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      Linear Regulator

      Linear Regulator
      ModelDescriptionBrandLeadingConditionPriceAction
      Linear Regulator
      TC1265-1.8VET
      DescriptionThe TC1265 is a fixed-output, high-accuracy (typically ±0.5%) CMOS low dropout regulator. Designed specifically for battery-operated systems, the TC1265’s CMOS construction eliminates wasted ground current, significantly extending battery life. Total supply current is typically 80 µA at full load (20 to 60 times lower than in bipolar regulators).Features• Very Low Dropout Voltage• 800 mA Output Current• High Output Voltage Accuracy• Standard or Custom Output Voltages• Overcurrent and Overtemperature Protection• SHDN Input for Active Power Management• ERROR Output Can Be Used as a Low BatteryDetector (SOIC only)Applications• Battery-operated Systems• Portable Computers• Medical Instruments• Instrumentation• Cellular/GSM/PHS Phones• Linear Post-Regulators for SMPS• Pagers
      		OTHERIn StockNew Sealed Under Guarantee
      MIC2941ABU
      General DescriptionThe MIC2940A and MIC2941A are “bulletproof” efficient voltage regulators with very low dropout voltage (typically 40mV at light loads and 350mV at 1A), and low quiescent current (240µA typical). The 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 “load dump” protection (60V positive transient).Features• High output voltage accuracy• Guaranteed 1.25A output• Low quiescent current• Low dropout voltage• Extremely tight load and line regulation• Very low temperature coefficient• Current and thermal limiting• Input can withstand –20V reverse battery and +60V positive transients• Logic-controlled electronic shutdown• Output programmable from 1.24V to 26V(MIC2941A)• Available in TO-220, TO-263, TO-220-5, and TO-263-5 packages.Applications• Battery Powered Equipment• Cellular Telephones• Laptop, Notebook, and Palmtop Computers• PCMCIA VCC and VPP Regulation/Switching• Bar Code Scanners• Automotive Electronics• SMPS Post-Regulator/ DC to DC Modules• Voltage Reference• High Efficiency Linear Power Supplies
      		OTHERIn StockNew Sealed Under Guarantee
      MCP1827ST-1802E/EB
      		OTHERIn StockNew Sealed Under Guarantee
      MIC2937A-12WU
      General DescriptionThe MIC2937A family are “bulletproof” efficient voltage regulators with very low dropout voltage (typically 40mV at light loads and 300mV at 500mA), and very low quiescent current (160µA typical). The quiescent current of the MIC2937A in creases only slightly in dropout, thus prolonging battery life. Key MIC2937A features include protection against reversed battery, fold-back current limiting, and automotive “load dump” protection (60V positive transient).Features• High output voltage accuracy• Guaranteed 750mA output• Low quiescent current• Low dropout voltage• Extremely tight load and line regulation• Very low temperature coefficient• Current and thermal limiting• Input can withstand –20V reverse battery and +60V positive transients• Error flag warns of output dropout• Logic-controlled electronic shutdown• Output programmable from 1.24V to 26V(MIC29372)• Available in TO-220, TO-263, TO-220-5, and TO-263-5 packages.Applications• Battery Powered Equipment• Cellular Telephones• Laptop, Notebook, and Palmtop Computers• PCMCIA VCC and VPP Regulation/Switching• Bar Code Scanners• Automotive Electronics• SMPS Post-Regulator/ DC to DC Modules• High Efficiency Linear Power Supplies
      		OTHERIn StockNew Sealed Under Guarantee
      MIC5237-3.3YU
      General DescriptionThe MIC5237 is a general-purpose low-dropout regulator capable of 500mA output current with better than 3% output voltage accuracy. Using Micrel’s proprietary Super ßeta PNP® process with a PNP pass element, these regulators feature less than 300mV dropout voltage and typically 8mA ground current at full load.Features• Guaranteed 500mA output over the full operating temperature range• Low 300mV typical dropout voltage at full load• Extremely tight load and line regulation• Current and thermal limiting• Reversed-battery protection• TO-220 and TO-263 packages• Low temperature coefficient• No-load stability• Low-noise outputApplications• Portable and laptop computers• Desktop computer• Battery chargers• SMPS post-regulator/dc-to-dc modules• Consumer and personal electronics
