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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 SIC Programmable Output Voltage - Supply Supplier Device Package DataSheet RoHS Status Moisture Sensitivity Level (MSL) REACH Status Other Names ECCN HTSUS Standard Package Function Reference Type Number of Outputs Reset Current - Quiescent (Iq) Current - Supply (Max) Topology Frequency - Switching Control Features Output Configuration Synchronous Rectifier 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
LM4128CQ1MF2.0 National Semiconductor LM4128CQ1MF2.0 -
RFQ
ECAD 8259 0.00000000 National Semiconductor Automotive, AEC-Q100 Bulk Active ±0.5% -40°C ~ 125°C (TJ) Surface Mount SC-74A, SOT-753 LM4128 100µA 2.448V ~ 5.5V Fixed 100ppm/°C SOT-23-5 download Vendor Undefined REACH Affected 2156-LM4128CQ1MF2.0-14 1 Series 20 mA 2.048V 190µVp-p -
LM22670QMR-ADJ/NOPB National Semiconductor LM22670QMR-ADJ/NOPB -
RFQ
ECAD 2885 0.00000000 National Semiconductor Automotive, AEC-Q100, SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Surface Mount 8-PowerSOIC (0.154", 3.90mm Width) 42V Adjustable 8-SO PowerPad download EAR99 8542.39.0001 1 Step-Down 1 Buck 500kHz Positive No 3A 1.285V 37V 4.5V
LM4040EIMX-2.5 National Semiconductor LM4040EIMX-2.5 0.1800
RFQ
ECAD 50 0.00000000 National Semiconductor * Bulk Active LM4040 - Not applicable 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1
LP3892EMR-1.2/NOPB National Semiconductor LP3892EMR-1.2/NOPB 2.6700
RFQ
ECAD 232 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 8-PowerSOIC (0.154", 3.90mm Width) 5.5V Fixed 8-SO PowerPad download EAR99 8542.39.0001 113 30 µA 8 mA Enable Positive 1.5A 1.2V - 1 0.55V @ 1.5A 80dB ~ 65dB (120Hz ~ 1kHz) Over Current, Over Temperature, Short Circuit
LM2598T-12/NOPB National Semiconductor LM2598T-12/NOPB 1.9900
RFQ
ECAD 474 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Through Hole TO-220-7 Formed Leads LM2598 40V Fixed TO-220-7 download EAR99 8542.39.0001 152 Step-Down 1 Buck 150kHz Positive No 1A 12V - 4.5V
LM2676S-5.0/NOPB National Semiconductor LM2676S-5.0/NOPB -
RFQ
ECAD 2713 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Surface Mount TO-263-8, D²Pak (7 Leads + Tab), TO-263CA 40V Fixed DDPAK/TO-263-7 download 0000.00.0000 1 Step-Down 1 Buck 260kHz Positive No 3A 5V - 8V
LP5951MG-1.5-NS National Semiconductor LP5951MG-1.5-NS -
RFQ
ECAD 1514 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount 5-TSSOP, SC-70-5, SOT-353 5.5V Fixed SC-70-5 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1,000 55 µA 70 µA Enable Positive 150mA 1.5V - 1 0.35V @ 150mA 60dB ~ 50dB (100Hz ~ 10kHz) Over Current, Over Temperature, Short Circuit
LM2599T-5.0/NOPB National Semiconductor LM2599T-5.0/NOPB -
RFQ
ECAD 1357 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Through Hole TO-220-7 Formed Leads 40V Fixed TO-220-7 download EAR99 8542.39.0001 1 Step-Down 1 Buck 150kHz Positive No 3A 5V - 4.5V
LM3670MF-2.5/NOPB National Semiconductor LM3670MF-2.5/NOPB 0.9900
RFQ
ECAD 1 0.00000000 National Semiconductor - Bulk Obsolete -40°C ~ 85°C (TA) Surface Mount SC-74A, SOT-753 5.5V Fixed SOT-23-5 download ROHS3 Compliant EAR99 8542.39.0001 1,000 Step-Down 1 Buck 1MHz Positive Yes 350mA 2.5V - 2.5V
LP3971SQ-O509/NOPB National Semiconductor LP3971SQ-O509/NOPB 3.1500
RFQ
