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MIC2940A Datasheet

Part Manufacturer Description PDF Type Ordering
MIC2940A Micrel Semiconductor, Inc. 1.25A Low-Dropout Voltage Regulator Preliminary Information
ri

8 pages,
120.74 Kb

Original Buy
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MIC2940A/2941A Micrel Semiconductor, Inc. 1.25A Low-Dropout Voltage Regulator
ri

8 pages,
120.74 Kb

Original Buy
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MIC2940A-12BT Micrel Semiconductor, Inc. 1.25A Low-Dropout Voltage Regulator Preliminary Information
ri

8 pages,
120.74 Kb

Original Buy
datasheet frame
MIC2940A-12BU Micrel Semiconductor, Inc. 1.25A Low-Dropout Voltage Regulator Preliminary Information
ri

8 pages,
120.74 Kb

Original Buy
datasheet frame
MIC2940A-12WT Micrel Semiconductor, Inc. 1.25A Low-Dropout Voltage Regulator
ri

10 pages,
530.64 Kb

Original Buy
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MIC2940A-12WU Micrel Semiconductor, Inc. 1.25A Low-Dropout Voltage Regulator
ri

10 pages,
530.64 Kb

Original Buy
datasheet frame
MIC2940A-2941A Micrel Semiconductor, Inc. 1.25A Low-Dropout Voltage Regulator
ri

8 pages,
120.74 Kb

Original Buy
datasheet frame
MIC2940A-3.3BT Micrel Semiconductor, Inc. 1.25A Low-Dropout Voltage Regulator Preliminary Information
ri

8 pages,
120.74 Kb

Original Buy
datasheet frame
MIC2940A-3.3BU Micrel Semiconductor, Inc. 1.25A Low-Dropout Voltage Regulator Preliminary Information
ri

8 pages,
120.74 Kb

Original Buy
datasheet frame
MIC2940A-3.3WT Micrel Semiconductor, Inc. 1.25A Low-Dropout Voltage Regulator
ri

10 pages,
530.64 Kb

Original Buy
datasheet frame

MIC2940A

Catalog Datasheet Results Type PDF Document Tags
Abstract: Standard MIC2940A-3.3WT 3.3V ­40° to +125°C 3-Pin TO-220 RoHS Comliant(1) MIC2940A-3.3WU , MIC2940A-5.0WT 5V ­40° to +125°C 3-Pin TO-220 RoHS Comliant(1) MIC2940A-5.0WU 5V ­40° to , Standard MIC2940A-12BU 12V ­40° to +125°C 3-Pin TO-263 Standard MIC2940A-12WT 12V , (MIC2940A-xxBT/WT) MIC2940A Pinout 1) Input 2) Ground 3) Output 1 2 3 4 5 TO-263-5 , Number Voltage Temperature Range Package Lead Finish MIC2940A-3.3BT 3.3V ­40° to ... Original
datasheet

11 pages,
320.39 Kb

MIC2941A mic2941 MIC2940A-12WT MIC2940A-12BT MIC2940A MIC2940 smps 12v 1250mA laptop battery pinout MIC2941AWT MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame
Abstract: MIC2940A-3.3BU 3.3 ­40°C to +125°C TO-263 MIC2940A-5.0BT 5.0 ­40°C to +125°C TO-220 MIC2940A-5.0BU 5.0 ­40°C to +125°C TO-263 MIC2940A-12BT 12 ­40°C to +125°C TO-220 MIC2940A-12BU 12 ­40°C to +125°C TO-263 MIC2941ABT MIC2941ABT Adj ­40°C to +125°C TO-220-5 , Micrel representative/distributor for availability and specifications. MIC2940A-3.3BT 3.3 , 26V 22µF ON GND 1.23V R1 VOUT = VREF x (1 + ) R2 Figure 2. MIC2940A-5.0 Fixed +5V ... Original
datasheet

