National Semiconductor part numbers

National Semiconductor (LM op amps and regulators, LMV/LMH/LMP amplifiers, LP power ICs, DS90 LVDS, DP83 Ethernet PHYs, ADC08/ADC12 converters) was acquired by Texas Instruments in 2011.

National Semiconductor is now Texas Instruments (2011). We quote National Semiconductor parts — current, obsolete and end-of-life — and parts that carry older National Semiconductor markings. See also all Texas Instruments part numbers.

5,372 National Semiconductor heritage part numbers

Part-number families from National Semiconductor, listed under their current manufacturer.

Part numberManufacturerTypePackageKey specs
LMR12010 Texas Instruments DC-DC converter IC
LMR12010XMK/NOPB Texas Instruments DC-DC Converters SOT-23-6 1.6MHz1A
LMR12010XMKX/NOPB Texas Instruments DC-DC Converters SOT-23-THIN-6 1.6MHz1A
LMR12015 Texas Instruments power management IC
LMR12015XSD/NOPB Texas Instruments DC-DC Converters WSON-10-EP(3x3) 2MHz1.5A
LMR12020 Texas Instruments AC-DC controller IC
LMR12020XSD/NOPB Texas Instruments AC-DC Controllers And Regulators WSON-10-EP(3.1x3.1) 2MHz, 1MHz~2.35MHz2A
LMR14006 Texas Instruments DC-DC converter IC
LMR14006XDDCR Texas Instruments DC-DC Converters TSOT-23-6 1.1MHz600mA
LMR14006XDDCT Texas Instruments DC-DC Converters TSOT-23-6 1.1MHz600mA
LMR14006YDDCR Texas Instruments DC-DC Converters TSOT-23-6 2.1MHz600mA
LMR14010A Texas Instruments DC-DC converter IC
LMR14010ADDCR Texas Instruments DC-DC Converters SOT-23-6 850kHz1A
LMR14020 Texas Instruments DC-DC converter IC
LMR14020-Q1 Texas Instruments DC-DC converter IC
LMR14020SDDA Texas Instruments DC-DC Converters ESOP-8 2.5MHz2A
LMR14020SDDAR Texas Instruments DC-DC Converters HSOP-8-EP 2.5MHz2A
LMR14020SQDDAQ1 Texas Instruments DC-DC Converters SO-8 2.5MHz2A
LMR14020SQDDARQ1 Texas Instruments DC-DC Converters HSOIC-8 2.5MHz2A
LMR14020SSQDDARQ1 Texas Instruments DC-DC Converters SOP-8-EP 2.5MHz2A
LMR14030 Texas Instruments DC-DC converter IC
LMR14030-Q1 Texas Instruments DC-DC converter IC
LMR14030SDDA Texas Instruments DC-DC Converters SO-8-EP 2.5MHz3.5A
LMR14030SDDAR Texas Instruments DC-DC Converters SO-8-EP 2.5MHz3.5A
LMR14030SQDDARQ1 Texas Instruments DC-DC Converters SO-8 2.5MHz3.5A
LMR14030SSQDDARQ1 Texas Instruments DC-DC Converters SOIC-8-EP 2.5MHz3.5A
LMR14050 Texas Instruments power management IC
LMR14050-Q1 Texas Instruments DC-DC converter IC
LMR14050QDPRTQ1 Texas Instruments AC-DC Controllers & Regulators WSON-10-EP(4x4) 200kHz~2.5MHz5A
LMR14050SDDA Texas Instruments DC-DC Converters SOP-8-EP 2.5MHz5A
LMR14050SDDAR Texas Instruments DC-DC Converters SOIC-8-EP 2.5MHz5A
LMR14050SSQDDAQ1 Texas Instruments DC-DC Converters SO-8 2.5MHz5A
LMR14203 Texas Instruments DC-DC converter IC
LMR14203XMK/NOPB Texas Instruments DC-DC Converters SOT-23-6 1.25MHz300mA
LMR14203XMKX Texas Instruments DC-DC Converters SOT-23-6 Step-down typeBuilt-in
LMR14203XMKX/NOPB Texas Instruments DC-DC Converters SOT-23-6 1.25MHz300mA
LMR14206 Texas Instruments DC-DC converter IC
LMR14206XMKX/NOPB Texas Instruments DC-DC Converters SOT-23-6 1.25MHz600mA
LMR16006 Texas Instruments DC-DC converter IC
LMR16006XDDCR Texas Instruments DC-DC Converters SOT-6 700kHz600mA
LMR16006YDDCR Texas Instruments DC-DC Converters SOT-23-6 2.1MHz600mA
LMR16006Y-Q1 Texas Instruments DC-DC converter IC
LMR16006YQ5DDCRQ1 Texas Instruments DC-DC Converters TSOT-23-6 1.785MHz~2.415MHz600mA
LMR16006YQDDCRQ1 Texas Instruments DC-DC Converters SOT-23-THIN-6 1.785MHz~2.415MHz600mA
LMR16010 Texas Instruments DC-DC converter IC
LMR16010PDDA Texas Instruments DC-DC Converters SO-8-EP 2.5MHz1A
LMR16010PDDAR Texas Instruments DC-DC Converters SO-8 2.5MHz1A
LMR16020 Texas Instruments DC-DC converter IC
LMR16020PDDAR Texas Instruments DC-DC Converters SOIC-8-EP 2.5MHz2A
LMR16030 Texas Instruments DC-DC converter IC
LMR16030PDDA Texas Instruments DC-DC Converters SO-8 2.5MHz3A
LMR16030PDDAR Texas Instruments DC-DC Converters HSOIC-8 2.5MHz3A
LMR16030SDDA Texas Instruments DC-DC Converters SOPowerPAD-8 2.5MHz3A
LMR16030SDDAR Texas Instruments DC-DC Converters SO-8-EP 2.5MHz3A
LMR23610 Texas Instruments DC-DC converter IC
LMR23610ADDA Texas Instruments DC-DC Converters SO-8-EP 400kHz1A
LMR23610ADDAR Texas Instruments DC-DC Converters SO-8-EP 400kHz1A
LMR23610AQDDAQ1 Texas Instruments DC-DC Converters SOPowerPAD-8 400kHz1A
LMR23610-Q1 Texas Instruments DC-DC converter IC
LMR23615 Texas Instruments DC-DC converter IC

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Frequently asked questions

Is National Semiconductor still in business?

National Semiconductor (LM op amps and regulators, LMV/LMH/LMP amplifiers, LP power ICs, DS90 LVDS, DP83 Ethernet PHYs, ADC08/ADC12 converters) was acquired by Texas Instruments in 2011.

Can I still buy National Semiconductor parts?

Yes. PartnerSemi quotes National Semiconductor part numbers, including obsolete and end-of-life parts and parts with old National Semiconductor markings. Send the part number and quantity; we reply with price, lead time, date code and origin. We are an independent distributor, not an authorized National Semiconductor or Texas Instruments distributor.

PartnerSemi is not affiliated with National Semiconductor or Texas Instruments. Brand names are used to identify parts only.