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TPS23753PWR
+BOMIC POE CNTRL 1 CHANNEL 14TSSOP
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #TPS23753PWR
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在庫状況3963
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Part Status | Not For New Designs |
| Type | Controller (PD), DC/DC |
| Number of Channels | 1 |
| Power - Max | 13 W |
| Internal Switch(s) | Both |
| Auxiliary Sense | No |
| Standards | 802.3at (PoE+), 802.3af (PoE) |
| Voltage - Supply | 0V ~ 57V |
| Supply Current | 580µA |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 14-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 14-TSSOP |
| Base Product Number | TPS23753 |
概要
Description
Key features include:
1. PoE Interface: Manages the power supplied over Ethernet cables, handling detection, classification, and inrush current limiting.
2. DC-DC Converter Controller: Provides efficient power conversion with support for isolated and non-isolated configurations.
3. Programmable: Offers flexibility with programmable undervoltage lockout, overload protection, and thermal shutdown features.
4. Efficiency: Designed for high power efficiency to support energy-saving applications.
5. Package: Available in a compact TSSOP package, facilitating ease of integration into space-constrained designs.
The TPS23753PWR is ideal for powering devices like IP cameras, VoIP phones, and wireless access points in PoE-enabled networks.
Equivalent
1. ON Semiconductor NCP1081: Integrated PoE-PD and DC-DC controller.
2. Microchip PD70224: PoE interface and DC-DC converter controller.
3. Silicon Labs Si3404: PoE-PD interface and DC-DC converter.
4. Analog Devices LTC4267: Integrated IEEE 802.3af PD controller.
These products serve similar functions in providing power conversion and management for PoE applications. Always compare specifications for compatibility.
Features
1. PoE Powered Device (PD) Controller: Supports IEEE 802.3at and IEEE 802.3af standards, allowing it to work seamlessly with PoE systems.
2. Integrated DC-DC Converter: Features a highly efficient DC-DC converter, capable of flyback or forward topologies, to convert the PoE voltage to a suitable level for the application.
3. Wide Input Voltage Range: Supports a wide input voltage range of 13 V to 57 V, accommodating various power sourcing environments.
4. Programmable Features: Includes programmable under-voltage lockout (UVLO) and inrush current limiting for enhanced design flexibility.
5. Thermal Protection: Incorporates thermal shutdown and current limit protection to safeguard the device against overheating and overloading.
6. Compact Package: Available in a small TSSOP package, enabling compact designs.
7. Auxiliary Power Support: Allows for the integration of auxiliary power sources for non-PoE applications.
These features make the TPS23753PWR ideal for use in IP phones, wireless access points, and other PoE-enabled devices.
Pinout
The TPS23753PWR comes in a 16-pin TSSOP package. Its primary functions include:
1. PoE Interface: It manages the detection, classification, and power supply from the Ethernet cable.
2. DC-DC Controller: It integrates a DC-DC controller for efficient power conversion.
3. Internal FET: The device includes an internal FET for the PoE interface, reducing the need for external components.
4. Protection Features: It offers over-temperature, over-current, and over-voltage protection to ensure safe operation.
5. Programmability: The device allows for programmable inrush current, operating current limits, and converter frequency.
These features make the TPS23753PWR a versatile solution for integrating PoE functionality into various electronic devices.
Manufacturer
Application
1. IP Phones: Providing power to Voice over IP (VoIP) phones without separate power supplies.
2. Wireless Access Points: Supplying power to network devices like Wi-Fi routers installed in ceilings or walls.
3. Network Cameras: Enabling power to surveillance cameras in locations without convenient access to electrical outlets.
4. Sensors: Powering IoT and industrial sensors in remote or hard-to-reach locations.
5. IP Printers and Scanners: Reducing cabling needs for networked office equipment.
These applications benefit from reduced wiring complexity and cost-effective power distribution.