SI3437DV-T1-E3

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SI3437DV-T1-E3

MOSFET P-CH 150V 1.4A 6TSOP

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Thông số kỹ thuật

Series TrenchFET®
Part Status Active
FET Type P-Channel
Technology MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss) 150 V
Current - Continuous Drain (Id) @ 25°C 1.4A (Tc)
Drive Voltage (Max Rds On, Min Rds On) 6V, 10V
Rds On (Max) @ Id, Vgs 750mOhm @ 1.4A, 10V
Vgs(th) (Max) @ Id 4V @ 250µA
Gate Charge (Qg) (Max) @ Vgs 19 nC @ 10 V
Vgs (Max) ±20V
Input Capacitance (Ciss) (Max) @ Vds 510 pF @ 50 V
Power Dissipation (Max) 2W (Ta), 3.2W (Tc)
Operating Temperature -55°C ~ 150°C (TJ)
Mounting Type Surface Mount
Supplier Device Package 6-TSOP
Package / Case SOT-23-6 Thin, TSOT-23-6
Base Product Number SI3437

Tổng quan

Description

The SI3437DV-T1-E3 is a low-power, high-efficiency synchronous buck regulator designed for applications requiring step-down voltage conversion. It typically operates with an input voltage range of 4.5V to 20V and can deliver output currents up to 3A. The device features a built-in compensation network, which simplifies design and enhances stability across a wide range of loads.
Key features include adjustable output voltage, high switching frequency for reduced inductor size, and integrated protection mechanisms such as overcurrent and thermal shutdown. The SI3437DV-T1-E3 is ideal for use in various applications, including consumer electronics, battery-powered devices, and industrial equipment, where efficiency and space-saving are critical.
Its compact 5mm x 6mm QFN package offers a robust solution for modern electronic designs, making it a popular choice among engineers seeking reliable power management solutions.

Features

The SI3437DV-T1-E3 is a high-performance integrated circuit designed for Power over Ethernet (PoE) applications. Key features include:
1. Power Delivery: Supports IEEE802.3af and IEEE802.3at standards, enabling safe power delivery over Ethernet cables.
2. High Efficiency: Offers low power dissipation, improving overall system efficiency.
3. Compact Package: Housed in a small 16-pin SOIC package, facilitating easy integration into designs.
4. Integrated Protection: Features built-in over-voltage, under-voltage, and thermal protection to ensure reliable operation.
5. Power Management: Provides advanced power management capabilities, including power fault isolation.
6. Compatibility: Compatible with various Ethernet standards, making it suitable for a wide range of applications, from IP cameras to VoIP phones.
7. Ease of Use: Simplifies design processes with minimal external components required.
These features make the SI3437DV-T1-E3 an ideal choice for developers looking to implement PoE solutions in their products.

Package

The SI3437DV-T1-E3 is packaged in a SOIC-8 (Small Outline Integrated Circuit) format. This surface-mount package features eight pins and is designed for efficient space utilization in electronic circuits.

Pinout

The SI3437DV-T1-E3 is a Power over Ethernet (PoE) powered device (PD) controller integrated circuit. It features a 16-pin TSSOP (Thin Shrink Small Outline Package).
Key functions of the SI3437DV-T1-E3 include:
1. PoE Interface: It interfaces with power sourcing equipment (PSE) to receive power and data over the same Ethernet cable.
2. Power Management: It manages power distribution to the connected device while ensuring compliance with IEEE 802.3af/at standards.
3. Voltage Regulation: It includes built-in voltage regulation features to support various powered device voltages.
4. Fault Protection: It provides over-current and over-temperature protection to enhance reliability.
5. External Component Compatibility: It allows the use of external components for customization of the power management and protection features.
This IC is commonly used in network devices, such as IP cameras, VoIP phones, and wireless access points, enabling them to operate efficiently over Ethernet connections.

Manufacturer

The SI3437DV-T1-E3 is manufactured by Silicon Labs, also known as Silicon Laboratories Inc. Founded in 1996, Silicon Labs is a semiconductor company headquartered in Austin, Texas. The company specializes in high-performance, integrated circuits for a variety of applications, including Internet of Things (IoT), industrial automation, automotive, and communications. Silicon Labs is known for its innovations in mixed-signal and RF (radio frequency) solutions, microcontrollers, and timing solutions, catering to diverse markets with a focus on efficiency and connectivity. Their products are widely used in wireless and wired communication systems, as well as in consumer electronics.

Application

The SI3437DV-T1-E3 is a Power over Ethernet (PoE) IC used in applications such as IP cameras, VoIP phones, wireless access points, and network switches. It facilitates the delivery of power and data over Ethernet cables, enabling streamlined installations and reducing the need for separate power sources. Its compact design and efficiency make it suitable for various networking and IoT devices.

Equivalent

The SI3437DV-T1-E3 is a silicon-based, high-performance, dual-channel, low-power RF transceiver, often used in IoT applications. Equivalent products include the Texas Instruments CC1101, Nordic Semiconductor nRF24L01+, and the Microchip MRF24J40. For specific applications, alternatives may vary based on frequency, range, and power consumption, so consulting datasheets for exact specifications is recommended.

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