      		OTHERIn StockNew Sealed Under Guarantee
      MCP1826S-1202E/EB
      		OTHERIn StockNew Sealed Under Guarantee
      MIC29150-12BU TR
      General DescriptionThe MIC29150/29300/29500/29750 are high current, high accuracy, low-dropout voltage regulators. Using Micrels proprietary Super ßeta PNP™ process with a PNP pass element, these regulators feature 300mV to 370mV (full load) dropout voltages and very low ground current. Designed for high current loads, these devices also find applications in lower current, extremely low dropout-critical systems, where their tiny dropout voltage and ground current values are important attributes.Features• High Current CapabilityMIC29150/29151/29152/29153................................1.5AMIC29300/29301/29302/29303...................................3AMIC29500/29501/29502/29503...................................5AMIC29750/29751/29752...........................................7.5A• Low-Dropout Voltage ....................... 350mV at Full Load• Low Ground Current• Accurate 1% Guaranteed Tolerance• Extremely Fast Transient Response• Reverse-battery and “Load Dump” Protection• Zero-Current Shutdown Mode (5-Pin versions)• Error Flag Signals Output Out-of-Regulation (5-Pin versions)• Also Characterized For Smaller Loads With IndustryLeading Performance Specifications• Fixed Voltage and Adjustable VersionsApplications• Battery Powered Equipment• High-Efficiency “Green” Computer Systems• Automotive Electronics• High-Efficiency Linear Power Supplies• High-Efficiency Post-Regulator For Switching Supply
      		OTHERIn StockNew Sealed Under Guarantee
      MIC39300-1.8BU
      General DescriptionThe MIC39300, MIC39301 and MIC39302 are 3.0A low dropout linear voltage regulators that provide a low voltage, high-current output with a minimum of external components. Utilizing Micrel’s proprietary Super βeta PNP® pass element, the MIC39300/1/2 offers extremely low dropout (typically 385mV at 3.0A) and low ground current (typically 36mA at 3.0A).Features• 3.0A minimum guaranteed output current• 550mV maximum dropout voltage over temperature• Ideal for 3.0V to 2.5V conversion• Ideal for 2.5V to 1.8V conversion• 1% initial accuracy• Low ground current• Current limiting and Thermal shutdown• Reversed-battery protection• Reversed-leakage protection• Fast transient response• TO-263 (D2Pak) and TO-220 packaging• TTL/CMOS compatible enable pin (MIC39301/2 only)• Error flag output (MIC39301 only)• Adjustable output (MIC39302 only)Applications• LDO linear regulator for PC add-in cards• High-efficiency linear power supplies• SMPS post regulator• Multimedia and PC processor supplies• Low-voltage microcontrollers• StrongARM™ processor supply
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      MCP1790-5002E/DB
      The MCP1790-5002E/DB is a 70 mA, ceramic output cap stable, high voltage, Low Dropout Regulator (LDO). The MCP1790-5002E/DB is capable of handling continuous input voltage of up to 30V and is load dump protect for up to 48V, making it especially suitable for automotive as well as 12V/24V industrial applications. The MCP1790-5002E/DB comes in thermally enhanced DDPAK-3 package as well as space-efficient SOT223-3 package. For shutdown and powergood options, see MCP1791FeatureWide steady state supply voltage: 6.0V - 30.0V48V (43.5V ±10%) load dump protected for 180ms with a 30 second repetition rate70 mA output currentLow quiescent current: 70 µA typicalFixed output voltages: 3.0V, 3.3V, 5.0VExtended Junction Temperature Range: -40 to +125°COutput Voltage Tolerances of ±2.5% over the temperature rangeShort Circuit Current FoldbackHigh PSRR, -90 dB@100 Hz (typical)
