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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 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 Other Names ECCN HTSUS Standard Package Function Reference Type Voltage - Supply (Vcc/Vdd) Number of Outputs Reset Current - Quiescent (Iq) Current - Supply (Max) Topology Frequency - Switching Control Features Output Configuration Output Phases Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Current - 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 Voltage/Current - Output 1 Voltage/Current - Output 2 Voltage/Current - Output 3 w/LED Driver w/Supervisor w/Sequencer
LM3673TL-ADJ National Semiconductor LM3673TL-ADJ -
RFQ
ECAD 4504 0.00000000 National Semiconductor - Bulk Active -30°C ~ 85°C (TA) Surface Mount 5-WFBGA, DSBGA 5.5V Adjustable 5-DSBGA (1.5x1.2) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 250 Step-Down 1 Buck 2MHz Positive Yes 350mA 1.1V 3.3V 2.7V
LM2940WG5.0/883 National Semiconductor LM2940WG5.0/883 63.7000
RFQ
ECAD 7 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount 16-CSOIC (0.241", 6.12mm Width) 26V Fixed 16-CFP download Not applicable 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 20 mA 60 mA - Positive 1A 5V - 1 1V @ 1A 72dB (120Hz) Over Current, Over Temperature, Reverse Polarity, Short Circuit
LM3478MM National Semiconductor LM3478MM 2.4000
RFQ
ECAD 6 0.00000000 National Semiconductor * Bulk Active LM3478 download EAR99 8542.39.0001 125
LM431CCM3X National Semiconductor LM431CCM3X -
RFQ
ECAD 5700 0.00000000 National Semiconductor - Bulk Active - 0°C ~ 70°C (TA) Surface Mount TO-236-3, SC-59, SOT-23-3 LM431 - - Adjustable 50ppm/°C Typical SOT-23-3 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 3,000 Shunt 100 mA 2.5V - - 1 mA 37 V
LM20124MHE/NOPB National Semiconductor LM20124MHE/NOPB 1.9300
RFQ
ECAD 475 0.00000000 National Semiconductor PowerWise® Bulk Active -40°C ~ 125°C (TJ) Surface Mount 16-PowerTSSOP (0.173", 4.40mm Width) LM20124 5.5V Adjustable 16-HTSSOP download EAR99 8542.39.0001 156 Step-Down 1 Buck 1MHz Positive Yes 4A 0.8V 4.68V 2.95V
LP2982AIM5-5.3 National Semiconductor LP2982AIM5-5.3 0.2200
RFQ
ECAD 52 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount SC-74A, SOT-753 16V Fixed TSOT-23-5 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1,000 95 µA 1.4 mA Enable Positive 50mA 5.3V - 1 0.325V @ 80mA 45dB (1kHz) Over Current, Over Temperature, Short Circuit
LM2593HVS-ADJ-NS National Semiconductor LM2593HVS-ADJ-NS -
RFQ
ECAD 4567 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Surface Mount TO-263-8, D²Pak (7 Leads + Tab), TO-263CA 60V Adjustable DDPAK/TO-263-7 download RoHS non-compliant 3 (168 Hours) REACH Affected EAR99 8542.39.0001 1 Step-Down 1 Buck 150kHz Positive No 2A 1.2V 57V 4.5V
LP3970SQ-35/NOPB National Semiconductor LP3970SQ-35/NOPB 2.5000
RFQ
ECAD 424 0.00000000 National Semiconductor PowerWise® Bulk Obsolete -40°C ~ 85°C Processor Surface Mount 48-WFQFN Exposed Pad LP3970 - 2.7V ~ 5.5V 48-WQFN (7x7) download ROHS3 Compliant EAR99 8542.39.0001 250
LP2988AIM-2.5 National Semiconductor LP2988AIM-2.5 0.7800
RFQ
ECAD 3 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 16V Fixed 8-SOIC download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 120 µA 3.7 mA Enable Positive 200mA 2.5V - 1 0.35V @ 200mA 65dB (1kHz) Over Current, Over Temperature, Short Circuit
