TPS23881ARTQT vs TPS23881RTQR Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng TPS23881ARTQT sa pamamagitan ng Texas Instruments at TPS23881RTQR sa pamamagitan ng Texas Instruments. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Texas Instruments
TPS23881ARTQT - 8-Ch 4-Pair Type-4 PoE PSE | Texas Instruments
TPS23881ARTQT ✓ NakahandaTexas Instruments
TPS23881RTQR - 8-Ch 802.3bt PoE PSE Controller | Texas Instruments
TPS23881RTQR ✓ NakahandaPagsanggunian na paghahambing
| Parametro | TPS23881ARTQT | TPS23881RTQR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Kategorya | Power MOSFET Drivers | Power MOSFET Drivers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| 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) | — |
| Temperature na Operasyon | -40 °C to +125 °C | -40 C to +85 C |
| Packhaging | 56-pin VQFN (8x8 mm) | VQFN-56 (RTQ) 8x8 mm with exposed thermal pad |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Level ng MSL | 3 (168 hours) | Level-3, 260 C, 168 hr (per JEDEC J-STD-020) |
| Tindminan 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) |
| Hanay ng Voltage ng Input | — | 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) |