SLVUCI9 November   2023 TPS61289

 

  1.   1
  2.   TPS61289EVM-113 Evaluation Module
  3.   Trademarks
  4. 1Introduction
    1. 1.1 Performance Specification
    2. 1.2 Modification
  5. 2EVM Configuration
    1. 2.1 EVM Top View and Circuit Layout Partitions
    2. 2.2 Connector, Test Point and Jumper Descripitions
      1. 2.2.1 Connector and Test Point Description
      2. 2.2.2 Jumper Configuration
  6. 3Test Procedure
    1. 3.1 Bench Setup
    2. 3.2 Boost Mode or Battery Discharge Mode Test Procedure
      1. 3.2.1 Power up and Power down Sequence
      2. 3.2.2 Test Waveform
    3. 3.3 Buck Mode or Battery Charge Mode Test Procedure
      1. 3.3.1 Power-up and Power-down sequence
      2. 3.3.2 Test Waveform
    4. 3.4 Operating the EVM with USB2ANY
      1. 3.4.1 Install USB2ANY Explorer
      2. 3.4.2 USB2ANY Connection
      3. 3.4.3 USB2ANY Interface Introduction
      4. 3.4.4 Test Procedure with USB2ANY
  7. 4Schematic, Bill of Materials, and Board Layout
    1. 4.1 Schematic
    2. 4.2 Bill of Materials
    3. 4.3 Board Layout
  8. 5Revision History

1.1 Performance Specification

Table 3-2 provides a summary of the TPS61289 EVM performance specifications. All specifications are given for an ambient temperature of 25°C.

• Operating voltage ranges

VHIGH / Vbus – up to 20 V

VLOW / Vbat – up to 5 V

• Operating current

– 15-A maximum charge / discharge current

• Switching frequency:

– Fsw 250 kHz when VLOW > 1.7 V

– Fsw down to 100 kHz when VLOW < 1.5 V

– Fsw down to 50 kHz when VLOW < 0.5 V

• Efficiency: > 95 % at VLOW= 4.2 V, VHIGH= 15 V, Icharge or Idischarge = 7 A

Table 1-1 Performance Specification Summary
Parameter MIN TYP MAX Unit
VLOW 0.5 3.6 5 V
VHIGH 10 15 20 V
Default Switching Frequency 250 kHz