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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 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 Current - Output / Channel Reference Type Number of Outputs Reset Current - Quiescent (Iq) Current - Supply (Max) Internal Switch(s) Topology Frequency - Switching Control Features Voltage - Supply (Max) Output Configuration Synchronous Rectifier Current - Output 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
LP2980IM5X-4.5 National Semiconductor LP2980IM5X-4.5 0.1200
RFQ
ECAD 48 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 3,000 110 µA 850 µA Enable Positive 50mA 4.5V - 1 - 63dB (1kHz) Over Current, Over Temperature, Short Circuit
LM385MX-1.2 National Semiconductor LM385MX-1.2 -
RFQ
ECAD 8796 0.00000000 National Semiconductor - Bulk Active ±2% 0°C ~ 70°C Surface Mount 8-SOIC (0.154", 3.90mm Width) LM385 - - Fixed 150ppm/°C 8-SOIC download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 2,500 Shunt 20 mA 1.235V - 60µVrms 15 µA
LM2940CS-15/NOPB National Semiconductor LM2940CS-15/NOPB 1.2600
RFQ
ECAD 569 0.00000000 National Semiconductor - Bulk Active 0°C ~ 125°C Surface Mount TO-263-4, D²Pak (3 Leads + Tab), TO-263AA 26V Fixed DDPAK/TO-263-3 download EAR99 8542.39.0001 238 10 mA 15 mA - Positive 1A 15V - 1 0.8V @ 1A 64dB (120Hz) Over Current, Over Temperature, Reverse Polarity, Short Circuit
LP3988ITL-2.85/NOPB National Semiconductor LP3988ITL-2.85/NOPB 0.2600
RFQ
ECAD 3 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 5-WFBGA, DSBGA LP3988 6V Fixed 5-DSBGA (1.41x1.08) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 250 120 µA 200 µA Enable, Power Good Positive 150mA 2.85V - 1 0.15V @ 150mA 65dB ~ 45dB (1kHz ~ 10kHz) Over Temperature, Short Circuit
LP3856ET-1.8 National Semiconductor LP3856ET-1.8 3.0400
RFQ
ECAD 270 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Through Hole TO-220-5 Formed Leads 7V Fixed TO-220-5 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 10 mA 10 mA Enable, Error Flag Positive 3A 1.8V - 1 - 73dB ~ 57dB (120Hz) Over Current, Over Temperature, Short Circuit
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
LM4128CQ1MF3.0 National Semiconductor LM4128CQ1MF3.0 -
RFQ
ECAD 1393 0.00000000 National Semiconductor Automotive, AEC-Q100 Bulk Active ±0.5% -40°C ~ 125°C (TJ) Surface Mount SC-74A, SOT-753 LM4128 100µA 3.4V ~ 5.5V Fixed 100ppm/°C SOT-23-5 download Vendor Undefined REACH Affected 2156-LM4128CQ1MF3.0-14 0000.00.0000 1 Series 20 mA 3V 285µVp-p -
LP2981AIBP-2.5 National Semiconductor LP2981AIBP-2.5 0.2200
RFQ
ECAD 3 0.00000000 National Semiconductor - Bulk Obsolete -40°C ~ 125°C Surface Mount 5-VFBGA 16V Fixed 5-µSMD (0.93x1.11) download RoHS non-compliant EAR99 8542.39.0001 250 95 µA 1.7 mA Enable Positive 100mA 2.5V - 1 0.37V @ 100mA 63dB (1kHz) Over Current, Over Temperature, Short Circuit
LP3985IM5-3.2/NOPB National Semiconductor LP3985IM5-3.2/NOPB -
RFQ
ECAD 8406 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount SC-74A, SOT-753 6V Fixed SOT-23-5 download EAR99 8542.39.0001 1 150 µA 250 µA Enable Positive 150mA 3.2V - 1 0.1V @ 150mA 50dB ~ 40dB (1kHz ~ 10kHz) Over Current, Over Temperature, Short Circuit
