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The TPS65194RGER from Texas Instruments is a highly integrated power management IC designed for applications requiring multiple voltage rails. It operates from an input voltage range of 4.5V to 15V and provides six regulated output voltages: three positive outputs (V1, V2, V3) and three negative outputs (V4, V5, V6). The device features low dropout operation, high efficiency, and a compact 24-pin VQFN (4x4 mm) package, making it ideal for space-constrained designs.
| Parameter | Value |
|---|---|
| Input Voltage Range | 4.5V to 15V |
| Output Voltages | V1: 3.3V, V2: 1.8V, V3: 1.2V, V4: -5V, V5: -3.3V, V6: -1.8V |
| Output Current (per rail) | Up to 500 mA (positive), up to 200 mA (negative) |
| Switching Frequency | 1.2 MHz (typical) |
| Efficiency | Up to 90% |
| Operating Temperature | -40°C to +85°C |
| Package | 24-VQFN (4x4 mm) |
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TPS65194RGER 是德州儀器(TI)推出的一款高度集成的電源管理 IC,適用於需要多個電壓軌的應用。其輸入電壓範圍為 4.5V 至 15V,提供六個穩壓輸出:三個正電壓(V1、V2、V3)和三個負電壓(V4、V5、V6)。該器件具有低壓差、高效率以及緊湊的 24 引腳 VQFN(4x4 mm)封裝,非常適合空間受限的設計。
| 參數 | 數值 |
|---|---|
| 輸入電壓範圍 | 4.5V 至 15V |
| 輸出電壓 | V1: 3.3V, V2: 1.8V, V3: 1.2V, V4: -5V, V5: -3.3V, V6: -1.8V |
| 輸出電流(每路) | 正電壓最高 500 mA,負電壓最高 200 mA |
| 開關頻率 | 1.2 MHz(典型值) |
| 效率 | 最高 90% |
| 工作溫度 | -40°C 至 +85°C |
| 封裝 | 24-VQFN(4x4 mm) |
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