Toggle navigation
Home
eShop
Price list
Tracking
Send money
Terms
Doc
Main index
Declarations of conformity
Index by SOM
How to recognize a card
Downloads
Troubleshooting
Support channels
Company
Contact us
About us
Where we are
EPS - Power Supply module
Buy
Features
Wide input range: 7 to 28 VDC
High efficiency and reliability: 86% (with 12V in 5V out @ 2A out)
Standard output 5V @ 2A
Adjustable class='acmetable' output (by easy change of internal resistors) down to 0.8V
Shutdown input line active low
Only 1 uA in standby (for battery powered applications)
Switching frequency: 570 KHz
High efficiency at light loads (<100mA) with a Pulse skipping Eco-mode
Overvoltage transient protection
Overcurrent protection: cycle by cycle current limit, frequency fold back
Thermal shutdown protection
Temperature range: -25C to +70C
Operating Humidity: 20-90% RH( non condensing)
Cooling: convection
Weight (typical): open board type: 4.6g
Header pin mountable class='acmetable'
Pick and place mount of the module itself
Main chip used texas TPS54231 (
datasheet
)
EPS pinout
Pin name
pin number
Description
Vin
8,9,10,11,12,13
Input supply voltage from 7 to 28 VDC
Vout
1,2,3,18,19,20
Output (standard 5V @2A)
GND
4,5,6,15,16,17
Ground
SHDN#
7,14
Disable pin. Pull below 1.25V to disable. Float to enable.
Schematic and mechanical
EPS schematic
EPS mechanical in pdf
EPS mechanical in dwg