SLUU224A
May 2005 – March 2022
TPS40100
Trademarks
1
Introduction
2
Description
2.1
Applications
2.2
Features
2.2.1
Using Remote Sense (J3)
2.2.2
Simultaneous Tracking (J3)
2.2.3
Enable (SW2)
2.2.4
Margin Up/Down (J4)
2.2.5
Power Good (J1)
2.2.6
Synchronization (J1)
3
Electrical Performance Specifications
4
Schematic
5
Test Setup
5.1
Equipment
5.1.1
Voltage Source (VIN)
5.1.2
Meters
5.1.3
Loads (LOAD1)
5.1.4
Recommended Wire Gauge
5.1.5
Other
5.2
Equipment Setup
5.2.1
Initial EVM Jumper and Switch Settings
5.2.2
Procedure
5.2.3
Start-Up and Shutdown Procedure
5.2.4
Equipment Shutdown
5.3
Other Tests
5.3.1
Adjusting Output Voltage (R1 and R3)
5.3.2
Remote Sense Test Setup
5.3.3
Voltage Tracking Test Setup
5.3.3.1
Single Unit Tracking (Charge)
5.3.3.2
Single Unit Tracking (Discharge)
5.3.4
Enable and Disable Test Setup
5.3.4.1
Power-On Enable
5.3.5
Margin Test Setup
5.3.5.1
Margin Up 5%
5.3.6
Power Good and Synchronization Test Setup
5.3.6.1
Synchronization
6
TPS40100EVM Typical Performance Data and Characteristics Curves
6.1
Efficiency
6.2
Line and Load Regulation
6.3
Loop Stability
7
EVM Assembly Drawings and Layout
8
List of Materials
9
Revision History
2.2
Features
10.8-V to 13.2-V input range
3.3-V fixed output
10-A
DC
steady state output current
Output margin up and down support
Tracking voltage input to support simultaneous sequencing
Power-good indicator
Frequency synchronization input
Remote sensing scheme
380-kHz switching frequency
Single main switch MOSFET and single synchronous rectifier MOSFET
Single component side, surface mount design on a 3.0-inch × 3.25-inch evaluation board
Four layer PCB with all components on top side
Convenient test points for probing critical waveforms
Test points for full loop analysis as well as control to output