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367 pcs
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367 pcs | On Request | 1 | On Request | On Request | N/A | On Request | On Request |
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| SVHC Present |
The UCC2813PW-0 from Texas Instruments is a high-speed, low-power integrated circuit designed for off-line and DC-to-DC fixed-frequency current-mode switching power supplies. This device operates as a current mode PWM controller with a maximum switching frequency of 1MHz and a 100% maximum duty cycle.
Key features include adjustable switching frequency, current limiting, dead time control, an error amplifier, fixed frequency operation, leading-edge blanking, multi-topology support, and internal soft start. It offers a typical starting supply current of 100µA and an operating supply current of 500µA. The device provides a 1A totem-pole output and a fast response time from current-sense to gate-drive output of 70ns.
Available in TSSOP (PW) and SOIC (D) packages, the UCC2813PW-0 is suitable for various power supply designs requiring efficient and reliable control. Its pinout is compatible with UCC3802, UC3842, and UC3842A families, offering design flexibility.
The maximum switching frequency is 1MHz.
The output current is 1A.
It supports boost, flyback, and forward topologies.
The UVLO voltage is 7.2V (turn-on) and 6.9V (turn-off).
The UCC2813PW-0 is available in TSSOP-14 (PW) and SOIC-14 (D) packages.
The typical operating supply current is 500µA.
The voltage reference tolerance is 1.5%.