
TPS63020 is a high-efficiency small buck-boost power supply module. The input voltage ranges from 1.8V to 5.5V, the output current can be as high as 3A, and the efficiency is as high as 96%. It can automatically switch between buck and boost modes. The quiescent current is less than 50uA and the fixed operating frequency is 2.4mhz, can be used for all two-cell and three-cell alkaline batteries, single-cell lithium battery powered devices, ultra-small mobile PCs and MIDs, digital media players, DSCs and cameras.
Pinout:
1 x 5V TPS63020 Automatic Buck-Boost Step Up Down Power Supply Module
| Input Voltage | 1.8V to 5V (recommended input above 2V for optimal performance) |
|---|---|
| Output Voltage | 5V |
| Output Current | Capable of delivering a reliable output current of up to 3A. |
| Output formula | R3=R1 (Vout/VFB-1) |
| Typical value | VFB=500mV (2.5V: R1=82K, R3=330K; 3.3V: R1=180K, R3=1M; 4.2V: R1=3K, R3-22K; 5V: R1=110K, R3=1M) |
| Efficiency | Boasting an impressive conversion efficiency of up to 96%, ensuring efficient power management even with varying input and output voltage differentials. |
| Quiescent Current | Consumes minimal power with a static current of just 6mA, further reduced to an ultra-low 50uA in power-saving mode. |
| Switching Frequency | Operates at a fixed frequency of 2.4 MHz for consistent performance. |
| Output Ripple | Maintains low output ripple levels: 10mV (no load), 10mV (buck with 0.5A), and 30mV (boost with 0.5A). |
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