TPS546A24 vs TPS546B24ARVFR 比較
詳細並排比較 TPS546A24 由 Texas Instruments 與 TPS546B24ARVFR 由 Texas Instruments. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Texas Instruments
TPS546A24 - 10A 18V Stackable PMBus Buck Converter | Texas Instruments
TPS546A24 ✓ 啟用中
規格比較
| 參數 | TPS546A24 | TPS546B24ARVFR |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 類別 | DC-DC Converters | DC-DC Converters |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 拓撲 | Synchronous Buck (Step-Down) | Synchronous Buck (Step-Down) |
| 輸入電壓範圍 | 2.95 V to 18 V | — |
| 輸出電壓範圍 | 0.5 V to 5.5 V (adjustable, minimum 0.5 V) | 0.6 V to 5.5 V (adjustable) |
| Continuous Output Current | 10 A | 20 A |
| Stackable | Yes, up to 4 phases (40 A total) | — |
| Switching Frequency Range | 225 kHz to 1.5 MHz | 225 kHz to 1.5 MHz (selectable via PMBus or pin-strap) |
| Pin-Strap Frequencies | 12 selectable (8 via MSEL pins) | — |
| Digital Interface | PMBus | PMBus (voltage, current, temperature telemetry; margining; sequencing) |
| Internal LDO | 5 V (with optional external overdrive via VDD5) | — |
| Internal Digital Regulator | 1.5 V (BP1V5) | — |
| Control Mode | Peak Current-Mode with Internal Compensation | Average current mode with selectable internal compensation |
| 封裝 | 40-pin QFN (RVF) PowerLFQFN, 7 mm x 5 mm x 1.5 mm | LQFN-CLIP-40 (RVF), 7 mm x 5 mm, 0.9 mm height |
| 安裝類型 | Surface Mount | Surface Mount |
| 工作溫度 | -40 C to +125 C junction | — |
| Pre-Biased Output Support | Yes | — |
| Frequency Sync | Sync In / Sync Out | — |
| RoHS 狀態 | Compliant | Compliant |
| MSL 等級 | 2 (per JEDEC J-STD-020) | [DATA_NEEDED: MSL moisture sensitivity level] |
| Input Voltage (PVIN/AVIN) | — | 2.95 V to 18 V |
| Stackable Configuration | — | 2x / 3x / 4x with current sharing |
| High-Side MOSFET Rds(on) | — | 5.5 mΩ |
| Low-Side MOSFET Rds(on) | — | 1.8 mΩ |
| Output Voltage Reference | — | 0.6 V ±1% |
| 工作接面溫度 | — | -40 °C to +150 °C |