SLVUCA2 December   2021 TPS629210

 

  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 Set Up
    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

2 Performance Specification

Table 2-1 provides a summary of the TPS629210EVM performance specifications. All the specifications are given at an ambient temperature of 25°C.

Table 2-1 TPS629210EVM Performance Specification Summary
SpecificationTest ConditionsMINTYPMAXUNIT
Input voltage51217V
Output voltage3.3V
Output current01A
Input currentVIN = 12 V, VOUT = 3.3 V, IOUT = 0 A, forced PWM, 2.5 MHz, 3.3-μH inductor5.7mA
VIN = 12 V, VOUT = 3.3 V, IOUT = 1 A, forced PWM, 2.5 MHz, 3.3-μH inductor0.302A
Switching frequencySet by Mode/S-CONF pin2.5MHz
Line regulationVIN = 5 V–17 V, VOUT= 3.3 V, IOUT = 1 A, forced PWM, 2.5 MHz, VSET, 3.3-μH inductor±0.15%
Load regulationVIN = 12 V, VOUT = 3.3 V, IOUT = 0 A–1 A, forced PWM and auto PFM/PWM with AEE, 2.5 MHz, VSET, 3.3-μH inductor±0.15%
Output rippleVIN = 12 V, VOUT = 3.3 V, IOUT = 1 A, forced PWM, 2.5 MHz, 3.3-μH inductor10mV
Peak efficiencyVIN = 12 V, VOUT = 3.3 V, IOUT = 0 A–1 A, forced PWM, 2.5 MHz, 3.3-μH inductor90.43%
VIN = 12 V, VOUT = 3.3 V, IOUT = 0 A–1 A, auto PFM/PWM with AEE, 2.5 MHz, 3.3-μH inductor90.77%
VIN = 12 V, VOUT = 3.3 V,IOUT = 10 mA, auto PFM/PWM with AEE, 2.5 MHz, 3.3-μH inductor84.66%
Output rise timeVIN = 12 V, VOUT = 3.3 V, IOUT = 1 A, forced PWM, 2.5 MHz, 3.3-μH inductor500μs
Load transientVIN = 12 V, VOUT = 3.3 V, IOUT = 0.5 A–1 A, Slew rate: 1 A/μs, forced PWM, VSET, 2.5 MHz, 3.3-μH inductor±58mV
Loop bandwidthVIN = 12 V, VOUT = 3.3 V, IOUT = 1 A, forced PWM, VSET, 2.5 MHz, 3.3-μH inductor95.89kHz
Phase marginVIN = 12 V, VOUT = 3.3 V, IOUT = 1 A, forced PWM, VSET, 2.5 MHz, 3.3-μH inductor84.4°
IC case temperatureVIN = 12 V, VOUT = 3.3 V, IOUT = 1 A, forced PWM, 2.5 MHz, 3.3-μH inductor, 10 minutes soaking34.6°C