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Image Product Number Pricing(USD) Quantity ECAD Quantity Available Weight(Kg) Mfr Series Package Product Status Tolerance Operating Temperature Applications Mounting Type Package / Case Type Base Product Number Frequency Technology Current - Supply Voltage - Input Voltage - Input (Max) Output Type Temperature Coefficient Output Voltage - Supply Supplier Device Package DataSheet RoHS Status Moisture Sensitivity Level (MSL) REACH Status ECCN HTSUS Standard Package Function Current - Output / Channel Configuration Reference Type Voltage - Supply (Vcc/Vdd) Interface Number of Outputs Reset Current - Quiescent (Iq) Current - Supply (Max) Internal Switch(s) Topology Frequency - Switching Control Features Voltage - Supply (Max) Output Configuration Output Phases Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Current - Output Display Type Digits or Characters Voltage - Load Motor Type - Stepper Motor Type - AC, DC Step Resolution Dimming Voltage - Supply (Min) Voltage - Output Number of Voltages Monitored Voltage - Threshold Reset Timeout Voltage - Output (Min/Fixed) Noise - 0.1Hz to 10Hz Noise - 10Hz to 10kHz Current - Cathode Voltage - Output (Max) Voltage - Input (Min) Number of Regulators Voltage Dropout (Max) PSRR Protection Features
LM2451TB National Semiconductor LM2451TB -
RFQ
ECAD 1760 0.00000000 National Semiconductor LM2451 Bulk Active 110°C Through Hole TO-247AE-15 Formed Leads LM2451 18 µA 100V ~ 230V TO-247-15 download RoHS non-compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1 - - CRT -
LP3966ESX-3.3/NOPB National Semiconductor LP3966ESX-3.3/NOPB 3.0400
RFQ
ECAD 500 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount TO-263-6, D²Pak (5 Leads + Tab), TO-263BA 7V Fixed DDPAK/TO-263-5 download EAR99 8542.39.0001 99 9 mA 15 mA Enable Positive 3A 3.3V - 1 1.2V @ 3A - Over Current, Over Temperature, Short Circuit
LP5900SD-2.8 National Semiconductor LP5900SD-2.8 -
RFQ
ECAD 5887 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount 6-WDFN Exposed Pad 5.5V Fixed 6-WSON (2.2x2.5) download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1,000 50 µA 230 µA Enable Positive 150mA 2.8V - 1 0.15V @ 150mA 85dB ~ 40dB (100Hz ~ 100kHz) Over Temperature, Short Circuit
LP2980IM5X-3.0/NOPB National Semiconductor LP2980IM5X-3.0/NOPB 0.2300
RFQ
ECAD 124 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount SC-74A, SOT-753 16V Fixed SOT-23-5 download EAR99 8542.39.0001 1,315 95 µA 1.2 mA Enable Positive 50mA 3V - 1 0.22V @ 50mA 63dB (1kHz) Over Current, Over Temperature, Short Circuit
LP3893ES-1.5 National Semiconductor LP3893ES-1.5 -
RFQ
ECAD 6134 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount TO-263-6, D²Pak (5 Leads + Tab), TO-263BA 5.5V Fixed DDPAK/TO-263-5 download RoHS non-compliant 3 (168 Hours) REACH Affected EAR99 8542.39.0001 1 30 µA 8 mA Enable Positive 3A 1.5V - 1 1V @ 1A 80dB ~ 65dB (120Hz ~ 1kHz) Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
LM2737MTC National Semiconductor LM2737MTC 1.3500
RFQ
ECAD 1 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount 14-TSSOP (0.173", 4.40mm Width) LM2737 Transistor Driver 14-TSSOP download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 Step-Down 4.5V ~ 5.5V 1 Buck 50kHz ~ 2MHz Current Limit, Enable, Frequency Control, Power Good, Soft Start Positive 1 90% Yes No -
LM336BM-5.0 National Semiconductor LM336BM-5.0 0.5300
RFQ
ECAD 1 0.00000000 National Semiconductor - Bulk Active ±2% 0°C ~ 70°C (TA) Surface Mount 8-SOIC (0.154", 3.90mm Width) LM336 - - Fixed - 8-SOIC download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 Shunt 10 mA 5V - - 600 µA
LM621N National Semiconductor LM621N 1.8400
