SLUU274A May   2007  – January 2022 TPS40193

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Description
    2. 1.2 Applications
    3. 1.3 Features
  3. 2TPS40193EVM-001 Electrical Performance Specifications
  4. 3Schematic
  5. 4General Configuration and Description
    1. 4.1 Adjusting Output Voltage (R7)
    2. 4.2 Adjusting Short-Circuit Protection (R9)
    3. 4.3 Disable Jumper (JP1)
    4. 4.4 Test Point Descriptions
      1. 4.4.1 Input Voltage Monitoring (TP1, TP2)
      2. 4.4.2 Power-Good (TP3, TP4, TP5)
      3. 4.4.3 Compensation and Initialization (TP6)
      4. 4.4.4 Switching Waveforms (TP7, TP8, TP9, TP10)
      5. 4.4.5 Loop Analysis (TP11, TP12, TP13, TP14)
      6. 4.4.6 Output Voltage and Monitoring (TP15, TP16)
      7. 4.4.7 Pre-Bias Input (TP17)
  6. 5Test Setup
    1. 5.1 Equipment
      1. 5.1.1 Voltage Source
      2. 5.1.2 Meters
      3. 5.1.3 Loads
      4. 5.1.4 Oscilloscope
      5. 5.1.5 Recommended Wire Gauge
      6. 5.1.6 Other
    2. 5.2 Equipment Setup
    3. 5.3 Start-Up/Shutdown Procedure
    4. 5.4 Output Ripple Voltage Measurement Procedure
    5. 5.5 Control Loop Gain and Phase Measurement Procedure
    6. 5.6 Equipment Shutdown
  7. 6TPS40193EVM-001 Typical Performance Data and Characteristic Curves
    1. 6.1 Efficiency
    2. 6.2 Line and Load Regulation
    3. 6.3 Output Voltage Ripple
    4. 6.4 Switch Node
    5. 6.5 Control Loop Bode Plot
      1. 6.5.1 Low Line (VIN = 8 V)
      2. 6.5.2 High Line (VIN = 14 V)
  8. 7EVM Assembly Drawings and Layout
  9. 8Bill of Materials
  10. 9Revision History

2 TPS40193EVM-001 Electrical Performance Specifications

Table 2-1 summarizes the electrical specifications of the TPS40193EVM-001.

Table 2-1 TPS40193EVM-001 Electrical and Performance Specifications
PARAMETER SYMBOL CONDITIONS MIN NOM MAX UNITS
Input Characteristics
Input Voltage VIN 8 12 14 V
Input Current IIN VIN = Min, IOUT = Max 2.7 2.85 A
No Load Input Current VIN = Min, IOUT = 0A 48 60 mA
Input UVLO VIN_UVLO IOUT = Min to Max 3.9 4.2 4.4 V
Input OV VIN_OV IOUT = Min to Max N/A V
Output Characteristics
Output Voltage VOUT VIN = NOM, IOUT = NOM 1.86 1.8 1.84 V
Line Regulation VIN = Min to Max, IOUT = NOM 0.5 %
Load Regulation VIN = NOM, IOUT = Min to Max 0.5 %
Output Voltage Ripple VOUT_Ripple VIN = NOM, IOUT = MAX 40 mVPP
Output Current IOUT VIN = Min to Max 0 6 10 A
Output Over Current Inception Point IOCP VIN = NOM, VOUT = (VOUT – 5%) 19 A
Output OVP VOVP IOUT = Min to Max N/A V
Transient Response
Load Step ΔI 0.75 × IOUT_Max to 0.25 × IOUT _Max 5 A
Load Slew Rate 5 A/μs
Overshoot 50 mV
Settling Time ms
System Characteristics
Switching Frequency FSW 250 300 350 kHz
Peak Efficiency ηPK VIN = NOM, IOUT = Min to Max 95 %
Full Load Efficiency η VIN = NOM, IOUT = Max 92 %
Operating Temperature Range TOP VIN = Min to Max, IOUT = Min to Max –40 +25 +60 °C
Mechanical Characteristics
Dimensions
(Active Area)		 W Width 1.54 in
L Length 0.76 in