TPS61194PWPRQ1 vs TPS61194PWPR 对比
详细并排对比 TPS61194PWPRQ1 出自 Texas Instruments 和 TPS61194PWPR 出自 Texas Instruments。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Texas Instruments
TPS61194PWPR - 4-Ch 100mA Low-EMI LED Driver | Texas Instruments
TPS61194PWPR ✓ 量产中规格对比
| 参数 | TPS61194PWPRQ1 | TPS61194PWPR |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | LED Drivers | LED Drivers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.72 | $1.61 |
| 拓扑 | Boost, SEPIC | Boost / SEPIC |
| Number of LED Channels | 4 | 4 |
| Per-Channel LED Current | 100 mA | — |
| 输入电压范围 | 4.5 V to 40 V | 4.5 V to 40 V |
| 开关频率 | 300 kHz to 2.2 MHz (adjustable, sync input) | 300 kHz to 2.2 MHz (programmable) |
| Dimming Method | PWM dimming | PWM |
| 封装 | HTSSOP-20 (PWP) with PowerPAD | 20-pin HTSSOP (PWP) with PowerPAD |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | -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 等级 | 2 (1 year floor life) | 2 (per JEDEC J-STD-020) |
| RoHS 状态 | Compliant | Compliant |
| Per-Channel Output Current | — | 100 mA (channels parallelable up to 400 mA) |
| 输出数量 | — | 4 |
| LED Current Matching | — | [DATA_NEEDED: channel-to-channel accuracy %] |
| Efficiency (typical) | — | [DATA_NEEDED: % at given VIN/VOUT/IOUT] |
| 静态电流 | — | [DATA_NEEDED: Iq uA] |
| Automotive Qualified | — | TPS61194PWPRQ1 variant - AEC-Q100 |
| Spread-Spectrum EMI Reduction | — | Yes (low-EMI architecture) |