LM5164QDDAR vs LM5164DDAR 对比
详细并排对比 LM5164QDDAR 出自 Texas Instruments 和 LM5164DDAR 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 | LM5164QDDAR | LM5164DDAR |
|---|---|---|
| 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） | $1.49 | $1.47 |
| 拓扑 | Synchronous step-down (buck) converter | Synchronous Buck (step-down) |
| 输入电压范围 | 6 V to 100 V | 6 V to 100 V |
| 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 | — |
| 静态电流 | [DATA_NEEDED: quiescent current typical value] | Ultra-low IQ [DATA_NEEDED: exact uA value] |
| 开关频率 | Approximately 1 MHz (per distributor parametrics) | 1 MHz |
| Junction Temperature Range | -40C to +125C (operating up to +150C per LCSC) | — |
| 封装 | 8-Pin SO PowerPAD (HSOIC/DDA, 3.90 mm width) | 8-PowerSOIC (HSOIC-8, DDAR), 0.154 in / 3.90 mm width |
| Pin Pitch | 1.27 mm | 1.27 mm (high-voltage spacing) |
| 安装类型 | Surface Mount | Surface Mount |
| Automotive Qualification | AEC-Q100 Grade 1 (LM5164-Q1) | — |
| 品牌 | Texas Instruments | — |
| 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 |
| 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) |