BQ25703ARSNR vs BQ25703ARSNT Comparison
Detailed side-by-side comparison of BQ25703ARSNR by Texas Instruments and BQ25703ARSNT by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
BQ25703ARSNR - I2C 1-4 Cell NVDC Buck-Boost Charge Controller | TI
BQ25703ARSNR ✓ ActiveTexas Instruments
BQ25703ARSNT - NVDC Buck-Boost Battery Charger | Texas Instruments
BQ25703ARSNT ✓ ActiveSpecification Comparison
| Parameter | BQ25703ARSNR | BQ25703ARSNT |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Battery Management | Battery Management |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.16 | $4.61 |
| Topology | 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 | — |
| Switching Frequency | 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 | — |
| Package | 32-pin WQFN (RSN) 4x4 mm with exposed pad | WQFN-32 (RSN) 4x4 mm |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -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 |
| Input Voltage Range | — | 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 |
| Operating Temperature Range | — | -40 C to +85 C |
| System Power Monitor | — | Yes (input V/I, MPPT support) |
| Processor Hot Monitor | — | Yes |
| RoHS Status | — | Compliant |
| MSL Level | — | 2 (1 year floor life) |
| Reel Quantity | — | 250 (small T&R) |