RFQ
ECAD 7 0.00000000 National Semiconductor LM621 Bulk Active -40°C ~ 85°C (TA) General Purpose Through Hole 18-DIP (0.300", 7.62mm) LM621 Power MOSFET 5V 18-PDIP download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1 Controller - Commutation, Direction Management PWM Half Bridge (3) 35mA 40V Bipolar Brushless DC (BLDC) -
LM2941CSX National Semiconductor LM2941CSX -
RFQ
ECAD 1620 0.00000000 National Semiconductor - Bulk Active 0°C ~ 125°C Surface Mount TO-263-6, D²Pak (5 Leads + Tab), TO-263BA LM2941 26V Adjustable DDPAK/TO-263-5 download RoHS non-compliant 3 (168 Hours) REACH Affected EAR99 8542.39.0001 500 10 mA 15 mA Enable Positive 1A 5V 20V 1 1V @ 1A - Over Temperature, Reverse Polarity, Short Circuit
LP2980IM5X-5.0 National Semiconductor LP2980IM5X-5.0 -
RFQ
ECAD 6938 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount SC-74A, SOT-753 LP2980 16V Fixed SOT-23-5 - RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 3,000 95 µA 1.2 mA Enable Positive 50mA 5V - 1 0.22V @ 50mA 63dB (1kHz) Over Current, Over Temperature, Short Circuit
LM2575M-ADJ National Semiconductor LM2575M-ADJ 1.3400
RFQ
ECAD 1092 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Obsolete -40°C ~ 125°C (TJ) Surface Mount 24-SOIC (0.295", 7.50mm Width) 40V Adjustable 24-SOIC download EAR99 8542.39.0001 1 Step-Down 1 Buck 52kHz Positive No 1A 1.23V 37V 4V
LM2748MTC/NOPB National Semiconductor LM2748MTC/NOPB 1.4700
RFQ
ECAD 797 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount 14-TSSOP (0.173", 4.40mm Width) LM2748 Transistor Driver 14-TSSOP download EAR99 8542.39.0001 1 Step-Down 3V ~ 6V 1 Buck 50kHz ~ 1MHz Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking Positive 1 86% Yes Yes -
LP3972SQE-E514/NOPB National Semiconductor LP3972SQE-E514/NOPB 3.2700
RFQ
ECAD 250 0.00000000 National Semiconductor - Bulk Obsolete -40°C ~ 85°C Processor Surface Mount 40-WFQFN Exposed Pad LP3972 60µA 2.7V ~ 5.5V 40-WQFN (5x5) download ROHS3 Compliant EAR99 8542.39.0001 250
LM385AYZ-2.5 National Semiconductor LM385AYZ-2.5 2.4300
RFQ
ECAD 1 0.00000000 National Semiconductor - Bulk Active ±3% 0°C ~ 70°C (TA) Through Hole TO-226-3, TO-92-3 (TO-226AA) LM385 - - Fixed 20ppm/°C Typical TO-92-3 download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1 Shunt 20 mA 2.5V - 120µVrms 20 µA
LP3891ET-1.2 National Semiconductor LP3891ET-1.2 -
RFQ
ECAD 5754 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Through Hole TO-220-5 Formed Leads 5.5V Fixed TO-220-5 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 30 µA 8 mA Enable Positive 800mA 1.2V - 1 0.4V @ 800mA 80dB ~ 65dB (120Hz ~ 1kHz) Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
PT80C525-VC-B National Semiconductor PT80C525-VC-B 14.0900
RFQ
ECAD 228 0.00000000 National Semiconductor * Bulk Active PT80C525 - Not applicable 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1
LP2980AIM5-4.0 National Semiconductor LP2980AIM5-4.0 0.1900
RFQ
ECAD 38 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount SC-74A, SOT-753 16V Fixed SOT-23-5 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1,000 95 µA 1.2 mA Enable Positive 50mA 4V - 1 0.22V @ 50mA 63dB (1kHz) Over Current, Over Temperature, Short Circuit
LM431BCZ National Semiconductor LM431BCZ 0.1400
RFQ
ECAD 6 0.00000000 National Semiconductor - Bulk Active ±1% -25°C ~ 85°C (TA) Through Hole TO-226-3, TO-92-3 (TO-226AA) LM431 - - Adjustable 50ppm/°C Typical TO-92-3 download RoHS non-compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1 Shunt 100 mA 2.495V - - 1 mA 36 V
LM2577SX-12/NOPB-NS National Semiconductor LM2577SX-12/NOPB-NS -
RFQ
ECAD 4873 0.00000000 National Semiconductor * Bulk Active - ROHS3 Compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 500