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      MIC2954-02BS TR
      General DescriptionThe MIC2954 is a “bulletproof” efficient voltage regulator with very low dropout voltage (typically 40mV at light loads and 375mV at 250mA), and low quiescent current (120µA typical). The quiescent current of the MIC2954 increases only slightly in dropout, thus prolonging battery life. Key MIC2954 features include protection against reversed battery, foldback current limiting, and automotive load dump protection (60V positive transient).Features• High-accuracy 5V, guaranteed 250mA output• Low quiescent current• Low dropout voltage• Extremely tight load and line regulation• Very low temperature coefficient• Current and thermal limiting• Input can withstand –20V reverse battery and+60V positive transients• Error flag warns of low output voltage• Logic-controlled electronic shutdown• Output programmable from 1.24V to 29V(MIC2954-07/08)• Available in TO-220, TO-92, and surface-mountSOT-223 and SOP-8 packagesApplications• Battery powered equipment• Cellular telephones• Laptop, notebook, and palmtop computers• PCMCIA VCC and VPP regulation/switching• Bar code scanners• Automotive electronics• SMPS post-regulator/dc-to-dc modules• Voltage reference• High-efficiency linear power supplies
      		OTHERIn StockNew Sealed Under Guarantee
      MIC37100-3.3BS TR
      General DescriptionThe MIC37100, MIC37101, and MIC37102 are 1A low dropout, linear voltage regulators that provide low-voltage, high-current output from an extremely small package. Utilizing Micrel’s proprietary Super βeta PNP™ pass element, the MIC37100/01/02 offers extremely low dropout (typically 280mV at 1A) and low ground current (typically 11mA at 1A).Features• Fixed and adjustable output voltages to 1.24V• µCap Regulator, 10µF ceramic output capacitor stable• 280mV typical dropout at 1AIdeal for 3.0V to 2.5V conversionIdeal for 2.5V to 1.8V, 1.65V or 1.5V conversion• 1A minimum guaranteed output current• 1% initial accuracy• Low ground current• Current limiting and thermal shutdown• Reversed-leakage protection• Fast transient response• Low-profile SOT-223 package• Power SO-8 package• S-PAK package (MIC37102 only)Applications• LDO linear regulator for PC add-in cards• PowerPC™ power supplies• High-efficiency linear power supplies• SMPS post regulator• Multimedia and PC processor supplies• Battery chargers• Low-voltage microcontrollers and digital logic
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      MIC5209-3.0BS
      General DescriptionThe MIC5209 is an efficient linear voltage regulator with very low dropout voltage, typically 10mV at light loads and less than 500mV at full load, with better than 1% output voltage accuracy.Designed especially for hand-held, battery-powered devices, the MIC5209 features low ground current to help prolong battery life. An enable/shutdown pin on SO-8 and TO-263-5 versions can further improve battery life with near-zero shutdown current.Features• Meets Intel® Slot 1 and Slot 2 requirements• Guaranteed 500mA output over the full operating temperature range• Low 500mV maximum dropout voltage at full load• Extremely tight load and line regulation• Thermally-efficient surface-mount package• Low temperature coefficient• Current and thermal limiting• Reversed-battery protection• No-load stability• 1% output accuracy• Ultra-low-noise capability in SO-8 and TO-263-5Applications• Pentium II Slot 1 and Slot 2 support circuits• Laptop, notebook, and palmtop computers• Cellular telephones• Consumer and personal electronics• SMPS post-regulator/dc-to-dc modules• High-efficiency linear power supplies
      		OTHERIn StockNew Sealed Under Guarantee
      MIC29750-5.0BWT
