SLUUBJ1B february   2017  – july 2023 TPS2373

 

  1.   1
  2.   TPS2373-4EVM-758 Evaluation Module
  3.   Trademarks
  4. 1Introduction
    1. 1.1 Features
    2. 1.2 Applications
  5. 2Electrical Specifications
  6. 3Description
  7. 4Schematic
  8. 5General Configuration and Description
    1. 5.1 Physical Access
  9. 6TPS237xEVM-758 Performance Data
    1. 6.1 Startup
    2. 6.2 Transient Response
    3. 6.3 Efficiency
  10. 7EVM Assembly Drawings and Layout Guidelines
    1. 7.1 PCB Drawings
    2. 7.2 Layout Guidelines
    3. 7.3 EMI Containment
  11. 8Bill of Materials
  12. 9Revision History

2 Electrical Specifications

Table 2-1 lists the EVM electrical specifications.

Table 2-1 TPS2373-4EVM-758 Electrical and Performance Specifications at 25°C
ParameterTest ConditionsMinTypMaxUnit
PD Power Interface
Input VoltageApplied to the power pins of connectors J2 or J4057V
Input UVLO, PoE input J2Rising input voltage36V
Falling input voltage30V
Detection VoltageAt device terminals310V
Classification VoltageAt device terminals1023V
Classification CurrentRclassA = 63.4 Ω3842mA
RclassB = 90.9 Ω26.529.3mA
Inrush Current-Limit275395mA
Operating Current-Limit1.92.5A
DC/DC Converter (UCC2897A)
Output VoltageVIN = 48 V, ILOAD ≤ ILOAD (max)5.175.22V
Output Current41.2 ≤ VIN ≤ 57 V14A
Output Ripple Voltage Peak-to-PeakVIN = 48 V, ILOAD = 14 A100mV
Efficiency, End-to-EndVIN = 48 V, ILOAD = 1 A73%
VIN = 48 V, ILOAD = 6 A92%
VIN = 48 V, ILOAD = 14 A91%
Switching Frequency200kHz