SLVU251B June   2008  – February 2022 TPS51220

 

  1.   Trademarks
  2. 1Description
  3. 2Electrical Performance
  4. 3Schematic
  5. 4Test Setup and Procedure
    1. 4.1 Test Setup
    2. 4.2 Test Procedure
  6. 5Configuration
    1. 5.1 Switching Frequency Selection
    2. 5.2 Skip Mode and Control Scheme Selection
    3. 5.3 Current-Sensing Selection
    4. 5.4 Overcurrent Limit and Discharge Selection
    5. 5.5 Control Mode and Protection Selection
    6. 5.6 Soft-Start Setting Selection
    7. 5.7 Output Voltage Adjustment
  7. 6Bill of Materials
  8. 7EVM Assembly Drawing and PCB Layout
  9. 8Reference
  10. 9Revision History

2 Electrical Performance

SPECIFICATIONS TEST CONDITIONS MIN TYP MAX UNIT
Input voltage range (VIN) 8 12 20 V
CH1 Output voltage 5 V
Operating frequency VIN = 12 V, Iout1 = 6 A 280 kHz
Output current VIN = 8 V to 20 V 6 A
Over current limit VIN = 12 V 9 A
Output ripple voltage VIN = 12 V, Iout1 = 6 A 15 mVp-p
CH2 Output voltage 3.3 V
Operating frequency VIN = 12 V, Iout2 = 6 A 280 kHz
Output current VIN = 8 V to 20 V 6 A
Over current limit VIN = 12 V 9 A
Output ripple voltage VIN = 12 V, Iout2 = 6 A 15 mVp-p