      General DescriptionThe MIC29150/29300/29500/29750 are high current, high accuracy, low-dropout voltage regulators. Using Micrels proprietary Super ßeta PNP™ process with a PNP pass element, these regulators feature 300mV to 370mV (full load) dropout voltages and very low ground current. Designed for high current loads, these devices also find applications in lower current, extremely low dropout-critical systems, where their tiny dropout voltage and ground current values are important attributes.Features• High Current CapabilityMIC29150/29151/29152/29153................................1.5AMIC29300/29301/29302/29303...................................3AMIC29500/29501/29502/29503...................................5AMIC29750/29751/29752...........................................7.5A• Low-Dropout Voltage ....................... 350mV at Full Load• Low Ground Current• Accurate 1% Guaranteed Tolerance• Extremely Fast Transient Response• Reverse-battery and “Load Dump” Protection• Zero-Current Shutdown Mode (5-Pin versions)• Error Flag Signals Output Out-of-Regulation (5-Pin versions)• Also Characterized For Smaller Loads With IndustryLeading Performance Specifications• Fixed Voltage and Adjustable VersionsApplications• Battery Powered Equipment• High-Efficiency “Green” Computer Systems• Automotive Electronics• High-Efficiency Linear Power Supplies• High-Efficiency Post-Regulator For Switching Supply
      		OTHERIn StockNew Sealed Under Guarantee
      MCP1804T-5002I/MB
      MCP1804T-5002I/MB Low Dropout Voltage RegulatorThe Microchip MCP1804T-5002I/MB is a Low Dropout (LDO) Voltage Regulator that operates from an input of 2.0 V to 28 V while delivering up to 150 mA of current. The device offers a low quiescent current of 50 μA and only 1 μF of output capacitance is sufficient to stabilise the output. The MCP1804T-5002I/MB also has a Current Foldback feature to help protect the device.Features150 mA Output CurrentLow Dropout Voltage: 260 mV @ 20 mA, VR = 3.3 V (typical)50 μA Quiescent Current (typical)0.01 μA Shutdown Current (typical)Input Operating Voltage Range: 2.0 V to 28.0 VOutput Voltage Accuracy: ±2%Stable with Ceramic Output CapacitorsCurrent Limit Protection with Current FoldbackShutdown PinHigh PSRR: 50 dB Typical @ 1 kHzFeatureInput Operating Voltage Range: 2.0V to 28.0V150 mA Output Current50 µA Typical Quiescent Current0.01 µA Typical Shutdown CurrentStandard Output Voltage Options(1.8V, 2.5V, 3.0V, 3.3V, 5.0V, 10.0V, 12.0V)Output voltages from 1.8V to 18.0V in 0.1Vincrements are available upon requestOutput Voltage Accuracy: ±2%Stable with Ceramic output capacitors down to 0.1 µFLow Drop Out Voltage, 260 mV typical @ 20 mA, VR = 3.3VCurrent Limit Protection With Current FoldbackHigh PSRR: 50 dB typical @ 1 kHzOutput Voltage Accuracy: ±2%Package Options: SOT-23-5, SOT-89-3, SOT-89-5, and SOT-223-3
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      MCP1703T-4002E/MB
      The MCP1703T-4002E/MB is a CMOS, low dropout voltage regulator with 250 mA maximum output current. MCP1703T-4002E/MB works with input voltage of up to 16V and in combination with its low current consumption of 2 µA is an ideal solution for applications using multi-cell, 9V alkaline or one-, two- or three- cell lithium-ion batteries. It is available in space efficient SOT23A and SOT89 packages or in a thermally capable 3-pin SOT223.For new designs, please consider the MCP1703A, which contains several improvements over the MCP1703.For product comparison, please consider:MCP1703AFeatureLow 2.0 µA quiescent current (typical)Wide input operating voltage range: 2.7V to 16.0VHigh output current capability:250 mA for output voltages ≥ 2.5V200 mA for output voltages < 2.5VOutput voltage range 1.2V to 5.5V in 0.1V increments (50 mV increments available upon request)Stable with 1.0 µF to 22 µF ceramic, tantalum, or aluminum output capacitorsShort-circuit protectionOvertemperature protectionPackage Options: 3-Pin SOT-23A, 3-Pin SOT-89,TO-92-3
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      MCP1702T-1202E/MB