LM4040CIZ-10.0 National Semiconductor LM4040CIZ-10.0 0.3700
RFQ
ECAD 10 0.00000000 National Semiconductor - Bulk Active ±0.5% -40°C ~ 85°C (TA) Through Hole TO-226-3, TO-92-3 (TO-226AA) LM4040 - - Fixed 100ppm/°C TO-92-3 download RoHS non-compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1 Shunt 15 mA 10V - 180µVrms 103 µA
LM3489MMX National Semiconductor LM3489MMX -
RFQ
ECAD 9175 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) LM3489 Transistor Driver 8-VSSOP download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 3,500 Step-Down 4.5V ~ 35V 1 Buck Up to 1MHz Current Limit, Enable Positive 1 100% No No -
LM2679T-12 National Semiconductor LM2679T-12 1.5000
RFQ
ECAD 9679 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Obsolete -40°C ~ 125°C (TJ) Through Hole TO-220-7 Formed Leads 40V Fixed TO-220-7 download RoHS non-compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1 Step-Down 1 Buck 260kHz Positive No 5A 12V - 8V
LP3905SD-00/NOPB National Semiconductor LP3905SD-00/NOPB 1.1300
RFQ
ECAD 994 0.00000000 National Semiconductor - Bulk Active -40°C ~ 85°C Handheld/Mobile Devices Surface Mount 14-WFDFN Exposed Pad LP3905 - 3V ~ 5.5V 14-WSON (4x4) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1
LP3925RME-A/NOPB-NS National Semiconductor LP3925RME-A/NOPB-NS -
RFQ
ECAD 7692 0.00000000 National Semiconductor * Bulk Active LP3925 - ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 250
LM3404MAX National Semiconductor LM3404MAX -
RFQ
ECAD 6660 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Automotive, Lighting Surface Mount 8-SOIC (0.154", 3.90mm Width) DC DC Regulator LM3404 1MHz 8-SOIC download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 2,500 1A 1 Yes Step-Down (Buck) 42V PWM 6V 40V
LM2655MTCX-3.3 National Semiconductor LM2655MTCX-3.3 1.0900
RFQ
ECAD 2 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount 16-TSSOP (0.173", 4.40mm Width) LM2655 14V Fixed 16-TSSOP download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 2,500 Step-Down 1 Buck 300kHz Positive No 2.5A 3.3V - 4V
LM285M-1.2 National Semiconductor LM285M-1.2 -
RFQ
ECAD 6917 0.00000000 National Semiconductor - Bulk Active ±1% -40°C ~ 85°C (TA) Surface Mount 8-SOIC (0.154", 3.90mm Width) LM285 - - Fixed 150ppm/°C 8-SOIC download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 Shunt 20 mA 1.235V - 60µVrms 10 µA
LM810M3X-2.93 National Semiconductor LM810M3X-2.93 0.2900
RFQ
ECAD 6689 0.00000000 National Semiconductor - Bulk Obsolete -40°C ~ 105°C (TA) Surface Mount TO-236-3, SC-59, SOT-23-3 Simple Reset/Power-On Reset LM810 Push-Pull, Totem Pole SOT-23-3 download RoHS non-compliant EAR99 8542.39.0001 3,000 Active High 1 2.93V 140ms Minimum
LM20134MHE/NOPB National Semiconductor LM20134MHE/NOPB -
RFQ
ECAD 1861 0.00000000 National Semiconductor PowerWise® Bulk Active -40°C ~ 125°C (TJ) Surface Mount 16-PowerTSSOP (0.173", 4.40mm Width) 5.5V Adjustable 16-HTSSOP download EAR99 8542.39.0001 1 Step-Down 1 Buck 410kHz Positive Yes 4A 0.8V 4.68V 2.95V
LM2586T-3.3 National Semiconductor LM2586T-3.3 4.1400
RFQ
ECAD 88 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Through Hole TO-220-7 Formed Leads 40V Fixed TO-220-7 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 Step-Up, Step-Up/Step-Down 1 Boost, Flyback, Forward Converter 100kHz ~ 200kHz Positive No 3A (Switch) 3.3V - 4V
  • Daily average RFQ Volume

    2000+

    Daily average RFQ Volume

  • Standard Product Unit

    30,000,000

    Standard Product Unit

  • Worldwide Manufacturers

    2800+

    Worldwide Manufacturers

  • In-stock Warehouse

    15,000 m2

    In-stock Warehouse