ECAD 3 0.00000000 National Semiconductor - Bulk Active -40°C ~ 85°C (TA) Processor Surface Mount 40-WFQFN Exposed Pad LP3971 60µA 2.7V ~ 5.5V 40-WQFN (5x5) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1,000
LP2987IMX-5.0/NOPB National Semiconductor LP2987IMX-5.0/NOPB 1.0900
RFQ
ECAD 9 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 16V Fixed 8-SOIC download EAR99 8542.39.0001 1 120 µA 3.7 mA Enable Positive 200mA 5V - 1 0.35V @ 200mA 65dB (1kHz) Over Current, Over Temperature, Short Circuit
LM3702YDTP-220/NOPB National Semiconductor LM3702YDTP-220/NOPB 0.3000
RFQ
ECAD 9585 0.00000000 National Semiconductor - Bulk Obsolete -40°C ~ 85°C Surface Mount 9-UFBGA Simple Reset/Power-On Reset LM3702 Open Drain or Open Collector 9-DSBGA download ROHS3 Compliant EAR99 8542.39.0001 250 Active Low 1 2.2V 140ms Minimum
LM4132DMF-3.3/NOPB National Semiconductor LM4132DMF-3.3/NOPB -
RFQ
ECAD 8274 0.00000000 National Semiconductor - Bulk Active ±0.4% -40°C ~ 125°C (TJ) Surface Mount SC-74A, SOT-753 LM4132 100µA 3.7V ~ 5.5V Fixed 20ppm/°C SOT-23-5 download EAR99 8542.39.0001 1 Series 20 mA 3.3V 310µVp-p -
LM2641MTC-ADJ National Semiconductor LM2641MTC-ADJ 4.0000
RFQ
ECAD 390 0.00000000 National Semiconductor - Bulk Active 0°C ~ 125°C Dual Power Supply Controller Surface Mount 28-TSSOP (0.173", 4.40mm Width) LM2641 5.5V ~ 30V Not Verified 5.5V ~ 30V 28-TSSOP download RoHS non-compliant 3 (168 Hours) REACH Affected EAR99 8542.39.0001 1
LMR12010YMK/NOPB National Semiconductor LMR12010YMK/NOPB 1.6500
RFQ
ECAD 764 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Surface Mount SOT-23-6 Thin, TSOT-23-6 20V Adjustable SOT-23-THIN download EAR99 8542.39.0001 1 Step-Down 1 Buck 3MHz Positive No 1A 0.8V 17V 3V
LM337LM/NOPB National Semiconductor LM337LM/NOPB -
RFQ
ECAD 5984 0.00000000 National Semiconductor - Bulk Active -25°C ~ 125°C Surface Mount 8-SOIC (0.154", 3.90mm Width) -40V Adjustable 8-SOIC download 0000.00.0000 1 - Negative 100mA -1.2V -37V 1 - 60dB (120Hz) Over Temperature, Short Circuit
LP8340CDTX-5.0/NOPB National Semiconductor LP8340CDTX-5.0/NOPB 0.6600
RFQ
ECAD 1 0.00000000 National Semiconductor - Bulk Obsolete 0°C ~ 125°C Surface Mount TO-252-3, DPak (2 Leads + Tab), SC-63 10V Fixed TO-252-3 download ROHS3 Compliant EAR99 8542.39.0001 2,500 100 µA 170 µA - Positive 1A 5V - 1 0.8V @ 1A 55dB (120Hz) Over Current, Over Temperature
LP2988IM-3.3/NOPB National Semiconductor LP2988IM-3.3/NOPB 0.7000
RFQ
ECAD 9575 0.00000000 National Semiconductor - Tube Obsolete -40°C ~ 125°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 16V Fixed 8-SOIC download ROHS3 Compliant EAR99 8542.39.0001 95 120 µA 3.7 mA Enable Positive 200mA 3.3V - 1 0.35V @ 200mA 65dB (1kHz) Over Current, Over Temperature, Short Circuit
LP2982IM5-2.5 National Semiconductor LP2982IM5-2.5 0.2200
RFQ
ECAD 57 0.00000000 National Semiconductor - Bulk Obsolete -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 1.4 mA Enable Positive 50mA 2.5V - 1 0.33V @ 80mA 45dB (1kHz) Over Current, Over Temperature, Short Circuit
LP2982IM5X-2.8 National Semiconductor LP2982IM5X-2.8 0.2200
RFQ
ECAD 15 0.00000000 National Semiconductor - Bulk Obsolete -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 3,000 95 µA 1.4 mA Enable Positive 50mA 2.8V - 1 0.325V @ 80mA 45dB (1kHz) Over Current, Over Temperature, Short Circuit
