LM46001PWPR vs LM46000PWPR 对比
详细并排对比 LM46001PWPR 出自 Texas Instruments 和 LM46000PWPR 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
LM46000PWPR - 60V 0.5A Sync Step-Down Converter | Texas Instruments
LM46000PWPR ✓ 量产中规格对比
| 参数 | LM46001PWPR | LM46000PWPR |
|---|---|---|
| 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） | $1.18 | $1.24 |
| 拓扑 | Synchronous Buck (Step-Down) | Synchronous Buck (Step-Down) |
| 输入电压范围 | 3.5 V to 60 V | 3.5 V to 60 V |
| 输出电压范围 | 1 V to approximately 28 V (adjustable) | 1 V to 28 V (Adjustable) |
| Output Current | 1 A continuous | — |
| 开关频率 | 200 kHz to 2.2 MHz (500 kHz default) | — |
| Quiescent Current (Regulation) | 24 µA | 24 µA |
| Control Mode | Peak current mode | Peak Current Mode |
| Light-Load Behavior | DCM and PFM for high efficiency | — |
| Switching FETs | Integrated high-side and low-side MOSFETs | — |
| 效率 | >90% typical at moderate loads (per datasheet curves) | — |
| EMI Compliance | Meets EN55022 / CISPR 22 conducted emissions | EN55022 / CISPR 22 |
| 工作温度 | -40 °C to +125 °C | — |
| 封装 | HTSSOP-16 (PWP), 5.1 mm × 6.6 mm × 1.2 mm, 0.65 mm pitch | HTSSOP-16-EP (PWP) 4.40 mm |
| 安装类型 | Surface Mount (exposed thermal pad) | Surface Mount |
| MSL 等级 | 2 (per JEDEC J-STD-020) | [DATA_NEEDED: MSL level] |
| Lead-Free / RoHS | Yes / Compliant | — |
| Enable / Soft-Start / PGOOD | Yes / Yes / Yes | — |
| 最大输出电流 | — | 500 mA (0.5 A) |
| Switching Frequency Range | — | 200 kHz to 2.2 MHz (500 kHz default) |
| Light-Load Operation | — | DCM / PFM |
| 同步整流 | — | Integrated |
| 工作温度范围 | — | -40 °C to +125 °C |
| RoHS 状态 | — | Compliant |
| Lead-Free | — | Yes |