TPS61194PWPR vs TPS61194PWPRQ1 对比
详细并排对比 TPS61194PWPR 出自 Texas Instruments 和 TPS61194PWPRQ1 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 | TPS61194PWPR | TPS61194PWPRQ1 |
|---|---|---|
| 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） | $1.61 | $1.72 |
| 拓扑 | Boost / SEPIC | Boost, SEPIC |
| Number of LED Channels | 4 | 4 |
| 输入电压范围 | 4.5 V to 40 V | 4.5 V to 40 V |
| Per-Channel Output Current | 100 mA (channels parallelable up to 400 mA) | — |
| 开关频率 | 300 kHz to 2.2 MHz (programmable) | 300 kHz to 2.2 MHz (adjustable, sync input) |
| Dimming Method | PWM | PWM dimming |
| 输出数量 | 4 | — |
| 工作温度范围 | -40 C to +85 C | -40 °C to +125 °C |
| 封装 | 20-pin HTSSOP (PWP) with PowerPAD | HTSSOP-20 (PWP) with PowerPAD |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 2 (per JEDEC J-STD-020) | 2 (1 year floor life) |
| 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] | — |
| RoHS 状态 | Compliant | Compliant |
| Automotive Qualified | TPS61194PWPRQ1 variant - AEC-Q100 | — |
| Spread-Spectrum EMI Reduction | Yes (low-EMI architecture) | — |
| Per-Channel LED Current | — | 100 mA |
| 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 |