LP87702 vs LP87702DRHBRQ1 对比
详细并排对比 LP87702 出自 Texas Instruments 和 LP87702DRHBRQ1 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 | LP87702 | LP87702DRHBRQ1 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | DC-DC Converters | Voltage Regulators |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $4.35 | $2.78 |
| 拓扑 | Dual buck + 5V boost converter | Dual Buck + 5-V Boost (Step-Down DC/DC and Step-Up DC/DC) |
| 输入电压范围 | 2.8 V to 5.5 V | [DATA_NEEDED: input voltage minimum and maximum] |
| Buck Output Current | 3 A per buck (Buck0, Buck1) | — |
| Boost Output | 5 V, up to 600 mA | — |
| 开关频率 | 2.2 MHz | [DATA_NEEDED: switching frequency] |
| Control Mode | Fixed-frequency PWM with AUTO (PWM/PFM) mode | — |
| Remote Voltage Sensing | Yes - compensates IR drop to point of load | — |
| Diagnostics | 2 voltage monitoring inputs, window watchdog, current limit, thermal shutdown | — |
| 接口 | I2C (dynamic voltage scaling and status monitoring) | — |
| Power Sequencing | Programmable start-up/shutdown synchronized to enable, with GPIO | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | — |
| 封装 | 32-VQFN (RHB), 5x5 mm | VQFN-32 (RHB) 5x5 mm with exposed thermal pad |
| 安装类型 | Surface Mount | Surface Mount |
| Application Target | Industrial radar, ADAS, safety-critical systems | — |
| RoHS 状态 | Compliant | Compliant |
| 生命周期状态 | Active | — |
| 输出数量 | — | 3 (2 Buck + 1 Boost) |
| Output Voltage (Buck 1) | — | OTP-programmed per SKU |
| Output Voltage (Buck 2) | — | OTP-programmed per SKU |
| Boost Output Voltage | — | 5 V |
| 工作温度范围 | — | -40C to +125C (AEC-Q100 Grade 1) |
| AEC-Q100 Qualification | — | Qualified (automotive grade) |
| Watchdog | — | Window watchdog, programmable timing |
| Voltage Monitors | — | 2 external supply monitor inputs |
| Control Interface | — | Serial I2C-compatible interface |
| Protection Features | — | OCP, OTP, UVLO, output discharge |
| MSL 等级 | — | [DATA_NEEDED: MSL rating] |
| Lead-Free | — | Yes |