PCA9451A vs PF9453 对比
详细并排对比 PCA9451A 出自 NXP Semiconductors 和 PF9453 出自 NXP Semiconductors。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 | PCA9451A | PF9453 |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Voltage Regulators | Battery Management |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.90 | $0.00 |
| 功能 | Power Management IC (PMIC) for i.MX 91x/93x processors | — |
| Buck Regulators | 6 | 4 (high-efficiency step-down) |
| LDO Regulators | 3 | 2 general-purpose + 1 low-Iq SNVS LDO (1 general-purpose LDO in WLCSP variant) |
| Total Buck Output Current | 6 A | — |
| Load Switch | 1 channel, 400 mA | 1, 400 mA |
| Level Translator Channels | 2 | — |
| Crystal Oscillator Driver | 32.768 kHz | — |
| Input Supply | 5 V adapter or 1-cell Li-Ion / Li-polymer battery | — |
| Control Interface | I2C, 100 kbit/s / 400 kbit/s / 1 Mbit/s (Standard / Fast / Fast-mode Plus) | I2C, 100 kbit/s / 400 kbit/s / 1 Mbit/s (standard / fast / fast-mode plus) |
| Power-Up Sequence | Factory-fixed for i.MX 93 | — |
| Target Processor | NXP i.MX 91x / 93x family | — |
| Ordering Code (DigiKey) | PCA9451AHNY | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| 封装 | [DATA_NEEDED: exact package type and dimensions] | 40-HVQFN (5x5 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance status] | [DATA_NEEDED: RoHS status] |
| 静态电流 | [DATA_NEEDED: quiescent current] | [DATA_NEEDED: quiescent current] |
| Product Type | — | Single-chip Power Management IC (PMIC) for i.MX 91 / i.MX 93 |
| Crystal Oscillator | — | 32.768 kHz |
| Target Processors | — | i.MX 91, i.MX 93 |
| Application Domains | — | IoT, smart appliance, industrial, portable |
| 输入电压范围 | — | [DATA_NEEDED: input voltage range] |
| Buck Output Current | — | [DATA_NEEDED: per-buck output current] |
| 生命周期状态 | — | Active (per NXP product page) |