ISL97901CRZ-T7A vs ISL97901CRZ-TK 对比
详细并排对比 ISL97901CRZ-T7A 出自 Renesas Electronics 和 ISL97901CRZ-TK 出自 Renesas Electronics。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。
Renesas Electronics
ISL97901CRZ-T7A - 4-Ch RGB LED Driver, 1.5A, Buck-Boost | Renesas
ISL97901CRZ-T7A ✓ 量产中Renesas Electronics
ISL97901CRZ-TK - 4-Channel RGB LED Driver, 1.5A, 28-QFN | Renesas
ISL97901CRZ-TK ✓ 量产中规格对比
| 参数 | ISL97901CRZ-T7A | ISL97901CRZ-TK |
|---|---|---|
| 品牌 | Renesas Electronics | Renesas Electronics |
| 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） | $3.31 | $2.05 |
| 拓扑 | Buck-Boost (Step-Down + Step-Up) | Buck-Boost (Step-Down/Step-Up) |
| Number of LED Outputs | 4 (RGB + W or 4 independent) | — |
| Per-Channel Current | Up to 1.5 A (sequential) | 375 mA |
| Total Dimming Current | 375 mA per channel (DC) | — |
| 输入电压范围 | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Battery Support | Single-cell Li-ion | — |
| Output Channels | 4 x DC-DC constant-current sinks | — |
| Dimming Control | I2C + PWM + Analog | — |
| Color Sequencing | Yes (built-in) | Yes (integrated) |
| Automatic White Balance | Yes (built-in) | Yes |
| 封装 | 28-QFN (4x5 mm) with exposed pad | 28-QFN (4x5 mm) with exposed pad |
| 工作温度 | -40 C to +85 C | -40 C to +85 C [DATA_NEEDED: confirm exact range from datasheet] |
| 开关频率 | [DATA_NEEDED: switching frequency] | — |
| Current Sense Voltage | [DATA_NEEDED: current sense voltage] | — |
| Thermal Resistance (theta_JA) | [DATA_NEEDED: thermal resistance] | — |
| Fault Detection | Open LED, Short LED, Thermal Shutdown | — |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | [DATA_NEEDED: MSL level] | — |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| 输出数量 | — | 4 (RGB + auxiliary) |
| Sequential Drive Current | — | 1.5 A |
| Supply Source | — | Single-cell Li-ion or 5V regulated rail |
| Dimming Interface | — | I2C |
| 同步整流 | — | Yes |
| Protection Features | — | OTP, LED open/short, UVLO |