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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 Base Product Number Current - Supply Voltage - Input Voltage - Input (Max) Output Type Temperature Coefficient 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 Current - Quiescent (Iq) Current - Supply (Max) Topology Frequency - Switching Control Features Output Configuration Synchronous Rectifier Current - Output 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
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
LM2598S-12/NOPB National Semiconductor LM2598S-12/NOPB -
RFQ
ECAD 1478 0.00000000 National Semiconductor * Bulk Active - RoHS non-compliant Vendor Undefined 2156-LM2598S-12/NOPB-14 1
LM2594HVN-12/NOPB National Semiconductor LM2594HVN-12/NOPB -
RFQ
ECAD 2822 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Through Hole 8-DIP (0.300", 7.62mm) 60V Fixed 8-PDIP download 0000.00.0000 1 Step-Down 1 Buck 150kHz Positive No 500mA 12V - 4.5V
LM385MX-1.2/NOPB National Semiconductor LM385MX-1.2/NOPB -
RFQ
ECAD 6966 0.00000000 National Semiconductor - Bulk Active -2.43%, +2.02% 0°C ~ 70°C (TA) Surface Mount 8-SOIC (0.154", 3.90mm Width) LM385 - - Fixed 150ppm/°C 8-SOIC download 0000.00.0000 1 Shunt 20 mA 1.235V - 60µVrms 15 µA
LM5031SD National Semiconductor LM5031SD 0.7600
RFQ
ECAD 1 0.00000000 National Semiconductor * Bulk Active LM5031 - Not applicable 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1,000
LM22678TJ-ADJ/NOPB National Semiconductor LM22678TJ-ADJ/NOPB -
RFQ
ECAD 8997 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Surface Mount TO-263-7 Thin 42V Adjustable TO-263-7 Thin download EAR99 8542.39.0001 1 Step-Down 1 Buck 500kHz Positive No 5A 1.285V 37V 4.5V
LP2985ITLX-1.8/NOPB National Semiconductor LP2985ITLX-1.8/NOPB -
RFQ
ECAD 2293 0.00000000 National Semiconductor * Bulk Active download Vendor Undefined REACH Unaffected 2156-LP2985ITLX-1.8/NOPB-14 1
LM2673SD-5.0 National Semiconductor LM2673SD-5.0 2.4800
RFQ
ECAD 388 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Surface Mount 14-VDFN Exposed Pad 40V Fixed 14-VSON (5x6) - RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 250 Step-Down 1 Buck 260kHz Positive No 3A 5V - 8V
LM79L15ACM-NS National Semiconductor LM79L15ACM-NS 0.5200
RFQ
ECAD 6 0.00000000 National Semiconductor - Bulk Active 0°C ~ 70°C (TA) Surface Mount 8-SOIC (0.154", 3.90mm Width) -35V Fixed 8-SOIC download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 1 6 mA - Negative 100mA -15V - 1 - 50dB (120Hz) Over Temperature, Short Circuit
LM2679S-3.3-NS National Semiconductor LM2679S-3.3-NS -
RFQ
ECAD 5545 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 RoHS non-compliant 3 (168 Hours) REACH Affected EAR99 8542.39.0001 1 Step-Down 1 Buck 260kHz Positive No 5A 3.3V - 8V
LP2980IBP-5.0 National Semiconductor LP2980IBP-5.0 0.2700
RFQ
ECAD 2 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 5-VFBGA 16V Fixed 5-µSMD (0.93x1.11) download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 250 95 µA 1.2 mA Enable Positive 50mA 5V - 1 0.22V @ 50mA 63dB (1kHz) Over Current, Over Temperature, Short Circuit
LM4040CIM3-10.0/NOPB National Semiconductor LM4040CIM3-10.0/NOPB -
RFQ
ECAD 5400 0.00000000 National Semiconductor * Bulk Active - RoHS non-compliant Vendor Undefined 2156-LM4040CIM3-10.0/NOPB-14 1
LM2679S-3.3 National Semiconductor LM2679S-3.3 5.3200
RFQ
ECAD 83 0.00000000 National Semiconductor * Bulk Active download Vendor Undefined REACH Affected 2156-LM2679S-3.3-14 1
LM2674LDX-5.0 National Semiconductor LM2674LDX-5.0 1.6000
RFQ
ECAD 1 0.00000000 National Semiconductor SIMPLE SWITCHER® Bulk Active -40°C ~ 125°C (TJ) Surface Mount 16-WFDFN Exposed Pad LM2674 40V Fixed 16-WSON (5x5) download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 4,500 Step-Down 1 Buck 260kHz Positive No 500mA 5V - 6.5V
LP38690SDX-2.5 National Semiconductor LP38690SDX-2.5 0.7200
RFQ