      The MCP1702T-1202E/MB is a CMOS low dropout positive voltage regulator with 250 mA maximum output current. MCP1702T-1202E/MB works with input voltage of up to 13.2V and in combination with its low current consumption of 2 µA is an ideal solution for applications using multi-cell, 9V alkaline or one- or two cell lithium-ion batteries.Feature2.0 µA quiescent current (typical)Wide input operating voltage range: 2.7V to 13.2VHigh output current capability250 mA Output Current for Output Voltages = 2.5V200 mA Output Current for Output Voltages < 2.5VOutput voltage range 1.2V to 5.5V in 0.1V increments (50 mV increments available upon request)Stable with 1.0 µF to 22 µF ceramic, aluminum, or tantalum output capacitorsShort-circuit protectionOvertemperature protectionPackage options: 3-Pin SOT-23A, 3-Pin SOT-89,TO-92-3
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      MCP1702T-5002E/MB
      The MCP1702T-5002E/MB is a CMOS low dropout positive voltage regulator with 250 mA maximum output current. MCP1702T-5002E/MB works with input voltage of up to 13.2V and in combination with its low current consumption of 2 µA is an ideal solution for applications using multi-cell, 9V alkaline or one- or two cell lithium-ion batteries.Feature2.0 µA quiescent current (typical)Wide input operating voltage range: 2.7V to 13.2VHigh output current capability250 mA Output Current for Output Voltages = 2.5V200 mA Output Current for Output Voltages < 2.5VOutput voltage range 1.2V to 5.5V in 0.1V increments (50 mV increments available upon request)Stable with 1.0 µF to 22 µF ceramic, aluminum, or tantalum output capacitorsShort-circuit protectionOvertemperature protectionPackage options: 3-Pin SOT-23A, 3-Pin SOT-89,TO-92-3
      		OTHERIn StockNew Sealed Under Guarantee
      TC595002ECBTR
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      MCP1700-1802E/TO
      The MCP1700-1802E/TO is a CMOS low dropout positive voltage regulator which can source up to 250mA of current with an extremely low input-output voltage differential of 178mV at 250mA. The low dropout voltage combined with the low current consumption of only 1.6µA makes this part ideal for battery operation. The low voltage differential (dropout voltage) extends battery operating lifetime. The MCP1700-1802E/TO is stable with 1.0µF ceramic output capacitor. It also permits high currents in small packages when operated with minimum VIN – VOUT differentials. The circuit also incorporates short-circuit protection & over temperature protection to ensure maximum reliability.FeatureExtremely Low Operating Current for Longer Battery Life (1.6 uA typical)Very Low Dropout Voltage (178 mV at full load)Rated 250mA Output CurrentHigh Output Voltage Accuracy (±0.4% typical)Over-Current and Over-Temperature ProtectionPin Compatible Upgrade for Bipolar Regulators & TC55 with Vin Max <6VRequires only 1 µF Ceramic Output Capacitance
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      MIC2950-05YZ
      General DescriptionThe MIC2950 and MIC2951 are “bulletproof” micropower voltage regulators with very low dropout voltage (typically 40mV at light loads and 250mV at 100mA), and very low quiescent current. Like their predecessors, the LP2950 and LP2951, the quiescent current of the MIC2950/MIC2951 increases only slightly in dropout, thus pro-longing battery life. The MIC2950/MIC2951 are pin for pin compatible with the LP2950/LP2951, but offer lower dropout, lower quiescent current, reverse battery, and automotive load dump protection.Features• High accuracy 3.3, 4.85, or 5V, guaranteed 150mA output• Extremely low quiescent current• Low-dropout voltage• Extremely tight load and line regulation• Very low temperature coefficient• Use as regulator or reference• Needs only 1.5µF for stability• Current and thermal limiting• Unregulated DC input can withstand –20V reverse battery and +60V positive transientsMIC2951 Version Only• Error flag warns of output dropout• Logic-controlled electronic shutdown• Output programmable from 1.24 to 29VApplications• Automotive electronics• Voltage reference• Avionics• Cellular telephones• Battery powered equipment• SMPS post-regulator• High efficiency linear power supplies
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      1.531074s