Linear Technology DC1194A - LTM8020 Demo Board | µModule DC/DC Regulator DC1194A DC1194A Ficha De Dados

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DC1194A
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dc1194af
DEMO MANUAL DC1194A
 DESCRIPTION
LTM8020 
36V, 200mA DC/DC 
µModule Regulator 
Demonstration circuit DC1194A features the LTM
®
8020, a 
200mA DC/DC step-down μModule
®
 regulator. The board 
is preset to deliver a 3.3V output at up to 200mA load 
current from an input voltage of up to 36V. The output 
voltage may be modified by simply changing one resis-
tor. The LTM8020 data sheet must be read in conjunction 
L, LT, LTC, LTM, μModule, Linear Technology and the Linear logo are registered trademarks of 
Linear Technology Corporation. All other trademarks are the property of their respective owners.
with this demo manual prior to working on or modifying 
demo circuit DC1194A. 
Design files for this circuit board are available at 
http://www.linear.com/demo
BOARD PHOTO
PERFORMANCE SUMMARY
PARAMETER
CONDITIONS / NOTES
VALUE
Input Voltage Range
V
OUT
 = 3.3V, Device 0perating
4.5V to 36V
Output Voltage, V
OUT
 
R1 = 30.1k
3.3V
Maximum Output Current
200mA
Efficiency
V
IN
 = 5V, V
OUT
 = 3.3V, I
OUT
 = 100mA  
85% (See Figure 2) 
Light Load Power Loss
V
IN
 = 12V, V
OUT
 = 3.3V, I
OUT
 = 100μA  
400μW