ECAD 4 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount 6-WDFN Exposed Pad 10V Fixed 6-WSON (3x3) download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 4,500 100 µA - Positive 1A 2.5V - 1 1.3V @ 1A 55dB (120Hz) Over Temperature
LP5990TM-1.8 National Semiconductor LP5990TM-1.8 -
RFQ
ECAD 3835 0.00000000 National Semiconductor - Bulk Active -40°C ~ 85°C Surface Mount 4-WFBGA, DSBGA 5.5V Fixed 4-DSBGA download EAR99 8542.39.0001 1 75 µA Enable Positive 200mA 1.8V - 1 0.25V @ 200mA 55dB (10kHz) Over Current, Over Temperature, Short Circuit
LP5904TMX-3.4/NOPB National Semiconductor LP5904TMX-3.4/NOPB 0.2700
RFQ
ECAD 6 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C (TJ) Surface Mount 4-WFBGA, DSBGA 5.5V Fixed 4-DSBGA (0.9x0.9) download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 3,000 20 µA 325 µA Enable Positive 200mA 3.4V - 1 0.15V @ 200mA 88dB ~ 30dB (100Hz ~ 2MHz) Over Temperature, Short Circuit
LP5990TMX-1.2/NOPB National Semiconductor LP5990TMX-1.2/NOPB 0.3200
RFQ
ECAD 3 0.00000000 National Semiconductor - Bulk Active -40°C ~ 85°C Surface Mount 4-WFBGA, DSBGA 5.5V Fixed 4-DSBGA (0.9x0.9) download EAR99 8542.39.0001 944 75 µA Enable Positive 200mA 1.2V - 1 0.25V @ 200mA 55dB (10kHz) Over Current, Over Temperature, Short Circuit
LMV431CM5X National Semiconductor LMV431CM5X 0.2200
RFQ
ECAD 6 0.00000000 National Semiconductor - Bulk Active ±1.5% 0°C ~ 70°C (TA) Surface Mount SC-74A, SOT-753 LMV431 - - Adjustable - SOT-23-5 download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 3,000 Shunt 15 mA 1.24V - - 80 µA 30 V
LMS1587CS-1.5/J7001774 National Semiconductor LMS1587CS-1.5/J7001774 -
RFQ
ECAD 1460 0.00000000 National Semiconductor * Bulk Active - Not applicable 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1
LM1117MPX-2.5 National Semiconductor LM1117MPX-2.5 -
RFQ
ECAD 4714 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 2.5V - 1 1.2V @ 800mA 75dB (120Hz) Over Current, Over Temperature
LM185H-2.5-SMD National Semiconductor LM185H-2.5-SMD -
RFQ
ECAD 8057 0.00000000 National Semiconductor LM185-2.5QML Bulk Active ±1.5% -55°C ~ 125°C (TA) Through Hole TO-46-2 Metal Can LM185 - - Fixed 150ppm/°C TO-46-2, Metal Can download EAR99 8542.39.0001 1 Shunt 20 mA 2.5V - - 20 µA
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
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
LP3883ES-1.2 National Semiconductor LP3883ES-1.2 -
RFQ
ECAD 4178 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount TO-263-6, D²Pak (5 Leads + Tab), TO-263BA LP3883 5.5V Fixed DDPAK/TO-263-5 - RoHS non-compliant 3 (168 Hours) REACH Affected EAR99 8542.39.0001 1 30 µA 8 mA Enable Positive 3A 1.2V - 1 0.42V @ 3A 80dB ~ 65dB (120Hz ~ 1kHz) Over Current, Over Temperature, Short Circuit
LM3243TMX/NOPB National Semiconductor LM3243TMX/NOPB 0.5400
RFQ
ECAD 1 0.00000000 National Semiconductor - Bulk Active -30°C ~ 90°C Cellular Surface Mount 16-WFBGA, DSBGA LM3243 - 2.7V ~ 5.5V 16-DSBGA download EAR99 8542.39.0001 557
LP2967IBP-2533 National Semiconductor LP2967IBP-2533 0.9300
RFQ
ECAD 500 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Surface Mount 8-VFBGA 16V Fixed 8-uSMD download RoHS non-compliant 1 (Unlimited) REACH Affected EAR99 8542.39.0001 250 300 µA 5 mA Enable Positive 150mA 2.5V, 3.3V - 2 0.42V @ 150mA 52dB ~ 70dB (120Hz ~ 1MHz) Over Current, Over Temperature, Short Circuit
LP38856T-0.8/NOPB National Semiconductor LP38856T-0.8/NOPB 1.8100
RFQ
ECAD 178 0.00000000 National Semiconductor - Bulk Active -40°C ~ 125°C Through Hole TO-220-5 Formed Leads LP38856 5.5V Fixed TO-220-5 download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1 300 µA 15 mA Enable Positive 3A 0.8V - 1 0.45V @ 3A 80dB ~ 65dB (120Hz ~ 1kHz) Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
LM4040DIM-4.1 National Semiconductor LM4040DIM-4.1 -
RFQ
ECAD 9482 0.00000000 National Semiconductor - Bulk Active ±1% -25°C ~ 85°C (TA) Surface Mount 8-SOIC (0.154", 3.90mm Width) LM4040 - - Fixed ±150ppm/°C 8-SOIC download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1 Shunt 25 mA 4.096V - 80µVrms 88 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