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Direct from the Manufacturer

Part Manufacturer Description PDF Samples Ordering
LM2576HVT-5.0/LB03 Texas Instruments SIMPLE SWITCHER? 4V to 60V, 3A Low Component Count Step-Down Regulator 5-TO-220 pdf Buy
LM2576T-12/LB03 Texas Instruments SIMPLE SWITCHER? 40V, 3A Low Component Count Step-Down Regulator 5-TO-220 pdf Buy
LM2576T-15 Texas Instruments 7.5A SWITCHING REGULATOR, 63kHz SWITCHING FREQ-MAX, PSFM5, TO-220, 5 PIN pdf Buy

Search Stock

Part Manufacturer Description Last Check Distributor Ordering
LM2576-12BT Micrel (RETIRED) Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220 6,882 from $1.46 (Aug 2016) Rochester Electronics Buy
LM2576-12BT Micrel Semiconductor Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220 6,882 from $1.46 (Aug 2016) Rochester Electronics Buy
LM2576-12BU Micrel (RETIRED) Conv DC-DC Single Step Down 4V to 40V 6-Pin(5+Tab) TO-263 2,014 from $1.46 (Aug 2016) Rochester Electronics Buy
LM2576-12BU Micrel Semiconductor Conv DC-DC Single Step Down 4V to 40V 6-Pin(5+Tab) TO-263 2,014 from $1.46 (Aug 2016) Rochester Electronics Buy
LM2576-12BU TR Micrel (RETIRED) Conv DC-DC Single Step Down 4V to 40V 6-Pin(5+Tab) TO-263 T/R 750 from $1.46 (Sep 2016) Rochester Electronics Buy
LM2576-12BU TR Micrel Semiconductor N/A 750 from $1.46 (Aug 2016) Rochester Electronics Buy
LM2576-12BUTR Micrel (RETIRED) undefined 6,750 from $1.46 (Sep 2016) Rochester Electronics Buy
LM2576-12BUTR Micrel Semiconductor N/A 6,750 from $1.46 (Aug 2016) Rochester Electronics Buy
LM2576-12WT Micrel (RETIRED) Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220 3,305 from $1.04 (Aug 2016) Rochester Electronics Buy
LM2576-12WT Micrel Semiconductor N/A 3,305 from $1.04 (Aug 2016) Rochester Electronics Buy
LM2576-12WT Microchip Technology 3A STEP-DOWN SMPS REGULATOR - Rail/Tube (Alt: LM2576-12WT) from $0.9043 (Aug 2016) Avnet Buy
LM2576-12WT Microchip Technology IC REG BUCK 12V 3A TO220-5 from £1.0163 (Aug 2016) Digi-Key Buy
LM2576-12WT Microchip Technology LM2576 Series 40 V 52 kHz 3 A Simple Step-Down Buck Regulator - TO-220-5 from $0.77 (Aug 2016) Future Electronics Buy
LM2576-12WT Microchip Technology Voltage Regulators - Switching Regulators 3A Step-Down SMPS Regulator 485 from $0.8770 (Aug 2016) Mouser Electronics Buy
LM2576-12WT Microchip Technology 3A Step-Down SMPS Regulator, 5 TO-220 TUBE from $1.36 (Aug 2016) Newark element14 Buy
LM2576-12WU Micrel (RETIRED) - 4,278 (Oct 2016) America II Electronics Buy
LM2576-12WU Micrel (RETIRED) Conv DC-DC Single Step Down 4V to 40V 6-Pin(5+Tab) TO-263 7,774 from $1.10 (Aug 2016) Rochester Electronics Buy
LM2576-12WU Micrel Semiconductor - 4,278 (Aug 2016) America II Electronics Buy
LM2576-12WU Micrel Semiconductor N/A 7,774 from $1.10 (Aug 2016) Rochester Electronics Buy
LM2576-12WU Microchip Technology 3A STEP-DOWN SMPS REGULATOR 89 from $1.8590 (Oct 2016) Arrow Electronics Buy

