SLVUCC3 January   2022

 

  1.   Trademarks
  2. 1Introduction
  3. 2Performance Specification
  4. 3EVM Configuration and Modification
    1. 3.1 Input and Output Capacitors
    2. 3.2 Configurable Enable Threshold Voltage
    3. 3.3 MODE/S-CONF Setting
    4. 3.4 Power Good
    5. 3.5 Power Good Pullup Voltage
    6. 3.6 Feedforward Capacitor Option
    7. 3.7 Output Voltage Setting
    8. 3.8 Loop Response Measurement
  5. 4EVM Test Setup
    1. 4.1 Input and Output Connectors
    2. 4.2 Jumper Configuration
      1. 4.2.1 JP1 Enable
      2. 4.2.2 JP2 MODE/S-CONF
      3. 4.2.3 JP3 Power Good
      4. 4.2.4 JP4 PG Pullup Voltage
  6. 5Test Results
  7. 6Board Layout
  8. 7Schematic and Bill of Materials
    1. 7.1 Schematic
    2. 7.2 Bill of Materials
  9. 8References

5 Test Results

This section provides the test results of the TPS629203EVM.

GUID-20211015-SS0I-KTDK-LVTM-BZWZBNDRT0JM-low.png Figure 5-1 Efficiency, VIN= 12 V, VOUT = 3.3 V, FSW = 2.5 MHz and 1 MHz
GUID-20211015-SS0I-BRGB-PHL5-1CPDB7RWZTV1-low.png Figure 5-2 Load Regulation, VIN = 12 V, VOUT = 3.3 V, FSW = 2.5 MHz and 1 MHz
GUID-20211015-SS0I-C94V-XQ1C-VT2BWLQNP48W-low.png Figure 5-3 Line Regulation, VIN = 5 V–17 V, VOUT = 3.3 V, IOUT = 0 A and 300 mA, FSW = 2.5 MHz and 1 MHz
GUID-20211015-SS0I-Q5RZ-G9RP-CKBQDSK9VTMD-low.png Figure 5-4 Loop Response Forced PWM VSET, VIN = 12 V, VOUT = 3.3 V, IOUT = 300 mA
GUID-20211015-SS0I-HKQR-6RC8-LVTM1PJFNQQG-low.png Figure 5-5 Output Voltage Ripple Auto PFM/PWM, VIN = 12 V, VOUT = 3.3 V, IOUT = 0 A
GUID-20211015-SS0I-LKMW-H442-NNZWSQNPLWPD-low.png Figure 5-6 Output Voltage Ripple Forced PWM, VIN = 12 V, VOUT = 3.3 V, IOUT = 300 mA
GUID-20211015-SS0I-CTQX-DMTX-4D3FN1QRMSPJ-low.png Figure 5-7 Input Voltage Ripple Forced PWM, VIN = 12 V, VOUT = 3.3 V, IOUT = 300 mA
GUID-20211015-SS0I-N494-ZDW5-WRFVTRLQ36P1-low.png Figure 5-8 Enable Start-Up Forced PWM, VIN = 12 V, VOUT = 3.3 V, IOUT = 300 mA
GUID-20211015-SS0I-CVJF-8CJ2-MLMQDBWQ51LH-low.png Figure 5-9 Enable Shutdown Forced PWM, VIN = 12 V, VOUT = 3.3 V, IOUT = 300 mA
GUID-20211015-SS0I-JWDN-LZ38-6V9WPMDZM4P6-low.png Figure 5-10 Enable Pre-Bias Start-Up Forced PWM, VIN = 12 V, VOUT = 3.3 V, IOUT = 0 A
GUID-20211015-SS0I-K7MC-RZ6W-6FNFNCQ54BXN-low.png Figure 5-11 Load Transient Forced PWM VSET, VIN = 12 V, VOUT = 3.3 V, IOUT= 100 mA–300 mA, Slew Rate = 1 A/μs
GUID-20211015-SS0I-GDZH-RVKX-SG5WQVFFZ38C-low.png Figure 5-12 Thermal Performance Forced PWM, VIN = 12 V, VOUT = 3.3 V, IOUT = 300 mA, FSW = 2.5 MHz