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
LM2731XMF Texas Instruments DC-DC Converters SOT-23-5 1.6MHz1.8A
LM2731XMF/NOPB Texas Instruments DC-DC Converters SOT-23-5 1.6MHz1.8A
LM2731XMFX/NOPB Texas Instruments DC-DC Converters SOT-23-5 1.6MHz1.8A
LM2731YMFX/NOPB Texas Instruments DC-DC Converters SOT-23-5 600kHz1.8A
LM2733 Texas Instruments DC-DC converter IC
LM2733XMF/NOPB Texas Instruments DC-DC Converters SOT-23-5 1.6MHz1A
LM2733XMFX/NOPB Texas Instruments DC-DC Converters SOT-23-5 1.6MHz1A
LM2733YMF/NOPB Texas Instruments DC-DC Converters SOT-23-5 600kHz1A
LM2733YMFX/NOPB Texas Instruments DC-DC Converters SOT-23-5 600kHz1A
LM2734 Texas Instruments power management IC
LM27341 Texas Instruments power management IC
LM27341MY/NOPB Texas Instruments DC-DC Converters MSOP-10-EP 2MHz1.5A
LM2734YMK/NOPB Texas Instruments DC-DC Converters TSOT-23-6 550kHz1A
LM2735 Texas Instruments DC-DC converter IC
LM2735XMFX/NOPB Texas Instruments DC-DC Converters SOT-23-5 1.6MHz2.1A
LM2735YMF/NOPB Texas Instruments DC-DC Converters SOT-23-5 520kHz2.1A
LM2735YMFX/NOPB Texas Instruments DC-DC Converters SOT-23-5 520kHz2.1A
LM2736 Texas Instruments DC-DC converter IC
LM2736XMK/NOPB Texas Instruments DC-DC Converters TSOT-23-6 1.6MHz750mA
LM2736YMK/NOPB Texas Instruments DC-DC Converters TSOT-23-6 550kHz750mA
LM2736YMKX/NOPB Texas Instruments DC-DC Converters TSOT-23-6 550kHz750mA
LM2737 Texas Instruments DC-DC converter IC
LM2737MTC/NOPB Texas Instruments DC-DC Converters TSSOP-14 2MHz4.5V~5.5V
LM2737MTCX/NOPB Texas Instruments DC-DC Converters TSSOP-14 2MHz4.5V~5.5V
LM2738 Texas Instruments DC-DC converter IC
LM2738YMY/NOPB Texas Instruments DC-DC Converters MSOP-8-EP 550kHz1.5A
LM2738YSD Texas Instruments DC-DC Converters WSON-8(3x3) 550kHz1.5A
LM27402 Texas Instruments DC-DC converter IC
LM27402SQ/NOPB Texas Instruments DC-DC Converters WQFN-16-EP(4x4) 1.2MHz3V~20V
LM2750 Texas Instruments DC-DC converter IC
LM2750LD-ADJ/NOPB Texas Instruments DC-DC Converters WSON-10(3x3) 1.7MHz120mA
LM2750SD-5.0/NOPB Texas Instruments Charge Pumps WSON-10-EP(3.1x3.1) 1.7MHz120mA
LM2765 Texas Instruments DC-DC converter IC
LM2765M6X/NOPB Texas Instruments Charge Pumps SOT-23-6 50kHz20mA
LM2767 Texas Instruments DC-DC converter IC
LM2767M5/NOPB Texas Instruments Charge Pumps SOT-23-5 11kHz15mA
LM2767M5X/NOPB Texas Instruments DC-DC Converters SOT-23-5 11kHz15mA
LM2773 Texas Instruments DC-DC converter IC
LM2773TL/NOPB Texas Instruments DC-DC Converters DSBGA-9 1.15MHz300mA
LM2775 Texas Instruments DC-DC converter IC
LM2775DSGR Texas Instruments Charge Pumps WSON-8-EP(2x2) 2MHz200mA
LM2776 Texas Instruments DC-DC converter IC
LM27761 Texas Instruments DC-DC converter IC
LM27761DSGR Texas Instruments Charge Pumps WFDFN-8-EP(2x2) 2MHz250mA
LM27762 Texas Instruments DC-DC converter IC
LM27762DSSR Texas Instruments Charge Pumps WSON-12-EP(2x3) 2MHz250mA
LM27762DSST Texas Instruments Charge Pumps WSON-12-EP(2x3) 2MHz250mA
LM2776DBVR Texas Instruments Charge Pumps SOT-23-6 2MHz200mA
LM2776DBVT Texas Instruments Charge Pumps SOT-23-6 2MHz200mA
LM2830 Texas Instruments DC-DC converter IC
LM2830XQMF/NOPB Texas Instruments DC-DC Converters SOT-23-5 1.6MHz1A
LM2831 Texas Instruments DC-DC converter IC
LM2831XMF/NOPB Texas Instruments DC-DC Converters SOT-23-5 1.6MHz1.5A
LM2831YMF/NOPB Texas Instruments DC-DC Converters SOT-23-5 550kHz1.5A
LM2832 Texas Instruments DC-DC converter IC
LM2832XMY/NOPB Texas Instruments DC-DC Converters MSOP-8-EP 1.6MHz2A
LM2841 Texas Instruments DC-DC converter IC
LM2841XBMKX/NOPB Texas Instruments DC-DC Converters SOT-23-6 550kHz300mA
LM2841XMK-ADJL/NOPB Texas Instruments DC-DC Converters TSOT-23-6 550kHz300mA
LM2841XMKX-ADJL Texas Instruments DC-DC Converters SOT-23-6 550kHz300mA

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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.