEC C F D B E SCHEMATIC 1 F D B E SCHEMATIC 1 Dimensions Inches/mm +/- 0.01" Unless noted 2 Dimensions Inches/mm +/- 0.01" Unless noted ... Original
datasheet

46 pages,
380.76 Kb

MC1723CP equivalent lm723cn HS0038A IR3M03A BA1404 M50927 PCF8544 M62447 M62477 M34510M4 IR3P89 MC34063P1 sbx1610 SBX1810-52 NJM79L05A ST L7805CV LA2785 sony SBX1610-52 SBX1610-52 KAD7001 TEXT
datasheet frame
Abstract: IDT74FST3384Q 74ls109apc 74LS161APC AZ431AZ-AE1 HD74HC14P hd74hc132p ne5334 HCF4060BE AZ431BZ-AE1 HD74ls04p 74LVC1G04ady8 74ls74apc SIMPLE SWITCHERTM Designed for use with National's device numbers LM2574/LM2575/LM2576 Base material ... Texas Instruments
Original
datasheet

441 pages,
3275.57 Kb

LM3524N hd74ls14p 74HC541d SN7407N equivalent HEF4093BP dm74ls47n HEF4093BP datasheet free download semiconductor TEXT
datasheet frame

Archived Files

Abstract Saved from Date Saved File Size Type Download
NSC: Personal Systems\Audio\Portable Audio Systems\Regulator     Design   Purchasing   Quality   Company    Jobs   All Diagrams > Personal Systems > Portable Audio Systems Diagram > Regulator block List of Parts that fit this block: LM2575 - SIMPLE SWITCHER 1A Step-Down Voltage Regulator LM2577 LM2577 - SIMPLE SWITCHER Step-Up Voltage Regulator LM2585 LM2585 - SIMPLE SWITCHER 3-Amp Flyback Regulator
/datasheets/files/national/htm/nsc01753-v2.htm
National 13/09/2000 8.66 Kb HTM nsc01753-v2.htm
NSC: Industrial\Instrumentation\Remote Sensing: Mining\Power Management     Design   Purchasing   Quality   Company    Jobs   All Diagrams > Industrial > Remote Sensing: Mining Diagram > Power Management block List of Parts that fit this block: LM2574 LM2574 - SIMPLE SWITCHER 0.5A Step-Down Voltage Regulator LM2575 - SIMPLE SWITCHER 1A Step-Down
/datasheets/files/national/htm/nsc01617-v2.htm
National 13/09/2000 9.34 Kb HTM nsc01617-v2.htm
No Yes LM2575 SIMPLE SWITCHER 1A Step-Down LM2575HV SIMPLE SWITCHER 1A Step-Down Voltage Regulator $2.32
/datasheets/files/national/htm/nsc04291.htm
National 18/12/1998 84.97 Kb HTM nsc04291.htm
No Yes LM2575 SIMPLE SWITCHER 1A Step-Down LM2575HV SIMPLE SWITCHER 1A Step-Down Voltage Regulator $2.32
/datasheets/files/national/htm/nsc04294.htm
National 18/12/1998 84.97 Kb HTM nsc04294.htm
No Yes LM2575 SIMPLE SWITCHER 1A Step-Down LM2575HV SIMPLE SWITCHER 1A Step-Down Voltage Regulator $2.32
/datasheets/files/national/htm/nsc04290.htm
National 18/12/1998 84.97 Kb HTM nsc04290.htm
SWITCHER 0.5A Step-Down Voltage Regulator LM2575HV - SIMPLE SWITCHER 1A Step-Down Voltage Regulator
/datasheets/files/national/htm/nsc01705-v4.htm
National 16/09/1998 7.79 Kb HTM nsc01705-v4.htm
Yes - Yes - LM2575 - LM2575HV SIMPLE SWITCHER 1A Step-Down Voltage Regulator
/datasheets/files/national/htm/nsc04313.htm
National 18/12/1998 84.97 Kb HTM nsc04313.htm
Step-Down Voltage Regulator LM2575 - SIMPLE SWITCHER 1A Step-Down Voltage Regulator LM2576 LM2576 - Regulator LM2575HV - SIMPLE SWITCHER 1A Step-Down Voltage Regulator LM2577 LM2577 - SIMPLE SWITCHER
/datasheets/files/national/htm/nsc01330-v6.htm
National 13/08/1999 13.07 Kb HTM nsc01330-v6.htm
COPPER  0.303in  0.606in  0.091in  Full production LM2575HVM-12 SIMPLE SWITCHER 1A 0.606in  0.091in  Full production LM2575HVM-15 SIMPLE SWITCHER 1A Step-Down Voltage Regulator production LM2575HVM-5.0 SIMPLE SWITCHER 1A Step-Down Voltage Regulator Simple Switchers SOIC MSL   COPPER  0.303in  0.606in  0.091in  Full production LM2575HVMX-12 SIMPLE 0.303in  0.606in  0.091in  Full production LM2575HVMX-15 SIMPLE SWITCHER 1A Step-Down
/datasheets/files/national/htm/nsc00942-v2.htm
National 01/11/2002 228.77 Kb HTM nsc00942-v2.htm
0.5A Step-Down Voltage Regulator LM2575HV - SIMPLE SWITCHER 1A Step-Down Voltage Regulator LM2575 - SIMPLE SWITCHER 1A Step-Down Voltage Regulator LM2576 LM2576 - SIMPLE SWITCHER 3A Step-Down
/datasheets/files/national/htm/nsc01140-v6.htm
National 13/08/1999 13.22 Kb HTM nsc01140-v6.htm

