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
LM2596T-5.0/LF03 Texas Instruments DC-DC Converters TO-220-5 150kHz3A
LM2596T-5.0/NOPB Texas Instruments DC-DC Converters TO-220-5 150kHz3A
LM2596T-ADJ/LF02 Texas Instruments DC-DC Converters TO-220-5 150kHz3A
LM2596T-ADJ/NOPB Texas Instruments DC-DC Converters TO-220-5(T) 150kHz3A
LM2597 Texas Instruments DC-DC converter IC
LM2597HV Texas Instruments DC-DC converter IC
LM2597HVM-12/NOPB Texas Instruments DC-DC Converters SOIC-8 150kHz500mA
LM2597HVM-3.3/NOPB Texas Instruments DC-DC Converters SOIC-8 150kHz500mA
LM2597HVM-ADJ/NOPB Texas Instruments DC-DC Converters SOIC-8 150kHz500mA
LM2597HVMX-ADJ/NOPB Texas Instruments DC-DC Converters SOIC-8 150kHz500mA
LM2597HVN-12/NOPB Texas Instruments DC-DC Converters PDIP-8 150kHz500mA
LM2597HVN-3.3/NOPB Texas Instruments DC-DC Converters PDIP-8 150kHz500mA
LM2597HVN-5.0/NOPB Texas Instruments DC-DC Converters PDIP-8 150kHz500mA
LM2597HVN-ADJ/NOPB Texas Instruments DC-DC Converters PDIP-8 150kHz500mA
LM2597M-12/NOPB Texas Instruments DC-DC Converters SOIC-8 150kHz500mA
LM2597M-ADJ/NOPB Texas Instruments DC-DC Converters SOIC-8 150kHz500mA
LM2597MX-5.0/NOPB Texas Instruments DC-DC Converters SOIC-8 150kHz500mA
LM2597MX-ADJ/NOPB Texas Instruments DC-DC Converters SOIC-8 150kHz500mA
LM2597N-12/NOPB Texas Instruments DC-DC Converters PDIP-8 150kHz500mA
LM2597N-5.0/NOPB Texas Instruments DC-DC Converters PDIP-8 150kHz500mA
LM2597N-ADJ/NOPB Texas Instruments DC-DC Converters PDIP-8 150kHz500mA
LM2598 Texas Instruments DC-DC converter IC
LM2598S-12/NOPB Texas Instruments DC-DC Converters DDPAK(TO-263-7) 150kHz1A
LM2598S-ADJ/NOPB Texas Instruments DC-DC Converters DDPAK(TO-263-7) 150kHz1A
LM2598T-12/NOPB Texas Instruments DC-DC Converters TO-220-7 150kHz1A
LM2598T-3.3/NOPB Texas Instruments DC-DC Converters TO-220-7 150kHz1A
LM2598T-ADJ/NOPB Texas Instruments DC-DC Converters TO-220-7 150kHz1A
LM2599 Texas Instruments DC-DC converter IC
LM2599S-12/NOPB Texas Instruments DC-DC Converters DDPAK(TO-263-7) 150kHz3A
LM2599S-3.3/NOPB Texas Instruments DC-DC Converters TO-263-7 150kHz3A
LM2599S-5.0/NOPB Texas Instruments DC-DC Converters DDPAK(TO-263-7) 150kHz3A
LM2599S-ADJ/NOPB Texas Instruments DC-DC Converters DDPAK(TO-263-7) 150kHz3A
LM2599T-5.0/NOPB Texas Instruments DC-DC Converters TO-220-7 150kHz3A
LM2599T-ADJ/NOPB Texas Instruments DC-DC Converters TO-220-7 150kHz3A
LM26 Texas Instruments DC-DC converter IC
LM26001 Texas Instruments power management IC
LM26001B Texas Instruments power management IC
LM26001BMH/NOPB Texas Instruments DC-DC Converters HTSSOP-16-EP 500kHz1.5A
LM26001MXA/NOPB Texas Instruments DC-DC Converters HTSSOP-16-EP 500kHz1.5A
LM26001-Q1 Texas Instruments DC-DC converter IC
LM26001QMXA/NOPB Texas Instruments DC-DC Converters HTSSOP-16-EP 500kHz1.5A
LM26003 Texas Instruments power management IC
LM26003MH/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 500kHz3A
LM26003-Q1 Texas Instruments DC-DC converter IC
LM26003QMH/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 500kHz3A
LM2611 Texas Instruments DC-DC converter IC
LM2611AMF/NOPB Texas Instruments DC-DC Converters SOT-23-5 1.4MHz1.2A
LM2614ATL Texas Instruments Power Management - Specialized USMD-10(2.2x2.5)
LM2621 Texas Instruments DC-DC converter IC
LM2621MM/NOPB Texas Instruments DC-DC Converters VSSOP-8-0.65mm 2MHz2.85A
LM2622 Texas Instruments DC-DC converter IC
LM2623 Texas Instruments DC-DC converter IC
LM2623ALD/NOPB Texas Instruments DC-DC Converters WSON-14-EP(4x4) 2MHz2.2A
LM2623AMM/NOPB Texas Instruments DC-DC Converters VSSOP-8-0.65mm 2MHz2.2A
LM2623AMMX/NOPB Texas Instruments DC-DC Converters VSSOP-8-0.65mm 2MHz2A
LM2623-Q1 Texas Instruments DC-DC converter IC
LM2633MTD/NOPB Texas Instruments Power Management - Specialized TFSOP-48-6.1mm
LM2640 Texas Instruments DC-DC converter IC
LM26400Y Texas Instruments DC-DC converter IC
LM26400YMH/NOPB Texas Instruments DC-DC Converters HTSSOP-16-EP 520kHz2A

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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.