LM2676LD-ADJ National Semiconductor LM2676LD-ADJ 1.7800
RFQ
ECAD 1 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Obsolete -40°C ~ 125°C (TJ) Surface Mount 14-VDFN Exposed Pad 40V Adjustable 14-VSON (6x5) download RoHS non-compliant EAR99 8542.39.0001 250 Step-Down 1 Buck 260kHz Positive No 3A 1.2V 37V 8V
LP3891ET-1.2/NOPB National Semiconductor LP3891ET-1.2/NOPB 0.8100
RFQ
ECAD 3179 0.00000000 National Semiconductor - Tube Obsolete -40°C ~ 125°C Through Hole TO-220-5 Formed Leads 5.5V Fixed TO-220-5 download ROHS3 Compliant EAR99 8542.39.0001 45 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)
LM3710XQTP-308/NOPB National Semiconductor LM3710XQTP-308/NOPB -
RFQ
ECAD 6530 0.00000000 National Semiconductor - Bulk Active -40°C ~ 85°C (TJ) Surface Mount 9-VFBGA Simple Reset/Power-On Reset LM3710 Push-Pull, Totem Pole 9-µSMD (1.41x1.41) - Not applicable 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 Active Low 1 3.08V 140ms Minimum
LM2743MTC-NS National Semiconductor LM2743MTC-NS 2.0100
RFQ
ECAD 23 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount 14-TSSOP (0.173", 4.40mm Width) LM2743 Transistor Driver 14-TSSOP download RoHS non-compliant 1 (Unlimited) REACH Affected 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 80% Yes No -
LM2645MTDX National Semiconductor LM2645MTDX 3.1900
RFQ
ECAD 386 0.00000000 National Semiconductor - Bulk Active 0°C ~ 125°C (TJ) Embedded systems, Console/Set-Top boxes Surface Mount 48-TFSOP (0.240", 6.10mm Width) LM2645 1.5mA 4.5V ~ 30V 48-TSSOP download RoHS non-compliant 2 (1 Year) REACH Affected EAR99 8542.39.0001 1
LP2985IM5-1.5 National Semiconductor LP2985IM5-1.5 0.2300
RFQ
ECAD 2 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 2.5 mA Enable Positive 150mA 1.5V - 1 0.58V @ 150mA 45dB (1kHz) Over Current, Over Temperature, Short Circuit
LP38842S-0.8 National Semiconductor LP38842S-0.8 -
RFQ
ECAD 4804 0.00000000 National Semiconductor - Bulk Obsolete -40°C ~ 125°C Surface Mount TO-263-6, D²Pak (5 Leads + Tab), TO-263BA 5.5V Fixed DDPAK/TO-263-5 download EAR99 8542.39.0001 1 30 µA 40 mA Enable Positive 1.5A 0.8V - 1 0.315V @ 1.5A 80dB ~ 58dB (120Hz ~ 1kHz) Over Current, Over Temperature, Short Circuit
LM25088QMH-1/NOPB National Semiconductor LM25088QMH-1/NOPB -
RFQ
ECAD 3978 0.00000000 National Semiconductor * Bulk Active - RoHS non-compliant Vendor Undefined 2156-LM25088QMH-1/NOPB-14 1
LM4040CIZ-4.1 National Semiconductor LM4040CIZ-4.1 0.3700
RFQ
ECAD 1 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 Affected EAR99 8542.39.0001 1 Shunt 15 mA 4.096V - 80µVrms 73 µA
LM1117MPX-1.8 National Semiconductor LM1117MPX-1.8 0.4200
RFQ
ECAD 58 0.00000000 National Semiconductor - Bulk Active 0°C ~ 125°C Surface Mount TO-261-4, TO-261AA 15V Fixed SOT-223 download EAR99 8542.39.0001 1 5 mA 10 mA - Positive 800mA 1.8V - 1 1.2V @ 800mA 75dB (120Hz) Over Current, Over Temperature
LM337H National Semiconductor LM337H 13.2400
RFQ
ECAD 2 0.00000000 National Semiconductor - Bulk Active -55°C ~ 150°C Through Hole TO-205AD, TO-39-3 Metal Can -40V Adjustable TO-39-3 download EAR99 8542.39.0001 23 - Negative 500mA -1.2V -37V 1 - 60dB (120Hz) Over Temperature, Short Circuit
LP2989IM-5.0 National Semiconductor LP2989IM-5.0 1.4100
RFQ