Shortform Datasheet Search

Part Manufacturer Description Shortform Datasheet Ordering
LM2575-15BN Micrel Semiconductor, Inc. Single-Output Voltage-Mode SMPS Circuit - Switching Voltage Regulator

Shortform Datasheet

Buy
LM2575-15BT Micrel Semiconductor, Inc. Single-Output Voltage-Mode SMPS Circuit - Switching Voltage Regulator

Shortform Datasheet

Buy
LM2575-15BU Micrel Semiconductor, Inc. Single-Output Voltage-Mode SMPS Circuit - Switching Voltage Regulator

Shortform Datasheet

Buy
LM2575-15BWM Micrel Semiconductor, Inc. Single-Output Voltage-Mode SMPS Circuit - Switching Voltage Regulator

Shortform Datasheet

Buy
LM2575D2T12 Motorola Single-Output Voltage-Mode SMPS Circuit - External shutdown, fixed frequency

Shortform Datasheet

Buy
LM2575D2T15 Motorola Single-Output Voltage-Mode SMPS Circuit - External shutdown, fixed frequency

Shortform Datasheet

Buy
LM2575D2T3.3 Motorola Single-Output Voltage-Mode SMPS Circuit - External shutdown, fixed frequency

Shortform Datasheet

Buy
LM2575D2T5 Motorola Single-Output Voltage-Mode SMPS Circuit - External shutdown, fixed frequency

Shortform Datasheet

Buy
LM2575HVM12 National Semiconductor Single-Output Voltage-Mode SMPS Circuit - +-5.5% Tolerance

Shortform Datasheet

Buy
LM2575HVM15 National Semiconductor Single-Output Voltage-Mode SMPS Circuit - +-5.5% Tolerance

Shortform Datasheet

Buy

Diodes, Inc. Cross Reference Results

Diodes, Inc. Part Type Industry Part
AP1512 Buy Diodes, Inc. Closest LM2575 Buy
AP1512-12 Buy Diodes, Inc. Closest LM2575HVS12 Buy
AP1512-33 Buy Diodes, Inc. Closest LM2575HVS3.3 Buy
AP1512-50 Buy Diodes, Inc. Closest LM2575HVS5.0 Buy
AP1512 Buy Diodes, Inc. Closest LM2575HVSADJ Buy
AP1512 Buy Diodes, Inc. Closest LM2575HVSX-ADJ-NOPB Buy
AP1512-12 Buy Diodes, Inc. Closest LM2575HVT12 Buy
AP1512-33 Buy Diodes, Inc. Closest LM2575HVT3.3 Buy
AP1512-50 Buy Diodes, Inc. Closest LM2575HVT5.0 Buy
AP1512 Buy Diodes, Inc. Closest LM2575HVTADJ Buy

