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TPS2377DR The Texas Instruments TPS2377DR is an 8-pin PoE Controller IC designed for IEEE 802.3af compliant powered devices. It offers a 13W PD power level and operates within a 0V to 57V input range.
Mfr Part #:

TPS2377DR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS2377DR is an 8-pin PoE Controller IC designed for IEEE 802.3af compliant powered devices. It offers a 13W PD power level and operates within a 0V to 57V input range.
✓ Total Stock: 61,160 pcs
$ Price Range: $1.21

TPS2377DR Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
36,160 pcs
On Request
36160 pcs On Request 1 On Request On Request On Request On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
25,000 pcs
On Request
25000 pcs On Request 1 On Request On Request 13+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

TPS2377DR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Auxiliary Sense
Current
Features
Internal Switch(s)
Mounting Type
Number of Channels
Operating Temperature
Power
Protection
Standards
Supplier Device Package
Type
Voltage
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TPS2377DR Description

Short technical summary and product information.

The Texas Instruments TPS2377DR is a Power over Ethernet (PoE) controller IC designed to support IEEE 802.3af compliant powered devices (PD). This 8-pin device integrates essential features for PoE applications, including detection, classification, and undervoltage lockout (UVLO).

 

Key electrical specifications include a maximum input voltage of 57V and a minimum PoE current limit of 405mA. It supports a PD power level of 13W and features programmable inrush current control. The integrated low-side switch has a typical rDS(on) of 580mΩ and a 100V rating, with 15kV system-level ESD capability.

 

The TPS2377DR operates within an industrial temperature range of -40°C to 85°C. It is available in an 8-SOIC package suitable for surface mounting. The device also includes features like power-good reporting and overtemperature protection, making it a robust solution for various PoE-powered applications.

 

Applications for this controller include VoIP phones, WLAN access points, security cameras, internet appliances, and POS terminals. Its design facilitates the development of IEEE 802.3af compliant powered devices.

TPS2377DR Quick Information

Product Type: PoE Controller
Canonical Name: Texas Instruments TPS2377DR PoE Controller
Subcategory: PoE Controller

TPS2377DR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TPS2377DR Estimated Pricing

Qty Low High
1+ $1.21 $1.21

Estimated market price range - modelled values for guidance only, not live distributor offers.

TPS2377DR Features

  • Supports IEEE 802.3af PoE standards.
  • Provides 13W PD power level.
  • Features programmable inrush current control.
  • Operates from -40°C to 85°C.
  • Available in an 8-SOIC package.

TPS2377DR Applications

  • Ideal for VoIP phones.
  • Suitable for WLAN access points.
  • Used in security cameras.
  • Applicable for POS terminals.
  • Designed for internet appliances.

TPS2377DR FAQs

7 frequently asked questions generated from this part’s specifications.
What PoE standard does the TPS2377DR support?

IEEE 802.3af (PoE) standard.

What is the power level of the TPS2377DR?

13W.

What is the input voltage range?

0V to 57V.

What is the operating temperature range?

-40°C to 85°C.

What package is the TPS2377DR available in?

8-SOIC (0.154", 3.90mm Width) and also 8-pin TSSOP.

Does the TPS2377DR have an internal switch?

Yes, integrated 0.58-Ω, 100-V low-side switch.

What is the current limit?

Fixed 450-mA current limit (minimum 405 mA).

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