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TPS23754PWPR
+BOMIC POE CNTRL 1 CHANNEL 20HTSSOP
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #TPS23754PWPR
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Gói HTSSOP (PWP)-20
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Có sẵn4756
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Controller (PD), DC/DC |
| NumberofChannels | 1 |
| Power-Max | 30 W |
| InternalSwitch(s) | Both |
| AuxiliarySense | No |
| Standards | 802.3at (PoE+), 802.3af (PoE) |
| Voltage-Supply | 0V ~ 57V |
| Current-Supply | 920µA |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 20-PowerTSSOP (0.173, 4.40mm Width) |
Tổng quan
Description
Key features include a high-efficiency DC-DC converter with an integrated switch, support for external FETs for higher power applications, undervoltage lockout, and thermal protection to ensure reliable operation. The TPS23754PWPR also offers an advanced startup and fault recovery mechanism, enabling robust performance in different environments. Its small footprint and minimal external component requirements make it suitable for compact designs.
Overall, the TPS23754PWPR is an effective solution for designers looking to implement PoE functionality in their products, offering flexibility, efficiency, and reliability.
Equivalent
1. Silicon Labs Si3404 - Integrated PoE PD controller.
2. Microchip PD70224ILQ - PoE and DC-to-DC converter controller.
3. ON Semiconductor NCP1095 - Integrated PoE-PD interface controller.
4. Maxim Integrated MAX5969 - PoE interface with DC-DC controller.
These alternatives offer similar functions for handling power and data over Ethernet connections. Always check specific application requirements when selecting an equivalent.
Features
1. IEEE 802.3at Compliant: Supports PoE+ applications, allowing up to 25.5W of power delivery.
2. Integrated DC-DC Controller: Supports various topologies like flyback, forward, and active clamp forward, enhancing design flexibility.
3. High Efficiency: Advanced power management with synchronous rectification for efficient energy conversion.
4. Auxiliary Power Support: Allows operation with external power supplies, useful for redundancy or higher power requirements.
5. Protection Features: Includes inrush current limiting, thermal protection, and output overvoltage protection to ensure robust operation.
6. Programmable Features: Offers programmable frequency, soft start, and slope compensation for tailored performance.
7. Compact Package: Available in a 20-pin HTSSOP package, facilitating compact and efficient designs.
These features make the TPS23754PWPR ideal for powering devices like IP cameras, wireless access points, and VoIP phones, where efficient power management and reliability are critical.
Pinout
Pin Count: 20 pins.
Key Functions:
- PoE Interface: Integrates IEEE 802.3af/at compliant PoE interface, facilitating power reception from Ethernet cables.
- DC-DC Controller: Incorporates a DC-DC converter controller for efficient power conversion.
- Switching Frequency: Supports adjustable switching frequency, enabling flexibility in design.
- Integrated FET Driver: Features integrated FET drivers for ease of implementation in power conversion circuits.
- Protection Features: Includes overcurrent, thermal protection, and inrush current limiting to enhance reliability.
- Power Good and Enable: Provides signaling for power-good status and enable/disable control for additional flexibility.
- Auxiliary Power Support: Allows usage of auxiliary power, maintaining the device's versatility in different scenarios.
These features make the TPS23754PWPR a versatile choice for efficient and reliable PoE applications.