LM2576* Datasheet

Part Manufacturer Description PDF Type Ordering
LM2576T-12 National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step Down, 3A, 12V, Pkg Style TO220
ri

1 pages,
32.87 Kb

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datasheet frame
LM2576T-5.0 National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step Down, 3A, 5V, Pkg Style TO220
ri

1 pages,
32.87 Kb

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datasheet frame
LM2576T-ADJ National Semiconductor Over 600 obsolete distributor catalogs now available on the Datasheet Archive - Power Converter, Step Down, 3A, 1.23V to 37V, Pkg Style TO220
ri

1 pages,
32.87 Kb

Scan Buy
datasheet frame
LM2576 Bay Linear 3.0A Step Down Switching voltage Regulator Adjustable & Fix Output
ri

7 pages,
230.47 Kb

Original Buy
datasheet frame
LM2576 Bay Linear 3.0A Step Down Switching voltage Regulator Adjustable & Fix Output
ri

7 pages,
343.02 Kb

Original Buy
datasheet frame
LM2576 Beijing Estek Electronics Simple high-efficiency step-down (buck) regulator
ri

8 pages,
196.55 Kb

Original Buy
datasheet frame
LM2576 HTC Korea 3.0A 15V Step-Down Switching Regulator
ri

9 pages,
748.75 Kb

Original Buy
datasheet frame
LM2576 Micrel Semiconductor 52khz Simple 3a Buck Voltage Regulator
ri

8 pages,
87.68 Kb

Original Buy
datasheet frame
LM2576 Micrel Semiconductor 52kHz Simple 3A Buck Regulator
ri

12 pages,
58.85 Kb

Original Buy
datasheet frame
LM2576 Motorola EASY SWITCHER 3.0 A STEP-DOWN VOLTAGE REGULATOR
ri

27 pages,
419.9 Kb

Original Buy
datasheet frame

LM2576*

Catalog Datasheet MFG & Type PDF Document Tags
Abstract: LM2576-based designs which provide up to 3A of current for battery charging. CIRCUIT CONCEPT 3A Battery , ). High-Efficiency 3A Battery Chargers Use LM2576 Regulators High-Efficiency 3A Battery Chargers Use LM2576 Regulators 01205401 Notes (Unless Otherwise Specified): All capacitance values , (REFER TO Figure 1) The 3A of charging current provided by the fast-charger is obtained from an LM2576 , 80% @3A with VIN in the 10V­14V range). The LM2576 IC (U1) is used to provide a charging current ... National Semiconductor
Original
datasheet

6 pages,
103.68 Kb

78L05 LM35 LM35 temperature lm2576 4V LM2576 Ni-Cd rechargeable battery Battery Chargers Use LM2576 ni-mh battery charge controller lm2576 charge CHARGER Ni-Mh 10 cells AN-946 lm2576 battery overcharge protection circuit nimh TEXT
datasheet frame
Abstract: MIC4576 MIC4576 Micrel MIC4576 MIC4576 200kHz Simple 3A Buck Voltage Regulator Preliminary Information General Description Features The MIC4576 MIC4576 is a series of easy to use fixed and adjustable BiCMOS step-down (buck) switch-mode voltage regulators. The 200kHz MIC4576 MIC4576 duplicates the pinout and function of the 52kHz LM2576. The higher switching frequency may allow up to a 4:1 reduction in output filter , % efficiency (adjustable version > 75% typ.) · Standard inductors are 25% of typical LM2576 values · Thermal ... Micrel Semiconductor
Original
datasheet

7 pages,
56.4 Kb

24v to 5V 3A converter BT nichicon capacitor 470uF 35v LM358 pinout Nichicon Capacitor Nichicon Capacitor BT MBR5822 capacitor BT nichicon on capacitor 1000uF 16V lm2576 lead battery charger MIC4576 TEXT
datasheet frame
Abstract: LM2576 are offered by several different inductor manufacturers. Since the LM2596 LM2596 converter is a ... High Tech Chips
Original
datasheet