LM140LAH-12 National Semiconductor LM140LAH-12 15.7400
RFQ
ECAD 225 0.00000000 National Semiconductor - Bulk Active -55°C ~ 125°C Through Hole TO-205AD, TO-39-3 Metal Can 35V Fixed TO-39-3 download EAR99 8542.39.0001 20 3 mA 4.5 mA - Positive 100mA 12V - 1 2V @ 1A 72dB (120Hz) Over Temperature, Short Circuit
LM2598SX-5.0/NOPB National Semiconductor LM2598SX-5.0/NOPB -
RFQ
ECAD 1457 0.00000000 National Semiconductor * Bulk Active - RoHS non-compliant Vendor Undefined 2156-LM2598SX-5.0/NOPB-14 1
LM8801TMX-2.9/NOPB National Semiconductor LM8801TMX-2.9/NOPB 0.6900
RFQ
ECAD 103 0.00000000 National Semiconductor - Bulk Active -30°C ~ 85°C (TA) Surface Mount 6-WFBGA, DSBGA 5.5V Fixed 6-DSBGA (1.44x1.16) download EAR99 8542.39.0001 1 Step-Down 1 Buck 6MHz Positive Yes 600mA 2.9V - 2.3V
LM4132DMF-3.0/NOPB National Semiconductor LM4132DMF-3.0/NOPB 1.9000
RFQ
ECAD 77 0.00000000 National Semiconductor - Bulk Active ±0.4% -40°C ~ 125°C (TJ) Surface Mount SC-74A, SOT-753 LM4132 100µA 3.4V ~ 5.5V Fixed 20ppm/°C SOT-23-5 download EAR99 8542.39.0001 1 Series 20 mA 3V 285µVp-p -
LP2981AIM5-2.7/NOPB National Semiconductor LP2981AIM5-2.7/NOPB 0.3100
RFQ
ECAD 9863 0.00000000 National Semiconductor - Bulk Obsolete -40°C ~ 125°C Surface Mount SC-74A, SOT-753 16V Fixed SOT-23-5 download ROHS3 Compliant EAR99 8542.39.0001 1,000 95 µA 1.7 mA Enable Positive 100mA 2.7V - 1 0.37V @ 100mA 63dB (1kHz) Over Current, Over Temperature, Short Circuit
LMS1585ACS-3.3 National Semiconductor LMS1585ACS-3.3 -
RFQ
ECAD 5828 0.00000000 National Semiconductor - Bulk Active 0°C ~ 125°C Surface Mount TO-263-4, D²Pak (3 Leads + Tab), TO-263AA LMS1585 13V Fixed DDPAK/TO-263-3 - RoHS non-compliant 3 (168 Hours) REACH Affected EAR99 8542.39.0001 1 7 mA 13 mA - Positive 5A 3.3V - 1 1.4V @ 5A 72dB (120Hz) Over Current, Over Temperature
LM810M3-4.00/NOPB National Semiconductor LM810M3-4.00/NOPB -
RFQ
ECAD 4049 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 ROHS3 Compliant EAR99 8542.39.0001 1 Active High 1 4V 140ms Minimum
LP3891EMR-1.8 National Semiconductor LP3891EMR-1.8 0.8400
RFQ
ECAD 2363 0.00000000 National Semiconductor - Bulk Obsolete -40°C ~ 125°C Surface Mount 8-PowerSOIC (0.154", 3.90mm Width) 5.5V Fixed 8-SO PowerPad download EAR99 8542.39.0001 1 30 µA 8 mA Enable Positive 800mA 1.8V - 1 0.43V @ 800mA 80dB ~ 65dB (120Hz ~ 1kHz) Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
LP2953IM National Semiconductor LP2953IM 1.8300
RFQ
ECAD 2 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 16-SOIC (0.154", 3.90mm Width) LP2953 30V Adjustable (Fixed) 16-SOIC download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 170 µA 33 mA Enable Positive 250mA 1.23V (5V) 29V 1 0.8V @ 250mA - Over Current, Over Temperature, Reverse Polarity
LP3906SQ-PPXP/NOPB-NS National Semiconductor LP3906SQ-PPXP/NOPB-NS -
RFQ
ECAD 8928 0.00000000 National Semiconductor - Bulk Active -40°C ~ 85°C (TA) Digital Cores Surface Mount 24-WFQFN Exposed Pad LP3906 60µA 2.7V ~ 5.5V 24-WQFN (4x5) - ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 250
LP2987IM-5.0 National Semiconductor LP2987IM-5.0 1.0500
RFQ
ECAD 3 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 8-SOIC (0.154", 3.90mm Width) LP2987 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 5V - 1 0.35V @ 200mA 65dB (1kHz) Over Current, Over Temperature, Short Circuit
