DCN4-BR4 Omron, DCN4-BR4 Datasheet - Page 108

• Manufacturer Part Number: DCN4-BR4
• Description: Std. Flat Cbl Branch Line Pres
• Manufacturer: Omron

Specifications of DCN4-BR4

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

This section explains the various considerations involved in providing a communications power supply.
3-1
3-2
3-3
3-4
3-5
3-6
Basic Concepts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Flowchart: Determining Power Supply Requirements . . . . . . . . . . . . . . . . . .
3-2-1
Locating the Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-3-1
3-3-2
3-3-3
Step 1: Evaluating the Configuration with Graphs . . . . . . . . . . . . . . . . . . . . .
3-4-1
3-4-2
Step 2: Evaluating the Configuration with Calculations. . . . . . . . . . . . . . . . .
3-5-1
3-5-2
Step 3: Splitting the System into Multiple Power Supplies . . . . . . . . . . . . . .
3-6-1
3-6-2
3-6-3
Communications Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Supply Layout Patterns . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Main Factors for Determining the Power Supply Location . . . . . . .
Calculating the Power Supply Location . . . . . . . . . . . . . . . . . . . . . .
Simple Evaluation of Power Supply Location from a Graph . . . . . .
Modifying the Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Formulae for Calculating the Voltage Drop . . . . . . . . . . . . . . . . . . .
Modifying the Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Splitting the Power Supply System . . . . . . . . . . . . . . . . . . . . . . . . .
Configuration of the Power Supply Tap . . . . . . . . . . . . . . . . . . . . . .
Internal Circuits in the Power Supply Tap . . . . . . . . . . . . . . . . . . . .
Communications Power Supply Methods
101
101
101
101
88
89
89
90
90
91
91
92
93
93
96
97
98
SECTION 3
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