Unitrode part numbers

Unitrode (UC/UCC PWM controllers and gate drivers) was acquired by Texas Instruments in 1999.

Unitrode is now Texas Instruments (1999). We quote Unitrode parts — current, obsolete and end-of-life — and parts that carry older Unitrode markings. See also all Texas Instruments part numbers.

860 Unitrode heritage part numbers

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

Part numberManufacturerTypePackageKey specs
UC2843DTR Texas Instruments AC-DC Controllers And Regulators SOIC-14
UC2843N Texas Instruments AC-DC Controllers And Regulators DIP-8 500kHz200mA
UC2844 Texas Instruments AC-DC controller IC
UC2844A Texas Instruments AC-DC controller IC
UC2844AD8TR Texas Instruments AC-DC Controllers And Regulators SOIC-8 26kHz1A
UC2844AN Texas Instruments AC-DC Controllers And Regulators DIP-8 500kHz11V~30V
UC2844AQ Texas Instruments AC-DC controller IC
UC2844AQD8R Texas Instruments AC-DC Controllers And Regulators SOIC-8 500kHz1A
UC2844D8TR Texas Instruments AC-DC Controllers And Regulators SOIC-8 100kHz~500kHz200mA
UC2844N Texas Instruments AC-DC Controllers And Regulators DIP-8 500kHz200mA
UC2845 Texas Instruments AC-DC controller IC
UC2845A Texas Instruments AC-DC controller IC
UC2845AD8 Texas Instruments AC-DC Controllers And Regulators SOIC-8 500kHz1A
UC2845AD8TR Texas Instruments AC-DC Controllers And Regulators SOIC-8 500kHz1A
UC2845AQ Texas Instruments AC-DC controller IC
UC2845AQD8R Texas Instruments AC-DC Controllers And Regulators SOIC-8 1A7V~30V
UC2845D8TR Texas Instruments AC-DC Controllers And Regulators SOIC-8 100kHz~500kHz200mA
UC2846 Texas Instruments AC-DC controller IC
UC2846DWTR Texas Instruments AC-DC Controllers And Regulators SOIC-16-300mil 500mA5.1V
UC2846N Texas Instruments AC-DC Controllers And Regulators PDIP-16 39kHz~47kHz500mA
UC285 Texas Instruments AC-DC controller IC
UC2856 Texas Instruments AC-DC controller IC
UC2856DW Texas Instruments AC-DC Controllers And Regulators SOIC-16-300mil 200kHz7V~40V
UC2902 Texas Instruments battery management IC
UC2902D Texas Instruments Battery Management SOIC-8 2.7V~20V-40°C~+85°C
UC2906 Texas Instruments power management IC
UC2906N Texas Instruments Battery Management ICs PDIP-16 1.6mANot supported
UC2907 Texas Instruments battery management IC
UC2907DW Texas Instruments Battery Management SOIC-16-300mil
UC3524 Texas Instruments AC-DC controller IC
UC3524A Texas Instruments AC-DC controller IC
UC3524ADW Texas Instruments AC-DC Controllers And Regulators SOIC-16-300mil 500kHz200mA
UC3524DTR Texas Instruments AC-DC Controllers And Regulators SOIC-16 120Hz~500kHz8V~40V
UC3525A Texas Instruments power management IC
UC3525ADWTR Texas Instruments DC-DC Controllers SOIC-16-300mil 100Hz~400kHz100mA
UC3525AN Texas Instruments DC-DC Converters PDIP-16 400kHz8V~35V
UC3526 Texas Instruments DC-DC converter IC
UC3526A Texas Instruments DC-DC converter IC
UC3526AN Texas Instruments DC-DC Converters DIP-18 600kHz100mA
UC3573 Texas Instruments DC-DC converter IC
UC3573D Texas Instruments DC-DC Converters SOIC-8 100kHz4.75V~30V
UC3637 Texas Instruments driver IC
UC3637N Texas Instruments Brushed DC Motor Drivers PDIP-18 100mA2.5V~20V
UC3638 Texas Instruments power management IC
UC3638DW Texas Instruments Motor Driver ICs SOIC-20-300mil Support0°C~+70°C
UC3705 Texas Instruments driver IC
UC3705N Texas Instruments Gate Drivers PDIP-8 5V~40V1.5A
UC3709 Texas Instruments driver IC
UC3709N Texas Instruments Gate Drivers PDIP-8 5V~40V1.5A
UC382 Texas Instruments AC-DC controller IC
UC3823 Texas Instruments AC-DC controller IC
UC3823DW Texas Instruments AC-DC Controllers And Regulators SOIC-16-300mil 1MHz8.4V~30V
UC3823DWTR Texas Instruments AC-DC Controllers And Regulators SOIC-16-300mil 1MHz8.4V~30V
UC3825 Texas Instruments DC-DC converter IC
UC3825A Texas Instruments DC-DC converter IC
UC3825ADWTR Texas Instruments DC-DC Converters SOIC-16-300mil 400kHz2A
UC3825DW Texas Instruments DC-DC Converters SOIC-16-300mil 360kHz~440kHz1.5A
UC3825DWTR Texas Instruments AC-DC Controllers And Regulators SOIC-16-300mil 0°C~+70°C
UC3825N Texas Instruments AC-DC Controllers And Regulators DIP-16 0.5A0°C~+70°C
UC3825Q Texas Instruments DC-DC Converters PLCC-20(9x9) 460kHz8.4V~30V

Request a quote for Unitrode parts

Not listed? Most older Unitrode part numbers are not in any online catalog. Send them anyway.

We reply by email, usually within one business day. Your details are used only to handle this request (privacy).

Frequently asked questions

Is Unitrode still in business?

Unitrode (UC/UCC PWM controllers and gate drivers) was acquired by Texas Instruments in 1999.

Can I still buy Unitrode parts?

Yes. PartnerSemi quotes Unitrode part numbers, including obsolete and end-of-life parts and parts with old Unitrode 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 Unitrode or Texas Instruments distributor.

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