TPS61194PWPRQ1 vs TPS61194PWPR 比較
詳細並排比較 TPS61194PWPRQ1 由 Texas Instruments 與 TPS61194PWPR 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
TPS61194PWPR - 4-Ch 100mA Low-EMI LED Driver | Texas Instruments
TPS61194PWPR ✓ 啟用中規格比較
| 參數 | TPS61194PWPRQ1 | TPS61194PWPR |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 類別 | LED Drivers | LED Drivers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 拓撲 | Boost, SEPIC | Boost / SEPIC |
| Number of LED Channels | 4 | 4 |
| Per-Channel LED Current | 100 mA | — |
| 輸入電壓範圍 | 4.5 V to 40 V | 4.5 V to 40 V |
| 切換頻率 | 300 kHz to 2.2 MHz (adjustable, sync input) | 300 kHz to 2.2 MHz (programmable) |
| Dimming Method | PWM dimming | PWM |
| 封裝 | HTSSOP-20 (PWP) with PowerPAD | 20-pin HTSSOP (PWP) with PowerPAD |
| 安裝類型 | Surface Mount | Surface Mount |
| 工作溫度範圍 | -40 °C to +125 °C | -40 C to +85 C |
| AEC-Q100 Qualification | Qualified (automotive grade) | — |
| EMI Reduction | Spread-spectrum frequency modulation + external sync | — |
| Fault Protection | Open-LED, short-LED, thermal shutdown, UVLO | — |
| Output Voltage Control | Adaptive based on current-sink headroom voltage | — |
| MSL 等級 | 2 (1 year floor life) | 2 (per JEDEC J-STD-020) |
| RoHS 狀態 | Compliant | Compliant |
| Per-Channel Output Current | — | 100 mA (channels parallelable up to 400 mA) |
| 輸出數量 | — | 4 |
| LED Current Matching | — | [DATA_NEEDED: channel-to-channel accuracy %] |
| Efficiency (typical) | — | [DATA_NEEDED: % at given VIN/VOUT/IOUT] |
| 靜態電流 | — | [DATA_NEEDED: Iq uA] |
| Automotive Qualified | — | TPS61194PWPRQ1 variant - AEC-Q100 |
| Spread-Spectrum EMI Reduction | — | Yes (low-EMI architecture) |