The TPS56528 is an adaptive on-time D-CAP2™mode synchronous buck converter. The TPS56528 enables system designers to complete the suite of various end-equipment power bus regulators with a cost effective, low component count, low standby current solution,it is used in S912 to replace MP8756GD-Z. (点击即可咨询芯片详细信息)
TPS56528’s Features
1、D-CAP2™ Mode Enables Fast Transient Response
2、 Low Output Ripple and Allows Ceramic Output Capacitor
3、Wide VIN Input Voltage Range: 4.5 V to 18 V
4、Output Voltage Range: 0.6 V to 7 V
5、Highly Efficient Integrated FETs Optimized for Lower Duty Cycle Applications
–68 mΩ (High Side) and 37 mΩ (Low Side)
6、High Efficiency, less than 10 μA at Shutdown
7、High Initial Bandgap Reference Accuracy
8、Pre-Biased Soft Start
9、650-kHz Switching Frequency (fSW)
10、Cycle By Cycle Over Current Limit
11、Advanced Auto-Skip Eco-mode™ for High Efficiency at Light Load
12、Power Good Output
13、Fixed Soft Start : 1.0ms
TPS56528’s Block Diagram
TPS56528’s Appliacation
Wide Range of Applications for Low Voltage
System
1、Digital TV Power Supply
2、High Definition Blu-ray Disc™ Players
3、Networking Home Terminal
4、Digital Set Top Box (STB)
TPS56528’s Typical Application Circuit
TPS56528’s Package
TPS56528’s Ordering Information