11 pages,
688.59 Kb

220v voltage regulator battery Power Supply from LM2596 LM2596 PCB LM2596 layout ic regulator 12v 30a ON LM2596-ADJ lm2596 5.0 LM2596-15 LM2596-12 lm2596adj TO220V 1N5824 LM2596 LM2596T LM2596 LM2596-ADJ battery LM2596 LM2596 LM2596 LM2596-ADJ htc Step-Down Switching Regulator htc LM2596 LM2596-ADJ TEXT
datasheet frame
Abstract: LM2576SX-3.3 LM1575-5.0 LM2576-ADJ LM2576-3.3 the LM2574 LM2574 LM2575 LM2575 or 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 LM2575 or LM2576 depending on how much output current is needed ... National Semiconductor
Original
datasheet

68 pages,
1397.8 Kb

LM25955 lm2576 application note capacitor 1000 MF 25v LM2575M-5.0 LM2576T-adJ p SR305 SMD IN5822 diode LM2575S-3.3 1N5824 smd lm2575t-5.0 p Step-Down Voltage Regulator smd 5pin ic LM2576HV-ADJ LM2576-12 SMD LM1575 LM1575HV 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 LM2575 and 3 A 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: SW Series • Inductors for National's 50kHz Simple Switcher TM TM Compatible with National Semiconductor's Simple Switcher Part Number's LM2574 LM2574, LM2475 LM2475 and LM2576 Features • • • • • High energy storage with minimum saturation High stability from no load to full load Available in both SMD and TH versions Manufactured in ISO-9001 ISO-9001 approved facility Operating temperature range: -40°C to +125°C Electrical Specifications at 25°C ambient Rated Current (IDC) LN (ÂuH ... 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: 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 ... 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

Archived Files

Abstract Saved from Date Saved File Size Type Download
Voltage Regulator LM2576 - SIMPLE SWITCHER 3A Step-Down Voltage Regulator LM2577 LM2577 - SIMPLE
/datasheets/files/national/htm/nsc01617-v2.htm
National 13/09/2000 9.34 Kb HTM nsc01617-v2.htm
No Yes - Yes LM2576 No Yes No Yes LM2576HV
/datasheets/files/national/htm/nsc04291.htm
National 18/12/1998 84.97 Kb HTM nsc04291.htm
- Yes LM2576 Series SIMPLE SWITCHER 3A No Yes LM2576HV Series SIMPLE SWITCHER 3A
/datasheets/files/national/htm/nsc04294.htm
National 18/12/1998 84.97 Kb HTM nsc04294.htm
- Yes LM2576 Series SIMPLE SWITCHER 3A No Yes LM2576HV Series SIMPLE SWITCHER 3A
/datasheets/files/national/htm/nsc04290.htm
National 18/12/1998 84.97 Kb HTM nsc04290.htm
LM2576HV - Series SIMPLE SWITCHER 3A Step-Down Voltage Regulator LP2980 LP2980 - Micropower SOT, 50 mA Ultra
/datasheets/files/national/htm/nsc01705-v4.htm
National 16/09/1998 7.79 Kb HTM nsc01705-v4.htm
Yes - LM2576 Series SIMPLE SWITCHER 3A Step-Down No Yes LM2576HV Series SIMPLE SWITCHER 3A
/datasheets/files/national/htm/nsc04313.htm
National 18/12/1998 84.97 Kb HTM nsc04313.htm
Step-Down Voltage Regulator LM2575 LM2575 - SIMPLE SWITCHER 1A Step-Down Voltage Regulator LM2576 - SIMPLE SWITCHER 3A Step-Down Voltage Regulator LM2576HV - SIMPLE SWITCHER 3A Step-Down Voltage
/datasheets/files/national/htm/nsc01330-v6.htm
National 13/08/1999 13.07 Kb HTM nsc01330-v6.htm
LM2576HV - SIMPLE SWITCHER 3A Step-Down Voltage Regulator LP2980 LP2980 - Micropower SOT, 50 mA Ultra LM2575 LM2575 - SIMPLE SWITCHER 1A Step-Down Voltage Regulator LM2576 - SIMPLE SWITCHER 3A Step-Down
/datasheets/files/national/htm/nsc01140-v6.htm
National 13/08/1999 13.22 Kb HTM nsc01140-v6.htm
Regulator LM2575 LM2575 - SIMPLE SWITCHER 1A Step-Down Voltage Regulator LM2576 - SIMPLE SWITCHER 3A
/datasheets/files/national/htm/nsc02059.htm
National 28/06/2001 8.79 Kb HTM nsc02059.htm
NSC: Industrial\Medical\Blood Analyzer\Regulator All Diagrams > Industrial > Blood Analyzer Diagram > Regulator block List of Parts that fit this block: LM2574 LM2574 - SIMPLE SWITCHER 0.5A Step-Down Voltage Regulator LM2575 LM2575 - SIMPLE SWITCHER 1A Step-Down Voltage Regulator LM2576 - SIMPLE SWITCHER 3A Step-Down Voltage Regulator
/datasheets/files/national/htm/nsc02258.htm
National 28/06/2001 11.76 Kb HTM nsc02258.htm