LP2982IM5X-5.3 National Semiconductor LP2982IM5X-5.3 0.2200
RFQ
ECAD 9 0.00000000 National Semiconductor - Bulk Obsolete -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 3,000 95 µA 1.4 mA Enable Positive 50mA 5.3V - 1 0.325V @ 80mA 45dB (1kHz) Over Current, Over Temperature, Short Circuit
LM2940J-8.0/883 National Semiconductor LM2940J-8.0/883 12.8600
RFQ
ECAD 150 0.00000000 National Semiconductor - Bulk Obsolete -55°C ~ 125°C (TJ) Through Hole 16-CDIP (0.300", 7.62mm) 26V Fixed 16-CDIP download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1 15 mA 60 mA - Positive 1A 8V - 1 0.7V @ 1A 66dB (120Hz) Over Current, Over Temperature, Reverse Polarity, Short Circuit
LP2985IBLX-285 National Semiconductor LP2985IBLX-285 0.1700
RFQ
ECAD 6 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 5-UFBGA, DSBGA 16V Fixed 5-DSBGA download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 3,000 95 µA 2.5 mA Enable Positive 150mA 2.85V - 1 0.58V @ 150mA 45dB (1kHz) Over Current, Over Temperature, Short Circuit
LM3354MM-3.3 National Semiconductor LM3354MM-3.3 -
RFQ
ECAD 1929 0.00000000 National Semiconductor - Bulk Active -40°C ~ 85°C (TA) Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 5.5V Fixed 10-VSSOP download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1,000 Step-Up/Step-Down 1 Charge Pump 1MHz Positive No 70mA 3.3V - 2.5V
LP3961ES-5.0 National Semiconductor LP3961ES-5.0 -
RFQ
ECAD 4775 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 RoHS non-compliant 3 (168 Hours) REACH Affected EAR99 8542.39.0001 1 9 mA 15 mA Enable Positive 800mA 5V - 1 0.35V @ 800mA - Over Current, Over Temperature, Short Circuit
LM340LAH-15 National Semiconductor LM340LAH-15 -
RFQ
ECAD 3053 0.00000000 National Semiconductor - Bulk Active 0°C ~ 70°C (TA) Through Hole TO-205AD, TO-39-3 Metal Can 35V Fixed TO-39-3 download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1 4.5 mA - Positive 100mA 15V - 1 - 52dB (120Hz) Over Current, Over Temperature, Short Circuit
LP3981ILD-2.83 National Semiconductor LP3981ILD-2.83 -
RFQ
ECAD 3915 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 6-WDFN Exposed Pad 6V Fixed 6-WSON (3x4) download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 120 µA 210 µA Enable Positive 300mA 2.83V - 1 0.2V @ 300mA 50dB ~ 55dB (1kHz ~ 10kHz) Over Current, Over Temperature, Short Circuit
LP3994LD-1.8 National Semiconductor LP3994LD-1.8 0.2200
RFQ
ECAD 42 0.00000000 National Semiconductor - Bulk Active -40°C ~ 85°C (TA) Surface Mount 6-WDFN Exposed Pad 5.5V Fixed 6-WSON (2.92x3.29) download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1,000 40 µA 65 µA Enable Positive 50mA 1.8V - 1 - 70dB ~ 40dB (100Hz ~ 1MHz) Over Current, Over Temperature, Short Circuit
LM3670MFX-ADJ National Semiconductor LM3670MFX-ADJ 0.6700
RFQ
ECAD 19 0.00000000 National Semiconductor - Bulk Active -40°C ~ 85°C (TA) Surface Mount SC-74A, SOT-753 5.5V Adjustable SOT-23-5 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 3,000 Step-Down 1 Buck 1MHz Positive Yes 350mA 0.5V 2.5V 2.5V
LM385AZ-1.2 National Semiconductor LM385AZ-1.2 1.5900
RFQ
ECAD 1 0.00000000 National Semiconductor LM285-1.2 Bulk Active ±2.02% 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 1.235V - 60µVrms 15 µA
  • 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