TDA21462AUMA1 vs TDA21490 对比
详细并排对比 TDA21462AUMA1 出自 Infineon 和 TDA21490 出自 Infineon。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 | TDA21462AUMA1 | TDA21490 |
|---|---|---|
| 品牌 | Infineon | Infineon |
| 分类 | Power MOSFET Drivers | 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） | $2.51 | $3.78 |
| Product Type | Integrated Smart Power Stage (DrMOS) | Integrated smart power stage (DrMOS) |
| 拓扑 | Synchronous Buck Half-Bridge with integrated gate driver | Synchronous buck gate driver + co-packaged high-side / low-side MOSFETs |
| 最大输出电流 | 60 A | 90 A |
| Input Voltage Range (PVIN) | 4.25 V to 16 V | — |
| Switching Frequency Range | 100 kHz to 1500 kHz | — |
| Driver Supply (VCC) | 4.5 V to 5.5 V | — |
| Bootstrap Supply (VDRV) | 4.5 V to 5.5 V | — |
| High-Side MOSFET | Integrated OptiMOS N-channel | — |
| Low-Side MOSFET | Integrated OptiMOS N-channel | — |
| Integrated Schottky Diode | Yes (across low-side MOSFET) | — |
| Current Sense | Internal MOSFET current sense with temperature compensation | — |
| OCP Threshold | Programmable via ILIM pin | — |
| UVLO Protection | VCC and VDRV under-voltage lockout | — |
| Thermal Protection | IC temperature reporting + thermal shutdown | — |
| Fault Detection | Phase fault detection (FAULT output) | — |
| PWM Input | Differential (PWM and /PWM) compatible with 3.3 V tri-state controllers | — |
| 封装 | PG-IQFN-39-2 (39-pin Power Quad Flat No-Lead) | PQFN 5x6 (PG-IQFN-39-7), 39 pins |
| 安装类型 | Surface Mount with top-side exposed thermal pad | Surface Mount with exposed thermal pad |
| 工作结温 | -40 C to +125 C | -40 C to +125 C [DATA_NEEDED: exact upper limit from datasheet electrical characteristics table] |
| MSL 等级 | 1 (Unlimited) | — |
| RoHS 状态 | Compliant | Compliant |
| Quantity per Reel | 5000 | — |
| Packaging | Tape & Reel (TR) | — |
| Input Voltage (VIN) Range | — | 4.25 V to 16 V |
| VCC / VDRV Supply Range | — | 4.25 V to 5.5 V |
| Maximum Switching Frequency | — | 1500 kHz |
| On-Chip Current Sense | — | 5 mV/A with temperature-compensated reporting |
| PWM Input Logic | — | 3.3 V tri-state compatible |
| MOSFET Technology | — | OptiMOS |
| Fault Protection | — | OCP, OVP, UVP, thermal flag |
| Bootstrap Switch | — | Integrated (self-bootstrap refresh) |