TPS63802 是一款高效率、高输出电流降压/升压转换器。根据输入电压不同,当输入电压近似等于输出电压时,它会自动以升压、降压或全新的 4 周期降压/升压模式运行。在定义的阈值内进行模式切换,避免不必要的模式内切换,以减少输出电压纹波。这类器件的输出电压可在较宽输出电压范围内通过电阻式分压器进行单独调整。静态电流为 11µA,可在超小甚至空载条件下实现出色效率。
| Topology | Buck-Boost |
| Vin (min) (V) | 1.3 |
| Vin (max) (V) | 5.5 |
| Vout (max) (V) | 5.2 |
| Vout (min) (V) | 1.8 |
| Duty cycle (max) (%) | 100 |
| Features | Enable, Light Load Efficiency, Load Disconnect, Power good, Pre-Bias Start-Up, Synchronous Rectification, UVLO Fixed |
| Switch current limit (typ) (A) | 5 |
| Switching frequency (min) (kHz) | 500 |
| Switching frequency (max) (kHz) | 3100 |
| Iq (typ) (mA) | 0.011 |
| Iout (max) (A) | 2 |
| Rating | Catalog |
| Operating temperature range (°C) | -40 to 125 |
| Type | Converter |
| VSON-HR (DLA) | 10 | 6 mm² 3 x 2 |