TPS54294 Reference Design Circuit | Buck Converter Application Circuit

The TPS54294 is a dual, adaptive turn-on-time D-CAP2TM mode synchronous buck converter that enables system designers to implement a wide range of end devices with cost-effective, low component count, and low standby current solutions. Power bus regulator set. This article mainly introduces the TPS54294 features, application range, reference design circuit and circuit analysis to help you shorten the design time.

TPS54294 features: D-CAP2 control mode; wide input voltage range: 4.5V to 18V; output voltage range: 0.76V to 7.0V; high initial reference accuracy

Typical application range of TPS54294: digital TV power supply; networked home terminal equipment; digital set-top box (STB); DVD player/recorder; game console and other equipment

TPS54294 reference design application circuit:

Figure 1 TPS54294 internal structure diagram

The TPS54294 enables system designers to complete the suite of various end equipment's power bus regulators with a cost effective, low component count, and low standby current solution. The TPS54294 is a system of the power bus regulators with a cost effective, low component count, and low standby current solution.

Figure 2 TPS54294 reference design

The TPS2294 is a 2A/2A dual synchronous step-down (buck) converter with two integrated N-channel MOSFETs for each channel. It operates using D-CAP2TM control mode. The fast transient response of D-CAP2TM control reduces the required output Capable to meet a specific level of performance. Proprietary internal circuitry allows the use of low ESR output capacitors including ceramic and special polymer types.

TPS54294 Chinese data sheet: Click to download

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