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PA-4

 

REV.:  0/2017

www.recom-power.com

 

R-78S3.3-0.1-EVM-1

 

Evaluation Module 

Series

 

R-78S Evaluation Module User Guide

 

 

 

 

 
SCHEMATIC 

 

 

Figure 3: Schematic 

 

LAYOUT 
 

 

Figure 4: TOP layer with components 

 

 

Figure 5: BOTTOM layer 

 

 

Summary of Contents for R-78S3.3-0.1

Page 1: ...d Note2 Max capacitive load is tested at nominal input and full resistive load Specifications measured ta 25 C 1 5Vin full load after warm up unless otherwise stated BASIC CHARACTERISTICS Parameter Condition Min Typ Max Under Voltage Lockout DC DC OFF 0 4VDC Overload Capability 3 peak duty cycle 10 150 10s Quiescent Current 160µA Start up time 2ms Rise Time 800µs Internal Operating Frequency 1200k...

Page 2: ...output voltage is accessed via J7 or the USB port To measure the input and output current of the R 78S remove the jumpers on J4 and J5 J4 and J5 are standard 0 100 2 54mm pin headers to allow current measurement device connections ampere meter scope probe When an external voltage source no on board battery is used on J3 change the jumper position on J1 to pin 1 and pin 2 VEXT When the on board AA ...

Page 3: ...GND Leave open if not used J4 2 pin 0 100 2 54mm header for Input Current Leave closed if not used J5 2 pin 0 100 2 54mm header for Output Current Leave closed if not used J6 2 pin 0 100 2 54mm header for CTRL Enable and GND Leave open if not used J7 2 pin 0 100 2 54mm header for VOUT and GND Leave open if not used J8 2 pin 0 100 2 54mm header for USB D and D Leave open if not used S1 Slide switch...

Page 4: ...4 REV 0 2017 www recom power com R 78S3 3 0 1 EVM 1 Evaluation Module Series R 78S Evaluation Module User Guide SCHEMATIC Figure 3 Schematic LAYOUT Figure 4 TOP layer with components Figure 5 BOTTOM layer ...

Page 5: ...ge property The buyer shall indemnify and hold harmless RECOM its affiliated companies and its representatives against any damage claims in connection with the unauthorized use of RECOM products in such safety critical applications Part Name Number Description Manufacturer Part Number Manufacturer Qty Comps BATTERY_HOLDER_AA HOLDER BATTERY 1CELL AA PC MNT 2460 Keystone Electronics 1 BAT1 JUMPER_2P...

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