Shortform Datasheet Search

Part Manufacturer Description Shortform Datasheet Ordering
LM2576-15BT Micrel Semiconductor, Inc. Single-Output Voltage-Mode SMPS Circuit - Switching Voltage Regulator

Shortform Datasheet

Buy
LM2576-15BU Micrel Semiconductor, Inc. Single-Output Voltage-Mode SMPS Circuit - Switching Voltage Regulator

Shortform Datasheet

Buy
LM2576D2T12 Motorola Single-Output Voltage-Mode SMPS Circuit - 12V output, +-5% Tolerance

Shortform Datasheet

Buy
LM2576D2T15 Motorola Single-Output Voltage-Mode SMPS Circuit - 15V output, +-5% Tolerance

Shortform Datasheet

Buy
LM2576D2T3.3 Motorola Single-Output Voltage-Mode SMPS Circuit - 3.3V output, +-5% Tolerance

Shortform Datasheet

Buy
LM2576D2T5 Motorola Single-Output Voltage-Mode SMPS Circuit - 5V output, +-5% Tolerance

Shortform Datasheet

Buy
LM2576HVS12 National Semiconductor Single-Output Voltage-Mode SMPS Circuit - +-5.5% Tolerance

Shortform Datasheet

Buy
LM2576HVS15 National Semiconductor Single-Output Voltage-Mode SMPS Circuit - +-5.5% Tolerance

Shortform Datasheet

Buy
LM2576HVS3.3 National Semiconductor Single-Output Voltage-Mode SMPS Circuit - +-5.5% Tolerance

Shortform Datasheet

Buy
LM2576HVS5.0 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
AP1512A Buy Diodes, Inc. Equivalent LM2576 Buy
AP1512A-12K5L-U Buy Diodes, Inc. Equivalent LM2576HVS-12 Buy
AP1512A-33K5L-U Buy Diodes, Inc. Equivalent LM2576HVS-3.3 Buy
AP1512A-50K5L-U Buy Diodes, Inc. Equivalent LM2576HVS-5.0 Buy
AP1512A Buy Diodes, Inc. Equivalent LM2576HVS-ADJ Buy
AP1512A-12K5L-U Buy Diodes, Inc. Equivalent LM2576HVSX-12 Buy
AP1512A-33K5L-U Buy Diodes, Inc. Equivalent LM2576HVSX-3.3 Buy
AP1512A-50K5L-U Buy Diodes, Inc. Equivalent LM2576HVSX-5.0 Buy
AP1512A Buy Diodes, Inc. Equivalent LM2576HVSX-ADJ Buy
AP1512A Buy Diodes, Inc. Equivalent LM2576HVT-12 Buy