8 pages,
120.73 Kb

MIC2941ABU MIC2941ABT MIC2941A MIC2940A-12BU MIC2940A-12BT MIC2940A MIC29401 MIC2940 laptop battery pinout MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame
Abstract: MIC2940A-3.3BT 3.3 -40°C to +125°C TO-220 Standard MIC2940A-3.3BU 3.3 -40°C to +125°C TO-263 Standard MIC2940A-3.3WT 3.3 -40°C to +125°C TO-220 Pb-Free MIC2940A-3.3WU , Standard MIC2940A-5.0BU 5.0 -40°C to +125°C TO-263 Standard MIC2940A-5.0WT 5.0 , MIC2940A-12BT 12 -40°C to +125°C TO-220 Standard MIC2940A-12BU 12 -40°C to +125°C TO-263 Standard MIC2940A-12WT 12 -40°C to +125°C TO-220 Pb-Free MIC2940A-12WU 12 -40°C to ... Original
datasheet

10 pages,
545.51 Kb

smps control ic with 6 pin SO UC3842 smps design 12 VOLT 100 AMP smps smps 12 volt 3 amp SMPS SCHEMATIC DIAGRAM 24v 12v 10A regulator 6 pin smps power control ic schematic diagram 12v ac regulator schematic SMPS 24V smps circuit diagram 24 volts smps MIC2940A/2941A MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame
Abstract: Lead Finish MIC2940A-3.3BT 3.3 -40°C to +125°C TO-220 Standard MIC2940A-3.3BU 3.3 -40°C to +125°C TO-263 Standard MIC2940A-3.3WT 3.3 -40°C to +125°C TO-220 RoHS Compliant(1) MIC2940A-3.3WU 3.3 -40°C to +125°C TO-263 RoHS Compliant(1) MIC2940A-5.0BT , Standard MIC2940A-5.0WT 5.0 -40°C to +125°C TO-220 RoHS Compliant(1) MIC2940A-5.0WU , TO-220 Standard MIC2940A-12BU 12 -40°C to +125°C TO-263 Standard MIC2940A-12WT 12 ... Original
datasheet

10 pages,
530.63 Kb

MIC2940A-12BT MIC2941ABU MIC2941ABT MIC2941A MIC2940 MIC2940A laptop battery pinout 10UF tantalum MIC2941AWU TIC 1260 IC 3pin to-220 SMPS MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame
Abstract: Standard Standard Pb-Free Pb-Free Order Ordering Information Part Number MIC2940A-3.3BT MIC2940A-3.3BU MIC2940A-3.3WT MIC2940A-3.3WU MIC2940A-5.0BT MIC2940A-5.0BU MIC2940A-5.0WT MIC2940A-5.0WU MIC2940A-12BT MIC2940A-12BU MIC2940A-12WT MIC2940A-12WU MIC2941ABT MIC2941ABT MIC2941ABU MIC2941ABU MIC2941AWT MIC2941AWT MIC2941AWU MIC2941AWU * Junction , OFF R 1 100 pF 22µF GND V OUT = V R E F x (1 + R2 Figure 2. MIC2940A-5.0 Fixed +5V , fixed voltage (3.3V, 5V, and 12V) and adjustable voltage configurations. The MIC2940A-xx devices are ... Original
datasheet

10 pages,
453.03 Kb

MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame
Abstract: Temperature Range Package Lead Finish MIC2940A-3.3BT 3.3V ­40° to +125°C 3-Pin TO-220 Standard MIC2940A-3.3BU 3.3V ­40° to +125°C 3-Pin TO-263 Standard MIC2940A-3.3WT 3.3V , MIC2940A-5.0BU 5V ­40° to +125°C 3-Pin TO-263 Standard MIC2940A-5.0WT 5V ­40° to +125°C , Comliant(1) MIC2940A-12BT 12V ­40° to +125°C 3-Pin TO-220 Standard MIC2940A-12BU 12V , (MIC2940A-xxBT/WT) MIC2940A Pinout 1) Input 2) Ground 3) Output 1 2 3 4 5 TO-263-5 ... Original
datasheet