Infineon (Siemens) Cross Reference Results

Infineon (Siemens) Part Status Industry Part Manufacturer Description
TLE4284DV Buy LM2575S-ADJ Buy National Semiconductor Linear Voltage Regulators - Selection Table
TLE4284DV50 Buy LM2575T-5.0 Buy National Semiconductor Linear Voltage Regulators - Selection Table

Micrel Cross Reference Results

Micrel Part Industry Part Manufacturer Type
LM2575 Buy UC2575 Buy Texas Instruments Pin-for-pin, plug-in replacement: Electrical specifications and pinout are 100% compatible
LM2575-12BN Buy LM2575N-12 Buy National Semiconductor Pin & Functional Equivalent
LM2575-12BT Buy LM2575T-12 Buy National Semiconductor Pin & Functional Equivalent
LM2575-12BU Buy LM2575S-12 Buy National Semiconductor Pin & Functional Equivalent
LM2575-12BWM Buy LM2575M-12 Buy National Semiconductor Pin & Functional Equivalent
LM2575-3.3BN Buy LM2575N-3.3 Buy National Semiconductor Pin & Functional Equivalent
LM2575-3.3BT Buy LM2575T-3.3 Buy National Semiconductor Pin & Functional Equivalent
LM2575-3.3BU Buy LM2575S-3.3 Buy National Semiconductor Pin & Functional Equivalent
LM2575-3.3BWM Buy LM2575M-3.3 Buy National Semiconductor Pin & Functional Equivalent
LM2575-5.0BN Buy LM2575N-5.0 Buy National Semiconductor Pin & Functional Equivalent

New Japan Radio Cross Reference Results

New Japan Radio Part Industry Part Manufacturer
NJM2367 Buy LM2575 Buy National Semiconductor

On Semiconductor Cross Reference Results

On Semiconductor Part Industry Part Manufacturer Type
LM2574N-12G Buy LM257512BN Buy Micrel Semiconductor Close
LM2574N-12G Buy LM257512BWM Buy Micrel Semiconductor Close
LM2574N-12G Buy LM257512YWM Buy Micrel Semiconductor Close
LM2574N-12G Buy LM2575M12 Buy National Semiconductor Close
LM2574N-12G Buy LM2575MX12 Buy National Semiconductor Close
LM2575D2T-012G Buy LM2575HVSX-5.0 Buy National Semiconductor Direct
LM2575D2T-12R4G Buy LM2575S12 Buy National Semiconductor Direct
LM2575D2T-15R4G Buy LM2575S15 Buy National Semiconductor Direct
LM2575D2T-15R4G Buy LM2576HVSX-12 Buy National Semiconductor Close
LM2575D2T-3.3G Buy LM25753.3WU Buy Micrel Semiconductor Direct

Texas Instruments Cross Reference Results

Texas Instruments Part Industry Part Manufacturer Type Comment Description
LM25575 Buy LM2575D2T-005 Buy On Semiconductor Similar Functionality SIMPLE SWITCHER 42V, 1.5A Step-Down Switching Regulator
LM2575-N Buy ISL62870 Buy Intersil Similar Functionality SIMPLE SWITCHER 1A Step-Down Voltage Regulator
LM2575-N Buy LM2574N-12 Buy On Semiconductor Similar Functionality SIMPLE SWITCHER 1A Step-Down Voltage Regulator
LM2575-N Buy LM2574N-15 Buy On Semiconductor Similar Functionality SIMPLE SWITCHER 1A Step-Down Voltage Regulator
LM2575-N Buy LM2574N-5 Buy On Semiconductor Similar Functionality SIMPLE SWITCHER 1A Step-Down Voltage Regulator
LM2575-N Buy LM2574N-ADJ Buy On Semiconductor Similar Functionality SIMPLE SWITCHER 1A Step-Down Voltage Regulator
LM2575-N Buy LM2575 Buy Micrel Similar Functionality SIMPLE SWITCHER 1A Step-Down Voltage Regulator
LM2575-N Buy LM2575-12BN Buy Micrel Similar Functionality SIMPLE SWITCHER 1A Step-Down Voltage Regulator
LM2575-N Buy LM2575-12BT Buy Micrel Similar Functionality SIMPLE SWITCHER 1A Step-Down Voltage Regulator