LM2574HVM-ADJ/NOPB National Semiconductor LM2574HVM-ADJ/NOPB 2.7700
RFQ
ECAD 203 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Surface Mount 14-SOIC (0.295", 7.50mm Width) LM2574 60V Adjustable 14-SOIC download EAR99 8542.39.0001 109 Step-Down 1 Buck 52kHz Positive No 500mA 1.23V 37V 4V
LM2595T-ADJ/NOPB National Semiconductor LM2595T-ADJ/NOPB -
RFQ
ECAD 1648 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Through Hole TO-220-5 Formed Leads 40V Adjustable TO-220-5 download EAR99 8542.39.0001 1 Step-Down 1 Buck 150kHz Positive No 1A 1.2V 37V 4.5V
LP38502TJ-ADJ/NOPB National Semiconductor LP38502TJ-ADJ/NOPB 1.1200
RFQ
ECAD 6 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount TO-263-5 Thin 5.5V Adjustable TO-263-5 Thin download EAR99 8542.39.0001 268 15 µA 4 mA Enable Positive 1.5A 0.6V 5V 1 0.37 @ 1.5A 58dB ~ 56dB (120Hz ~ 1kHz) Over Current, Over Temperature, Short Circuit
LP5527TL/NOPB National Semiconductor LP5527TL/NOPB 2.3500
RFQ
ECAD 3 0.00000000 National Semiconductor - Bulk Active -30°C ~ 85°C (TA) Backlight, Camera Flash Surface Mount 30-WFBGA DC DC Regulator LP5527 1MHz ~ 2MHz 30-TuSMD download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 250 1.7A (Switch) 5 Yes Step-Up (Boost) 5.5V - 3V 5V
LP2980AIM5X-3.6/NOPB National Semiconductor LP2980AIM5X-3.6/NOPB 0.2200
RFQ
ECAD 51 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount SC-74A, SOT-753 16V Fixed TSOT-23-5 download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 3,000 110 µA 850 µA Enable Positive 50mA 3.6V - 1 - 63dB (1kHz) Over Current, Over Temperature, Short Circuit
LM340SX-12 National Semiconductor LM340SX-12 0.6400
RFQ
ECAD 482 0.00000000 National Semiconductor - Bulk Active 0°C ~ 125°C (TA) Surface Mount TO-263-4, D²Pak (3 Leads + Tab), TO-263AA 35V Fixed DDPAK/TO-263-3 download RoHS non-compliant 3 (168 Hours) REACH Affected EAR99 8542.39.0001 500 8 mA - Positive 1A 12V - 1 2V @ 1A 80dB (120Hz) Over Current, Over Temperature, Short Circuit
LM2598S-3.3/NOPB National Semiconductor LM2598S-3.3/NOPB 2.3800
RFQ
ECAD 13 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Surface Mount TO-263-8, D²Pak (7 Leads + Tab), TO-263CA LM2598 40V Fixed DDPAK/TO-263-7 download EAR99 8542.39.0001 126 Step-Down 1 Buck 150kHz Positive No 1A 3.3V - 4.5V
LM317T/NOPB National Semiconductor LM317T/NOPB -
RFQ
ECAD 4200 0.00000000 National Semiconductor - Bulk Active 0°C ~ 125°C Through Hole TO-220-3 LM317 37V Adjustable TO-220-3 download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1 - Positive 1.5A 1.25V 37V 1 - 64dB (120Hz) Over Current, Over Temperature, Short Circuit
LM2734YMK National Semiconductor LM2734YMK 3.0800
RFQ
ECAD 4 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount SOT-23-6 Thin, TSOT-23-6 20V Adjustable TSOT-23-6 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1,000 Step-Down 1 Buck 550kHz Positive No 1A 0.8V 18V 3V
LM2676SX-5.0/NOPB National Semiconductor LM2676SX-5.0/NOPB -
RFQ
ECAD 2495 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 EAR99 8542.39.0001 1 Step-Down 1 Buck 260kHz Positive No 3A 5V - 8V
  • 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