Micrel Cross Reference Results

Micrel Part Industry Part Manufacturer Type
LM2576 Buy UC2576 Buy Texas Instruments Pin-for-pin, plug-in replacement: Electrical specifications and pinout are 100% compatible
LM2576-12BT Buy LM2576T-12 Buy National Semiconductor Pin & Functional Equivalent
LM2576-12BU Buy LM2576S-12 Buy National Semiconductor Pin & Functional Equivalent
LM2576-3.3BT Buy LM2576T-3.3 Buy National Semiconductor Pin & Functional Equivalent
LM2576-3.3BU Buy LM2576S-3.3 Buy National Semiconductor Pin & Functional Equivalent
LM2576-5.0BT Buy LM2576T-5.0 Buy National Semiconductor Pin & Functional Equivalent
LM2576-5.0BU Buy LM2576S-5.0 Buy National Semiconductor Pin & Functional Equivalent
LM2576BT Buy LM2576T-ADJ Buy National Semiconductor Pin & Functional Equivalent
LM2576BU Buy LM2576S-ADJ Buy National Semiconductor Pin & Functional Equivalent
MIC4685 Buy LM2576 Buy National Semiconductor Pin-for-pin, functional replacement: Micrel replacement is pin-for-pin compatible, DC and AC parameters are compatible for most applications, but may not be 100% functionally compatible for all applications.

New Japan Radio Cross Reference Results

New Japan Radio Part Industry Part Manufacturer
NJM2367 Buy LM2576T-5.0 Buy National Semiconductor

On Semiconductor Cross Reference Results

On Semiconductor Part Industry Part Manufacturer Type
LM2575D2T-15R4G Buy LM2576HVSX-12 Buy National Semiconductor Close
LM2576D2T-3.3G Buy LM2576HVS3.3 Buy National Semiconductor Close
LM2576D2T-3.3G Buy LM2576HVS-5.0 Buy National Semiconductor Direct
LM2576D2T-3.3G Buy LM2576HVSX3.3 Buy National Semiconductor Close
LM2576D2T-3.3G Buy LM2576S3.3 Buy National Semiconductor Close
LM2576D2T-3.3G Buy LM2576SX3.3 Buy National Semiconductor Close
LM2576D2T-ADJG Buy LM2576HVSADJ Buy National Semiconductor Close
LM2576D2T-ADJG Buy LM2576HVSXADJ Buy National Semiconductor Close
LM2576D2T-ADJG Buy LM2576SADJ Buy National Semiconductor Close
LM2576D2T-ADJG Buy LM2576SXADJ Buy National Semiconductor Close

Texas Instruments Cross Reference Results

Texas Instruments Part Industry Part Manufacturer Type Comment Description
LM2575-N Buy LM2576 Buy On Semiconductor Similar Functionality SIMPLE SWITCHER 1A Step-Down Voltage Regulator
LM2576 Buy L4973 Buy STMicroelectronics Similar Functionality SIMPLE SWITCHER 3A Step-Down Voltage Regulator
LM2576 Buy LM2576-12BT Buy Micrel Similar Functionality SIMPLE SWITCHER 3A Step-Down Voltage Regulator
LM2576 Buy LM2576-12BU Buy Micrel Similar Functionality SIMPLE SWITCHER 3A Step-Down Voltage Regulator
LM2576 Buy LM2576-3.3BT Buy Micrel Similar Functionality SIMPLE SWITCHER 3A Step-Down Voltage Regulator
LM2576 Buy LM2576-3.3BU Buy Micrel Similar Functionality SIMPLE SWITCHER 3A Step-Down Voltage Regulator
LM2576 Buy LM2576-5.0BT Buy Micrel Similar Functionality SIMPLE SWITCHER 3A Step-Down Voltage Regulator
LM2576 Buy LM2576-5.0BU Buy Micrel Similar Functionality SIMPLE SWITCHER 3A Step-Down Voltage Regulator
LM2576 Buy LM2576BT Buy Micrel Similar Functionality SIMPLE SWITCHER 3A Step-Down Voltage Regulator
LM2576 Buy LM2576BU Buy Micrel Similar Functionality SIMPLE SWITCHER 3A Step-Down Voltage Regulator