11 pages,
320.39 Kb

TC-0303 pinout battery laptop MIC2941A MIC2940A-12BT MIC2940A MIC2940 L441 laptop battery pinout smps 12v 1250mA MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame
Abstract: MIC2940A/2941A Micrel Ordering Information Part Number MIC2940A-3.3BT MIC2940A-3.3BU MIC2940A-5.0BT MIC2940A-5.0WT MIC2940A-5.0BU MIC2940A-5.0WU MIC2940A-12BT MIC2940A-12BU MIC2941ABT MIC2941ABT MIC2941ABU MIC2941ABU * Junction , OUT 5V VOUT = 5V + 10µF GND Figure 2. MIC2940A-5.0 Fixed +5V Regulator Figure 3. MIC2941A MIC2941A , GROUND OUTPUT TO-263 Package (MIC2940A-xxBU) 1 2 3 4 5 TO-263-5 Package (MIC2941ABU MIC2941ABU) MIC2941A MIC2941A , Package (MIC2940A-xxBT) 1 2 3 Front View TO-220-5 Package (MIC2941ABT MIC2941ABT) The Tab is Ground on ... Original
datasheet

10 pages,
567.68 Kb

M9999-092404 MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame
Abstract: representative/distributor for availability and specifications. MIC2940A-3.3BT 3.3 ­40°C to +125°C TO-220 Power Dissipation (Note 1) . Internally Limited MIC2940A-3.3BU 3.3 ­40°C to +125°C TO-263 MIC2940A-5.0BT 5.0 ­40°C to +125°C TO-220 MIC2940A-5.0BU 5.0 ­40°C to +125°C TO-263 MIC2940A-12BT 12 ­40°C to +125°C TO-220 MIC2940A-12BU 12 , 2. MIC2940A-5.0 Fixed +5V Regulator R1 ) R2 V REF R2 Figure 3. MIC2941A MIC2941A Adjustable ... Original
datasheet

8 pages,
85.62 Kb

MIC2941ABU 2n2222 331 laptop battery pinout MIC2940 MIC2940A MIC2940A-12BT MIC2940A-12BU MIC2941A MIC2941ABT 2n2222 - 331 2n2222 -331 MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame
Abstract: for availability and specifications. MIC2940A-3.3BT 3.3 ­40°C to +125°C TO-220 Power Dissipation (Note 1) . Internally Limited MIC2940A-3.3BU 3.3 ­40°C to +125°C TO-263 MIC2940A-5.0BT 5.0 ­40°C to +125°C TO-220 MIC2940A-5.0BU 5.0 ­40°C to +125°C TO-263 MIC2940A-12BT 12 ­40°C to +125°C TO-220 MIC2940A-12BU 12 ­40°C to +125°C TO-263 , VOUT = VREF x (1 + Figure 2. MIC2940A-5.0 Fixed +5V Regulator V REF R1 ) R2 R2 Figure 3. ... Original
datasheet

8 pages,
101.25 Kb

smps 12v 1250mA 2n2222 a 331 MIC2940 MIC2940A MIC2940A-12BT MIC2940A-12BU MIC2941A MIC2941ABT MIC2941ABU 2n2222 - 331 laptop battery pinout 2n2222 -331 MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame
Abstract: Micrel Absolute Maximum Ratings Ordering Information Part Number MIC2940A-3.3BT MIC2940A-3.3BU MIC2940A-5.0BT MIC2940A-5.0BU MIC2940A-12BT MIC2940A-12BU MIC2941ABT MIC2941ABT MIC2941ABU MIC2941ABU Voltage 3.3 3.3 5.0 5.0 12 12 Adj , MIC2940A-5.0 Fixed +5V Regulator Figure 3. MIC2941A MIC2941A Adjustable Regulator +5V to +7V +VIN +VIN VCC OUT , INPUT GROUND OUTPUT TO-263 Package (MIC2940A-xxBU) 1 2 3 4 5 TO-263-5 Package (MIC2941ABU MIC2941ABU , GROUND OUTPUT TO-220 Package (MIC2940A-xxBT) TO-220-5 Package (MIC2941ABT MIC2941ABT) The Tab is Ground on ... Original
datasheet

8 pages,
127.2 Kb

MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame
Abstract: MIC2940A/2941A Micrel MIC2940A/2941A 1.25A Low-Dropout Voltage Regulator General Description The MIC2940A and MIC2941A MIC2941A are "bulletproof" efficient voltage regulators with very low dropout , quiescent current of the MIC2940A increases only slightly in dropout, thus prolonging battery life. Key MIC2940A features include protection against reversed battery, fold-back current limiting, and automotive , fax + 1 (408) 474-1000 · http://www.micrel.com April 2004 1 M9999-042604 M9999-042604 MIC2940A/2941A ... Original
datasheet

