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IC POE CNTRL 4 CHANNEL 36SSOP
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제조업체아날로그 디바이스(주)
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제조업체 부품 #LTC4259ACGW-1#TRPBF
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재고3874
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사양
| 속성 | 가치 |
| Part Status | Active |
| Type | Controller (PSE) |
| Number of Channels | 4 |
| Power - Max | 15.4 W |
| Internal Switch(s) | No |
| Auxiliary Sense | No |
| Standards | 802.3af (PoE) |
| Voltage - Supply | 48V ~ 57V |
| Supply Current | 2mA |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Surface Mount |
| Package / Case | 36-BSOP (0.295", 7.50mm Width) |
| Supplier Device Package | 36-SSOP |
| Base Product Number | LTC4259 |
개요
Description
Key specifications include a wide input voltage range, robust thermal management, and the ability to handle multiple power profiles. The LTC4259ACGW-1#TRPBF also incorporates fault protection features, ensuring reliable operation in various environments. Its compact size and efficient design make it ideal for space-constrained applications. Overall, this controller simplifies the integration of PoE into devices, enhancing their functionality and reducing the need for additional power supplies.
Equivalent
Features
1. PoE Compliance: Supports IEEE 802.3af/at standards, enabling power over Ethernet.
2. Power Management: Offers power management and protection features to ensure safe operation and prevent damage.
3. Low Quiescent Current: Minimizes power consumption during idle states.
4. Integrated MOSFET Drivers: Facilitates high-efficiency power conversion with integrated drivers for external FETs.
5. Programmable Power Levels: Allows configuration of power levels based on the application needs.
6. Thermal Protection: Includes thermal shutdown features to enhance reliability.
7. Compact Package: Available in a 16-lead TSSOP package for space-constrained designs.
8. Monitoring Capabilities: Provides status and fault monitoring to enable system diagnostics.
This device is ideal for applications such as VoIP phones, wireless access points, and IP cameras, ensuring efficient power delivery over Ethernet.
Pinout
Key features include:
- Detection of PoE power sources
- Classifying the device to determine power requirements
- Protection features such as overcurrent and thermal shutdown
- Interface for communication and control
The IC is designed to work with IEEE 802.3af and 802.3at standards, enabling efficient power distribution in networking applications. It is available in a compact 16-lead TSSOP package, making it suitable for various PoE-enabled applications.