ECAD 1 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 8-SOIC (0.154", 3.90mm Width) LP2989 16V Fixed 8-SOIC download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 175 µA 9 mA Enable Positive 500mA 5V - 1 0.65V @ 500mA 60dB (1kHz) Over Current, Over Temperature, Short Circuit
LP3987IBLX-2.8 National Semiconductor LP3987IBLX-2.8 0.2300
RFQ
ECAD 15 0.00000000 National Semiconductor * Bulk Active - Not applicable 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 3,000
LP2952IM/NOPB National Semiconductor LP2952IM/NOPB 1.5300
RFQ
ECAD 1 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 16-SOIC (0.154", 3.90mm Width) 30V Adjustable (Fixed) 16-SOIC download EAR99 8542.39.0001 197 170 µA 33 mA Enable Positive 250mA 1.23V (5V) 29V 1 0.8V @ 250mA - Over Current, Over Temperature, Reverse Polarity
LP2956AIN/NOPB National Semiconductor LP2956AIN/NOPB 2.5000
RFQ
ECAD 1 0.00000000 National Semiconductor - Tube Obsolete -40°C ~ 125°C Through Hole 16-DIP (0.300", 7.62mm) 30V Adjustable 16-DIP download ROHS3 Compliant EAR99 8542.39.0001 20 500 mA 530 mA Enable Positive 250mA 1.23V 29V 2 0.8V @ 250mA - Over Current, Over Temperature, Reverse Polarity
LP2981IM5-3.3-NS National Semiconductor LP2981IM5-3.3-NS -
RFQ
ECAD 4107 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount SC-74A, SOT-753 16V Fixed SOT-23-5 - RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1,000 95 µA 1.7 mA Enable Positive 100mA 3.3V - 1 0.37V @ 100mA 63dB (1kHz) Over Current, Over Temperature, Short Circuit
LP2992IM5-5.0 National Semiconductor LP2992IM5-5.0 -
RFQ
ECAD 6119 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount SC-74A, SOT-753 LP2992 16V Fixed SOT-23-5 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1,000 95 µA 4 mA Enable Positive 250mA 5V - 1 0.85V @ 250mA 45dB (1kHz) Over Current, Over Temperature, Short Circuit
LP3875ESX-ADJ/NOPB National Semiconductor LP3875ESX-ADJ/NOPB -
RFQ
ECAD 9310 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount TO-263-6, D²Pak (5 Leads + Tab), TO-263BA 7V Adjustable DDPAK/TO-263-5 download EAR99 8542.39.0001 1 5 mA 15 mA Enable Positive 1.5A 1.22V 6.4V 1 0.55V @ 1.5A 73dB ~ 57dB (120Hz) Over Current, Over Temperature, Short Circuit
LP3907TLX-PLNTO/NOPB National Semiconductor LP3907TLX-PLNTO/NOPB 1.0800
RFQ
ECAD 96 0.00000000 National Semiconductor - Bulk Active -40°C ~ 85°C Surface Mount 25-WFBGA, DSBGA 2.8V ~ 5.5V 25-DSBGA (2.46x2.46) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 3,000 4 Step-Down (Buck) Synchronous (2), Linear (LDO) (2) 2.1MHz Selectable, Selectable, Selectable, 1.3V, 1A Selectable, Selectable, Selectable, 2.2V, 600mA Selectable, Selectable, Selectable, 2.9V, 300mA No No Yes
LM3204TL/NOPB National Semiconductor LM3204TL/NOPB 1.8300
RFQ
ECAD 1 0.00000000 National Semiconductor - Bulk Active -30°C ~ 85°C (TA) Surface Mount 10-WFBGA, DSBGA 5.5V Adjustable 10-DSBGA download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 250 Step-Down 1 Buck 2MHz Positive Yes 500mA 0.8V 3.6V 2.7V
LP3986BL-285285 National Semiconductor LP3986BL-285285 0.3400
RFQ
ECAD 1 0.00000000 National Semiconductor - Bulk Obsolete -40°C ~ 125°C Surface Mount 8-TFBGA 6V Fixed 8-µSMD (1.57x1.57) download RoHS non-compliant EAR99 8542.39.0001 250 130 µA 320 µA Enable Positive 150mA 2.85V - 2 0.1V @ 150mA 60dB ~ 50dB (1kHz ~ 10kHz) Over Current, Over Temperature, Short Circuit
  • 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