12 pages,
92.1 Kb

MIC2940A/2941A MIC2940A/2941A abstract
datasheet frame

Datasheet Content (non pdf)

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Packages Applications MIC2940A-3.3BT TO-220 MIC2940A-5.0BT MIC2940A-12BT MIC2941ABT MIC2941ABT MIC2941ABT MIC2941ABT TO-220-5 MIC2940A-3.3BU TO-263 MIC2940A-5.0BU MIC2940A-12BU MIC2941ABU MIC2941ABU MIC2941ABU MIC2941ABU
www.datasheetarchive.com/files/micrel/products/products/mic2940a.html
Micrel 26/06/2002 9.06 Kb HTML mic2940a.html
MIC2940A-3.3BU Functional Equivalent LX8117B-05CDD LX8117B-05CDD LX8117B-05CDD LX8117B-05CDD MIC2940A-5.0BU MIC39100-3 MIC39100-3 MIC39100-3 MIC39100-3.3BU Functional Equivalent CLM2810AT-12 CLM2810AT-12 CLM2810AT-12 CLM2810AT-12 MIC2940A-12BU Functional Equivalent LX8117B-33CST LX8117B-33CST LX8117B-33CST LX8117B-33CST MIC2940A-3.3BU Functional Equivalent LX8117B-05CST LX8117B-05CST LX8117B-05CST LX8117B-05CST MIC2940A-5.0BU Functional Equivalent LX8117-00CDD LX8117-00CDD LX8117-00CDD LX8117-00CDD
www.datasheetarchive.com/files/micrel/_xtra/ldo-x-ref.shtml
Micrel 26/06/2002 151.22 Kb SHTML ldo-x-ref.shtml
Load Dump Protection MIC2940A 1.25A MIC2940A 1.25A 3.3, 5.0, 12.0
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Micrel 26/06/2002 189.34 Kb SHTML ldos.shtml
MIC2940A 1.25A MIC2940A 1.25A
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Micrel 26/06/2002 413.37 Kb SHTML micrel_2000_q4_short_form.shtml
No abstract text available
www.datasheetarchive.com/download/22342587-383216ZC/micrel_2002_q1_short_form.doc
Micrel 26/06/2002 779.5 Kb DOC micrel_2002_q1_short_form.doc

Shortform Datasheet Search Results

Part Manufacturer Description Shortform Datasheet Ordering
MIC2940A12BK Micrel Semiconductor, Inc. Fixed Positive Voltage Regulator

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MIC2940A12BT Micrel Semiconductor, Inc. Fixed Positive Voltage Regulator

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MIC2940A12BU Micrel Semiconductor, Inc. Fixed Positive Voltage Regulator

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MIC2940A3.3BK Micrel Semiconductor, Inc. Fixed Positive Voltage Regulator

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MIC2940A3.3BT Micrel Semiconductor, Inc. Fixed Positive Voltage Regulator

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MIC2940A3.3BU Micrel Semiconductor, Inc. Fixed Positive Voltage Regulator

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MIC2940A5.0BK Micrel Semiconductor, Inc. Fixed Positive Voltage Regulator

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MIC2940A5.0BT Micrel Semiconductor, Inc. Fixed Positive Voltage Regulator

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MIC2940A5.0BU Micrel Semiconductor, Inc. Fixed Positive Voltage Regulator

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Exar Cross Reference Results

Exar Part Industry Part Manufacturer Type Description Comments Function Pin Compatible
SPX2940T-L-3-3/TR Buy MIC2940A-3.3WU Buy Micrel Pinout Equivalent 3.3V Regulator 0.03 accuracy -40 ºC to +125 ºC temp range TO-220 Package Yes Yes
SPX2940T-L-5-0/TR Buy MIC2940A-5.0WU Buy Micrel Pinout Equivalent 5V regulator 0.03 accuracy -40 ºC to +125 ºC temp range TO-220 Package Yes Yes
SPX2940U-L-3-3 Buy MIC2940A-3.3WT Buy Micrel Pinout Equivalent 3.3V Regulator 0.03 accuracy -40 ºC to +125 ºC temp range TO-220 Package Yes Yes
SPX2940U-L-5-0 Buy MIC2940A-5.0WT Buy Micrel Pinout Equivalent 5V regulator 0.03 accuracy -40 ºC to +125 ºC temp range TO-220 Package Yes Yes

