TPS7A8300参考设计电路|低压差稳压器应用电路
TPS7A8300特性:超低压降:2A时的最大值为125mV;输出电压噪声:6µVRMS;可编程软启动输出;电源正常(PG)输出
TPS7A8300典型应用范围:射频(RF),IF组件;无线基础设施;测试和测量;仪器仪表、医疗和音频
TPS7A8300参考设计应用电路:
图1TPS7A8300内部结构图
TheTPS7A8300 is a low-noise (6 µVRMS), low-dropout voltage regulator (LDO) capable of sourcing a 2-A load with only 125 mV of maximum dropout.The TPS7A8300 output voltages are fully user-adjustable (up to 3.95 V) using a printed circuit board (PCB) layout without the need of external resistors or feed-forward capacitors, thus reducing overall component count.
图2TPS7A8300参考设计图
TheTPS7A8300 does not require external resistors to set output voltage, which is typical of low-dropout voltage regulators (LDOs), but uses device pins 5, 6, 7, 9, 10, and 11 to program the regulated output voltage. Each pin is either connected to ground (active) or is left open (or floating).
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