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SI4477DY-T1-GE3
+NomenclatureMOSFET P-CH 20V 26.6A 8SO
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FabricantSiliconix
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Pièce fabricant #SI4477DY-T1-GE3
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En stock2604
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Spécifications
| Attribut | Valeur |
| Supplier | Vishay Siliconix |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | TrenchFET® |
| Part Status | Active |
| FET Type | P-Channel |
| Technology | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 20 V |
| Current - Continuous Drain(Id) @ 25°C | 26.6A (Tc) |
| Drive Voltage(Max Rds On Min Rds On) | 2.5V, 4.5V |
| Rds On(Max) @ Id Vgs | 6.2mOhm @ 18A, 4.5V |
| Vgs(th)(Max) @ Id | 1.5V @ 250µA |
| Gate Charge(Qg)(Max) @ Vgs | 190 nC @ 10 V |
| Vgs(Max) | ±12V |
| Input Capacitance(Ciss)(Max) @ Vds | 4600 pF @ 10 V |
| Power Dissipation (Max) | 3W (Ta), 6.6W (Tc) |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 8-SOIC |
Présentation
Description
SI4477DY-T1-GE3 is a Silicon Labs RF transceiver IC designed for low‑power wireless in embedded systems. It provides a radio front end with baseband/control logic and is intended for compact devices that use a serial (SPI) interface.
Key points
- Features: programmable data rates and modulation, SPI control, GPIOs, and low‑power sleep modes; available in a small RoHS/package variant (suffixes like -T1-GE3 denote packaging/variant).
- Applications: wireless sensors, remote controls, home automation, telemetry, asset tracking.
- What to verify in the datasheet: frequency range, supported modulation schemes, data rate, transmit power, receive sensitivity, current consumption, supply voltage, and required external components (e.g., crystals, matching networks).
If you want exact specifications, share the datasheet or a link and I’ll pull a concise feature summary and typical operating conditions.
Key points
- Features: programmable data rates and modulation, SPI control, GPIOs, and low‑power sleep modes; available in a small RoHS/package variant (suffixes like -T1-GE3 denote packaging/variant).
- Applications: wireless sensors, remote controls, home automation, telemetry, asset tracking.
- What to verify in the datasheet: frequency range, supported modulation schemes, data rate, transmit power, receive sensitivity, current consumption, supply voltage, and required external components (e.g., crystals, matching networks).
If you want exact specifications, share the datasheet or a link and I’ll pull a concise feature summary and typical operating conditions.
Equivalent
I can’t reliably list equivalents without knowing the device function of SI4477DY-T1-GE3 (MOSFET, regulator, RF IC, etc.). Please share the datasheet or confirm the part’s function, voltage/current and package. Then I can provide cross-references (e.g., Infineon, ON Semiconductor, TI, Vishay) with exact alternative part numbers.
Features
Here are the typical key features of SI4477DY-T1-GE3 (Silicon Labs Si447x family transceiver):
- Ultra-low-power sub-GHz RF transceiver
- Frequency range: configurable across ISM/Sub-GHz bands (approx. 240–960 MHz)
- Modulation: FSK/GFSK, OOK/ASK; supports 2-FSK and 4-FSK
- Data rate: programmable (typically hundreds of kbps)
- TX output power: programmable (region/regulatory compliant)
- RX sensitivity: high for long-range operation
- Integrated PLL synthesizer and VCO; external reference clock option
- Packet engine: FIFO, CRC, address filtering, preamble/sync options
- RF features: RSSI, AFC, automatic frequency control
- Power management: multiple low-power modes and wake-up options
- Interface: SPI control, multiple GPIOs/IRQ
- Supply voltage: 1.8–3.6 V
- Package: compact RoHS-compliant package (typical QFN/TQFN)
Note: exact specifications (bands, data rates, TX power, etc.) vary by variant and configuration—please refer to the official datasheet for precise values.
- Ultra-low-power sub-GHz RF transceiver
- Frequency range: configurable across ISM/Sub-GHz bands (approx. 240–960 MHz)
- Modulation: FSK/GFSK, OOK/ASK; supports 2-FSK and 4-FSK
- Data rate: programmable (typically hundreds of kbps)
- TX output power: programmable (region/regulatory compliant)
- RX sensitivity: high for long-range operation
- Integrated PLL synthesizer and VCO; external reference clock option
- Packet engine: FIFO, CRC, address filtering, preamble/sync options
- RF features: RSSI, AFC, automatic frequency control
- Power management: multiple low-power modes and wake-up options
- Interface: SPI control, multiple GPIOs/IRQ
- Supply voltage: 1.8–3.6 V
- Package: compact RoHS-compliant package (typical QFN/TQFN)
Note: exact specifications (bands, data rates, TX power, etc.) vary by variant and configuration—please refer to the official datasheet for precise values.
Manufacturer
- Manufacturer: Silicon Labs (Silicon Laboratories)
- Company type: A fabless semiconductor company that designs and markets silicon and software for embedded and wireless technologies (IoT, RF transceivers, microcontrollers), outsourcing manufacturing.
- Company type: A fabless semiconductor company that designs and markets silicon and software for embedded and wireless technologies (IoT, RF transceivers, microcontrollers), outsourcing manufacturing.
Application
- Sub-GHz RF transceiver modules for ISM/unlicensed bands
- IoT applications: smart metering, asset tracking, environmental sensing
- Industrial automation and process control
- Home/building automation: sensors, actuators, remote controls
- Telemetry and remote monitoring
- Wireless security and access control
- Consumer electronics: wireless sensors, remotes, interfaces
- IoT applications: smart metering, asset tracking, environmental sensing
- Industrial automation and process control
- Home/building automation: sensors, actuators, remote controls
- Telemetry and remote monitoring
- Wireless security and access control
- Consumer electronics: wireless sensors, remotes, interfaces
Package
QFN package: 3.0 × 3.0 mm, 16-pin (lead-free).
