TPS62745DSSR vs TPS62177DQCT 对比
详细并排对比 TPS62745DSSR 出自 Texas Instruments 和 TPS62177DQCT 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。
Texas Instruments
TPS62745DSSR - 300mA Ultra-Low IQ Step-Down Converter | Texas Instruments
TPS62745DSSR ✓ 量产中规格对比
| 参数 | TPS62745DSSR | TPS62177DQCT |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | DC-DC Converters | 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） | $1.02 | $1.55 |
| 拓扑 | Synchronous Buck (Step-Down) | DCS-Control (TI proprietary) |
| 输入电压范围 | 3.3 V to 10 V | 4.75 V to 28 V |
| 输出电压范围 | 1.8 V to 3.3 V (programmable via VSEL) | Up to 6 V (programmable variants in family) |
| 最大输出电流 | 300 mA | — |
| Quiescent Current (Iq) | 360 nA typical | — |
| 开关频率 | 2.5 MHz typical | — |
| Control Topology | DCS-Control (Direct Control with Seamless transition) | — |
| 输出类型 | Programmable | — |
| 输出数量 | 1 | — |
| 封装 | 12-pin WSON (DSS) with exposed pad | 10-WFDFN (WSON-10, DQC) Exposed Pad |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | -40 C to +125 C | -40 C to +85 C |
| MSL 等级 | [DATA_NEEDED: MSL level] | 2 |
| RoHS 状态 | Compliant | Compliant |
| VSEL Pin | Yes (dynamic output voltage selection) | — |
| 电源正常输出 | Yes | Yes (open-drain) |
| 功能 | — | Synchronous Buck (Step-Down) DC-DC Converter |
| Output Voltage (Fixed) | — | 3.3 V |
| Output Current (Continuous) | — | 500 mA |
| Switching Frequency (Typ.) | — | 1 MHz |
| Quiescent Current (SNOOZE Mode, Typ.) | — | 4.8 uA |
| Duty Cycle (Max) | — | 100% (low-dropout operation) |
| Output Discharge | — | Active (internal discharge resistor) |
| Special Mode | — | SNOOZE / Sleep Mode for ultra-low Iq |