TPS23881ARTQT vs TPS23881RTQR Karşılaştırma
Ayrıntılı yan yana karşılaştırma TPS23881ARTQT tarafından Texas Instruments ve TPS23881RTQR tarafından Texas InstrumentsAnahtar özellikleri, elektriksel parametreleri, ambalajı, yaşam döngüsü durumu, fiyatlandırma ve mevcudiyeti karşılaştırarak tasarım gereksinimleriniz için en iyi bileşeni belirleyin.
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 ✓ AktifÖzellik Karşılaştırması
| Parametre | TPS23881ARTQT | TPS23881RTQR |
|---|---|---|
| Marka | Texas Instruments | Texas Instruments |
| Kategori | Power MOSFET Drivers | Power MOSFET Drivers |
| Yaşam Döngüsü Durumu | 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) | — |
| İşletim Sıcaklığı | -40 °C to +125 °C | -40 C to +85 C |
| Paket | 56-pin VQFN (8x8 mm) | VQFN-56 (RTQ) 8x8 mm with exposed thermal pad |
| Montaj Türü | Surface Mount | Surface Mount |
| MSL Seviyesi | 3 (168 hours) | Level-3, 260 C, 168 hr (per JEDEC J-STD-020) |
| RoHS Durumu | 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) |
| Giriş电压范围 | — | 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) |