LM5164DDAR vs LM5164QDDAR 对比
详细并排对比 LM5164DDAR 出自 Texas Instruments 和 LM5164QDDAR 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。
规格对比
| 参数 | LM5164DDAR | LM5164QDDAR |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | DC-DC Converters | DC-DC Converters |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.47 | $1.49 |
| 拓扑 | Synchronous Buck (step-down) | Synchronous step-down (buck) converter |
| 输入电压范围 | 6 V to 100 V | 6 V to 100 V |
| 最大输出电流 | 1 A | — |
| 输出电压范围 | Adjustable, down to 1.2 V | — |
| 输出数量 | 1 | — |
| 开关频率 | 1 MHz | Approximately 1 MHz (per distributor parametrics) |
| 静态电流 | Ultra-low IQ [DATA_NEEDED: exact uA value] | [DATA_NEEDED: quiescent current typical value] |
| Control Architecture | Peak current-mode, internal compensation | — |
| Duty Cycle | 100% (low dropout operation) | — |
| PGOOD Indicator | Open-drain PGOOD | — |
| Protection Features | Cycle-by-cycle current limit, thermal shutdown, hiccup mode | — |
| 工作温度 | -40C to +150C (TJ) | — |
| 封装 | 8-PowerSOIC (HSOIC-8, DDAR), 0.154 in / 3.90 mm width | 8-Pin SO PowerPAD (HSOIC/DDA, 3.90 mm width) |
| Pin Pitch | 1.27 mm (high-voltage spacing) | 1.27 mm |
| 安装类型 | Surface Mount | Surface Mount |
| 输出电压 | — | Adjustable, minimum 1.2 V |
| Output Current | — | 1 A |
| Minimum Controllable On-Time | — | 50 ns |
| 软启动 | — | Fixed internal 3.5 ms timer |
| Protection | — | Peak current-limit protection |
| PGOOD Output | — | Open-drain power-good indicator |
| Junction Temperature Range | — | -40C to +125C (operating up to +150C per LCSC) |
| Automotive Qualification | — | AEC-Q100 Grade 1 (LM5164-Q1) |
| 品牌 | — | Texas Instruments |