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Product Detailed Parameters
- Description：IC POE CNTRL 1 CHANNEL 8TSSOP
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Controller (PD)
- Number of Channels：1
- Power - Max：12.95 W
- Internal Switch(s)：Yes
- Auxiliary Sense：No
- Standards：802.3af (PoE)
- Voltage - Supply：0V ~ 57V
- Current - Supply：240µA
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：8-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package：8-TSSOP
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Overview
The TPS2376PWR is a Powered Device controller compliant with IEEE 802.3af standards, designed for Power over Ethernet applications. It operates within a supply voltage range of 0 V to 57 V and features a maximum on-resistance of 1 ohm. The device limits current to 405 mA and supports an output power of 12.95 W. It functions in temperatures from -40°C to +85°C and consumes 240 µA of operating current. Packaged in a TSSOP-8 surface-mount format, it integrates classification and switch control for PoE endpoints.
Feature Summary
- Integrates IEEE 802.3af classification logic for powered device identification
- Includes high-side power switch with low on-resistance for efficient power delivery
- Supports operation across extended industrial temperature ranges
Applications
- IEEE 802.3af Powered Device implementations
- Power over Ethernet endpoint circuits
- LAN interface power management systems
Procurement Notes
Verify the specific suffix 'PWR' confirms the TSSOP-8 package and reel packaging configuration. Ensure compatibility with the target PCB footprint for the eight-pin thin-shrink small-outline package. Confirm that the component meets the required environmental specifications for the intended operational temperature range before finalizing procurement.
Selection Notes
Select this component when designing IEEE 802.3af compliant powered devices requiring a compact surface-mount solution. The TSSOP-8 package offers space efficiency compared to larger alternatives. Consider the 405 mA current limit and 1 ohm on-resistance characteristics to ensure adequate performance for the specific load requirements of the application design.
Part Context
This part belongs to the Texas Instruments TPS2376 series of PoE controllers. It serves as a core component for managing power delivery in networked devices. The series provides integrated solutions for classification and switching, simplifying the design of compliant powered endpoints in LAN infrastructure environments.
Replacement Considerations
TPS2376PW (SOIC-8 package variant)
FAQ
What is the maximum operating voltage for the TPS2376PWR?
The device supports a working power supply voltage range from 0 V to 57 V.
Does the TPS2376PWR support IEEE 802.3at?
No, the component is specified for IEEE 802.3af standard compliance only.
