TIDT357 November   2023

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Power Requirements
    1.     6
    2.     7
    3. 1.1 Power-On Sequence
    4. 1.2 Power-Off Sequence
    5. 1.3 Required Equipment
    6. 1.4 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
  7. 3Waveforms
    1. 3.1 Start-Up Sequence
    2. 3.2 Shutdown Sequence
    3. 3.3 Output Voltage Ripple
    4. 3.4 Load Transients

3.3 Output Voltage Ripple

The output voltage ripple for each power rail at loaded conditions is shown in Figure 3-18 to Figure 3-9.

GUID-20230918-SS0I-SZ4T-8TXN-555XDPX0JKVR-low.png Figure 3-3 LM61480-Q1 Voltage Ripple, 3.3-V Output (VDDSHVx and VDDSHV5), 6.7-A Load
GUID-20230918-SS0I-BB0D-JCQS-JW4PRW1DCPDD-low.png Figure 3-4 TPS628502-Q1 Voltage Ripple, 1.8-V Output (VDDSHVy), 325-mA Load
GUID-20230918-SS0I-9DBM-DQZG-BBBJZXDVWMXD-low.png Figure 3-5 LP5912-Q1 Voltage Ripple, 1.8-V Output (VDDA_1P8), 180-mA Load
GUID-20230918-SS0I-047S-LGS4-XSSJT8W9FTB9-low.png Figure 3-6 TPS628502-Q1 Voltage Ripple, 1.1-V Output (VDDS_DDR), 400-mA Load
GUID-20230918-SS0I-CXL5-VDHG-JZKGHSH5NS6H-low.png Figure 3-7 TPS628502-Q1 Voltage Ripple, 0.85-V Output (VDDR_CORE), 300-mA Load
GUID-20230918-SS0I-RJMJ-CFJ7-855JXWKL5SJH-low.png Figure 3-8 TPS62871-Q1 Voltage Ripple, 0.75-V Output (VDD_CORE), 5.7-A Load
GUID-20230918-SS0I-BQV2-XTML-GG5SS41MWDBB-low.png Figure 3-9 TPS745-Q1 Voltage Ripple, 1.8-V Output (VPP), 400-mA Load