Fairchild Cross Reference Results

Fairchild Part Orderable Industry Part Manufacturer Type Family Description
KA7805AE KA7805AETU Buy MIC2940A-5.0BT Buy Micrel Semiconductor Close Standard Regulator 3-Terminal 1A Positive Voltage Regulator
KA7805AE KA7805AETU Buy MIC2940A-5.0WT Buy Micrel Semiconductor Close Standard Regulator 3-Terminal 1A Positive Voltage Regulator
KA7805E KA7805ETU Buy MIC2940A-5.0BT Buy Micrel Semiconductor Close Standard Regulator 3-Terminal 1A Positive Voltage Regulator
KA7805E KA7805E Buy MIC2940A-5.0BTTR Buy Micrel Semiconductor Close Standard Regulator 3-Terminal 1A Positive Voltage Regulator
KA7805E KA7805ETU Buy MIC2940A-5.0WT Buy Micrel Semiconductor Close Standard Regulator 3-Terminal 1A Positive Voltage Regulator
KA7805E KA7805E Buy MIC2940A-5.0WTTR Buy Micrel Semiconductor Close Standard Regulator 3-Terminal 1A Positive Voltage Regulator
KA7812AE KA7812AETU Buy MIC2940A-12BT Buy Micrel Semiconductor Close Standard Regulator 3-Terminal 1A Positive Voltage Regulator

Infineon (Siemens) Cross Reference Results

Infineon (Siemens) Part Status Industry Part Manufacturer Description
TLE4274GV50 Buy MIC2940A-5BU Buy Micrel Linear Voltage Regulators - Selection Table

Micrel Cross Reference Results

Micrel Part Industry Part Manufacturer Type
MIC2940A Buy LM3940 Buy National Semiconductor Pin-for-pin, plug-in replacement: Electrical specifications and pinout are 100% compatible
MIC2940A Buy SPX2940 Buy Sipex Pin-for-pin, plug-in replacement: Electrical specifications and pinout are 100% compatible

On Semiconductor Cross Reference Results

On Semiconductor Part Industry Part Manufacturer Type
LM2931AT-5.0G Buy MIC2940A-5.0BTTR Buy Micrel Semiconductor Close
LM2931AT-5.0G Buy MIC2940A-5.0WTTR Buy Micrel Semiconductor Close
LM2931T-5.0G Buy MIC2940A-5.0BTTR Buy Micrel Semiconductor Close
LM2931T-5.0G Buy MIC2940A-5.0WTTR Buy Micrel Semiconductor Close
MC7805ABD2TG Buy MIC2940A-5.0BU Buy Micrel Semiconductor Close
MC7805ABD2TG Buy MIC2940A-5.0WU Buy Micrel Semiconductor Close
MC7805ABD2TG Buy MIC2940A-5.0WUTR Buy Micrel Semiconductor Close
MC7805ABD2TR4G Buy MIC2940A-5.0BU Buy Micrel Semiconductor Close
MC7805ABD2TR4G Buy MIC2940A-5.0WU Buy Micrel Semiconductor Close
MC7805ABD2TR4G Buy MIC2940A-5.0WUTR Buy Micrel Semiconductor Close

Texas Instruments Cross Reference Results

Texas Instruments Part Industry Part Manufacturer Type Comment Description
LM2940-N Buy MIC2940A-12.0BT Buy Micrel Similar Functionality 1A Low Dropout Regulator
LM2940-N Buy MIC2940A-12.0BU Buy Micrel Similar Functionality 1A Low Dropout Regulator
LM2940-N Buy MIC2940A-5.0BT Buy Micrel Similar Functionality 1A Low Dropout Regulator
LM2940-N Buy MIC2940A-5.0BU Buy Micrel Similar Functionality 1A Low Dropout Regulator
TPS72501 Buy MIC2940A Buy Micrel Similar Functionality Single Output LDO, 1.0A, Adj.(1.22 to 5.5V), Any cap, Low Input Voltage, Integrated SVS