LP87702DRHBRQ1 vs LP87702 对比
详细并排对比 LP87702DRHBRQ1 出自 Texas Instruments 和 LP87702 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 | LP87702DRHBRQ1 | LP87702 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Voltage Regulators | 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） | $2.78 | $4.35 |
| 拓扑 | Dual Buck + 5-V Boost (Step-Down DC/DC and Step-Up DC/DC) | Dual buck + 5V boost converter |
| 输出数量 | 3 (2 Buck + 1 Boost) | — |
| 输入电压范围 | [DATA_NEEDED: input voltage minimum and maximum] | 2.8 V to 5.5 V |
| Output Voltage (Buck 1) | OTP-programmed per SKU | — |
| Output Voltage (Buck 2) | OTP-programmed per SKU | — |
| Boost Output Voltage | 5 V | — |
| 开关频率 | [DATA_NEEDED: switching frequency] | 2.2 MHz |
| 工作温度范围 | -40C to +125C (AEC-Q100 Grade 1) | — |
| 封装 | VQFN-32 (RHB) 5x5 mm with exposed thermal pad | 32-VQFN (RHB), 5x5 mm |
| 安装类型 | Surface Mount | Surface Mount |
| 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] | — |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| Buck Output Current | — | 3 A per buck (Buck0, Buck1) |
| Boost Output | — | 5 V, up to 600 mA |
| 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] |
| Application Target | — | Industrial radar, ADAS, safety-critical systems |
| 生命周期状态 | — | Active |