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U6513 successfully replaced CSC7131E switching power supply chip with “efficiency in the 5G era”

Posted by: Yoyokuo 2022-10-13 Comments Off on U6513 successfully replaced CSC7131E switching power supply chip with “efficiency in the 5G era”

What is the most anticipated semiconductor material in the 5G era? Everyone must be unfamiliar with this problem. In fact, semiconductors are very common in our lives. Take the product chargers we use every day as an example. Here we have switching power supply chips produced by our most common semiconductor companies. The following introduces a substitute material U6513 for the CSC7131E switching power supply chip. Youen U6513 switching power supply chip is a high-performance, low-cost primary-side control power switch with built-in high-voltage power transistors, which can provide high-precision constant voltage and constant current output performance, especially suitable for low-power offline charger applications. Using U6513 can work without abnormal sound, while ensuring excellent dynamic performance. With the integrated line loss compensation function, high performance constant voltage output performance can be obtained.

The main features of Youen U6513 switching power supply chip:

① Built-in ultra-high voltage power BTJ

② Bottom opening, primary side control, high system efficiency

③ Multi-mode primary control mode

④ Excellent dynamic response

⑤ Integrated dynamic triode drive circuit

⑥ No abnormal sound at work

⑦ Optimized EMI performance

⑧ Constant current and constant voltage adjustment rate is less than ±5%

⑨ Ultra-low standby power consumption <30mW

⑩ Programmable output line voltage drop compensation in CV mode

⑪ Built-in perfect protection function:

⑫ Output short circuit protection (FB SLP)

⑬ Cycle-by-cycle current limit protection (OCP)

⑭ Leading edge blanking (LEB)

⑮ Chip Over-Temperature Protection (OTP)

⑯ VDD overvoltage, undervoltage and clamp protection

⑰ Output overvoltage protection function (FB OVP)

⑱ SOP-7 package

The U6513 switching power supply chip integrates a variety of protection functions: such as VDD under-voltage protection (UVLO), VDD over-voltage protection (OVP), cycle-by-cycle current limiting protection (OCP), short circuit protection (FB SLP), output overvoltage protection (FB OVP), Over-Temperature Protection (OTP) and VDD Clamp, etc.

Youen U6513 switching power supply chip also integrates single-point failure protection of power supply system, in FB pull-up resistor open circuit, FB pull-down resistor open circuit, FB pull-down resistor short circuit, output diode or SR open circuit, output diode or SR short circuit, transformer winding short circuit, RCS Protection can be achieved under fault conditions such as open circuit.

The Links:   7MBR25SA120 LP150X09-A5 IGBTMODULE