BQ25703ARSNR vs BQ25703ARSNT 对比
详细并排对比 BQ25703ARSNR 出自 Texas Instruments 和 BQ25703ARSNT 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
BQ25703ARSNR - I2C 1-4 Cell NVDC Buck-Boost Charge Controller | TI
BQ25703ARSNR ✓ 量产中Texas Instruments
BQ25703ARSNT - NVDC Buck-Boost Battery Charger | Texas Instruments
BQ25703ARSNT ✓ 量产中规格对比
| 参数 | BQ25703ARSNR | BQ25703ARSNT |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Battery Management | Battery Management |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $3.16 | $4.61 |
| 拓扑 | Buck-Boost (NVDC, power-path) | Synchronous NVDC Buck-Boost |
| Cell Support | 1S to 4S | — |
| Supported Chemistries | Li-Ion / Li-Polymer / LiFePO4 / Lead-Acid / NiMH / NiCd / Supercapacitor | — |
| Battery Voltage Range | 1.024 V to 19.2 V | — |
| Input Voltage Range (VBUS) | 3.5 V to 24 V (operating) | — |
| Maximum Continuous Charge Current | 6.35 A | — |
| 开关频率 | Programmable, up to 1.5 MHz | Programmable up to 1.5 MHz |
| Communication Interface | I2C (400 kHz fast-mode) | — |
| Integrated FETs | Charge FET, Discharge FET, Input-side FET (high-side sensing) | — |
| ADC | 12-bit integrated (V/I/T telemetry) | — |
| Thermal Regulation | JEITA-compliant with HOT pin | — |
| 封装 | 32-pin WQFN (RSN) 4x4 mm with exposed pad | WQFN-32 (RSN) 4x4 mm |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40 C to +85 C | — |
| RoHS / Lead-Free | RoHS compliant, lead-free (per TI product page) | — |
| Number of Cells Supported | — | 1 to 4 cells |
| Supported Battery Chemistries | — | Li-Ion, LiFePO4, Lead Acid, NiCd, NiMH |
| 输入电压范围 | — | 3.5 V to 24 V |
| Maximum Charge Current | — | 8.128 A |
| Maximum Charge Voltage | — | 19.2 V |
| Host Interface | — | I2C (16-bit register map) |
| ADC Resolution | — | 16-bit |
| 工作温度范围 | — | -40 C to +85 C |
| System Power Monitor | — | Yes (input V/I, MPPT support) |
| Processor Hot Monitor | — | Yes |
| RoHS 状态 | — | Compliant |
| MSL 等级 | — | 2 (1 year floor life) |
| Reel Quantity | — | 250 (small T&R) |