RT8475GS vs RT8475ZS 对比
详细并排对比 RT8475GS 出自 Richtek 和 RT8475ZS 出自 Richtek。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 | RT8475GS | RT8475ZS |
|---|---|---|
| 品牌 | Richtek | Richtek |
| 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） | $0.20 | $0.42 |
| Product Type | LED Driver Controller (PWM Controller for external MOSFET) | — |
| 拓扑 | Step-Down (Buck), Step-Up (Boost), Buck-Boost | Step-Down (Buck), Step-Up (Boost) |
| 输出数量 | 1 | 1 |
| 输入电压范围 | 4.5 V to 36 V | [DATA_NEEDED: input voltage range] |
| Maximum Output Voltage | 90 V (external MOSFET dependent) | — |
| 开关频率 | 350 kHz (typical) | 350 kHz |
| Current Sense Threshold | 190 mV | — |
| Dimming Control | Analog and PWM Dimming | Analog and PWM |
| Control Method | Current-Mode PWM with Cycle-by-Cycle Current Limit | — |
| 封装 | 14-SOP (SOIC-14, 3.9 mm width) | — |
| 安装类型 | Surface Mount | Surface Mount |
| 引脚数量 | 14 | 14 |
| 工作温度范围 | -40C to +85C (industrial, [DATA_NEEDED: exact TJ max]) | [DATA_NEEDED: operating temperature range] |
| MSL 等级 | [DATA_NEEDED: MSL rating] | — |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | Yes |
| Package Type | — | 14-SOP (3.90 mm body width) |
| Operating Mode | — | Constant-current controller |
| External Switch | — | Required (N-channel MOSFET) |
| Current Sense | — | External sense resistor |
| 输出类型 | — | PMIC LED Driver IC |