TPS23881ARTQT vs TPS23881RTQR Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci TPS23881ARTQT disebabkan oleh Texas Instruments dan TPS23881RTQR disebabkan oleh Texas Instruments. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
Texas Instruments
TPS23881ARTQT - 8-Ch 4-Pair Type-4 PoE PSE | Texas Instruments
TPS23881ARTQT ✓ AktifTexas Instruments
TPS23881RTQR - 8-Ch 802.3bt PoE PSE Controller | Texas Instruments
TPS23881RTQR ✓ AktifPengandingan Spesifikasi
| Parametr | TPS23881ARTQT | TPS23881RTQR |
|---|---|---|
| Merek | Texas Instruments | Texas Instruments |
| Kategori | Power MOSFET Drivers | Power MOSFET Drivers |
| Status Lingkungan Hidup | Aktif | Aktif |
| Number of Channels | 8 | 8 independent PSE channels |
| PoE Standard | IEEE 802.3bt Type-3 / Type-4, 802.3at (PoE+) | — |
| Number of Powered Pairs | 4-pair | — |
| Sense Resistor | 200 mΩ | — |
| Supply Voltage (VCC) | 44 V to 57 V (nominal 48 V) | — |
| Maximum Per-Port Power | 90 W (Type-4) | — |
| Control Interface | I2C (16 selectable addresses) | — |
| Modes | Autonomous / Semi-Auto / Manual | — |
| Current Limit Foldback | Yes (per-port) | — |
| Thermal Protection | Yes (per-port thermal shutdown) | — |
| Suhu Operasi | -40 °C to +125 °C | -40 C to +85 C |
| Kemasan | 56-pin VQFN (8x8 mm) | VQFN-56 (RTQ) 8x8 mm with exposed thermal pad |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Aras MSL | 3 (168 hours) | Level-3, 260 C, 168 hr (per JEDEC J-STD-020) |
| Status RoHS | Compliant | RoHS Compliant |
| Product Type | — | PoE PSE Controller (Power Sourcing Equipment) |
| Standard Compliance | — | IEEE 802.3bt (Type 3 / Type 4), backwards compatible with 802.3at / 802.3af |
| Configuration | — | 2-Pair or 4-Pair, auto-mode or semi-auto-mode |
| Maximum Power per Port | — | 90 W (Type-4, 4-Pair) |
| Current Sense Resistor | — | 200 mΩ RSENSE (external) |
| Gambaran Tegangan Masukan | — | 44 V to 57 V (typical 54 V PoE bus) |
| Host Interface | — | I2C (primary), SPI (configuration) |
| Integrated Hot-Swap FET | — | Yes, per channel (low-side) |
| REACH Status | — | [DATA_NEEDED: REACH compliance statement] |
| Telemetry | — | Per-port V/I readback via 12-bit ADC |
| Firmware Support | — | Compatible with TI FirmPSE system firmware (multi-device up to 48 ports) |