LTC4015IUHF#TRPBF vs LTC1923EUH 对比
详细并排对比 LTC4015IUHF#TRPBF 出自 Analog Devices 和 LTC1923EUH 出自 Analog Devices。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。
Analog Devices
LTC4015IUHF#TRPBF - Multi-Chemistry Buck Charger, 35V, 38-QFN | ADI
LTC4015IUHF#TRPBF ✓ 量产中
规格对比
| 参数 | LTC4015IUHF#TRPBF | LTC1923EUH |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 分类 | Battery Management | Specialized PMIC |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $7.80 | $18.15 |
| 功能 | Synchronous Buck Battery Charger Controller with Digital Telemetry | Thermoelectric Cooler / Heater PWM Controller |
| Supported Battery Chemistries | Li-Ion/Polymer, LiFePO4, Lead-Acid | — |
| Number of Cells | Multi-cell (chemistry dependent) | — |
| Input Voltage (Max) | 35 V | — |
| Battery Voltage (Max) | 35 V | — |
| Charge Current Programming | External sense resistor + I2C | — |
| Input Current Limit Programming | External sense resistor | — |
| 拓扑 | Synchronous buck | — |
| Telemetry ADC Resolution | 14-bit | — |
| Telemetry Interface | I2C serial port | — |
| Charge Algorithm Selection | Pin-selectable (chemistry specific) | — |
| Operating Junction Temperature Range (I) | -40C to +125C | — |
| Operating Junction Temperature Range (E) | 0C to +85C | — |
| 封装 | 38-lead plastic QFN (5mm x 7mm) | 32-WFQFN Exposed Pad (5x5 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 1 (per JEDEC J-STD-020) | 1 (unlimited) |
| Lead-Free / RoHS | Yes (Pb-free, RoHS compliant) | — |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| 电源电流 | — | 2 mA (typical) |
| 开关频率 | — | 225 kHz |
| Output Topology | — | Full H-bridge with complementary drivers (bidirectional) |
| Drive Configuration | — | Unidirectional or bidirectional TEC / heater |
| Temperature Feedback | — | External thermistor / RTD input |
| Package Code | — | QFN-32 (UH) |
| 工作温度 | — | -40 °C to +85 °C |
| 软启动 | — | Programmable |
| RoHS 状态 | — | Compliant (#PBF suffix) |
| Lead-Free | — | Yes (PBF suffix indicates Pb-free finish) |