Table of Contents
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Basic Characteristics Data
Model
Circuit method
CHS60
Foward converter
CHS80
Half-bridge converter
CHS120
Half-bridge converter
CHS200
Full-bridge converter
CHS300
Full-bridge converter
CHS400
Full-bridge converter
CHS500
Full-bridge converter
*1
Refer to Specification.
*2
Refer to Instruction Manual.
CHS-20
Basic Characteristics Data
Switching
Input
frequency
current
[kHz]
440
*1
250
*1
200
*1
150
*1
170
*1
150
*1
150
*1
Inrush
Rated
current
input fuse
Material
protection
-
-
glass fabric base, epoxy resin
-
-
glass fabric base, epoxy resin
-
-
glass fabric base, epoxy resin
-
-
glass fabric base, epoxy resin
-
-
glass fabric base, epoxy resin
-
-
glass fabric base, epoxy resin
-
-
glass fabric base, epoxy resin
Series/Redundancy
PCB/Pattern
operation availability
Single
Double
Series
sided
sided
operation
Multilayer
Yes
Multilayer
Yes
Multilayer
Yes
Multilayer
Yes
Multilayer
Yes
Multilayer
Yes
Multilayer
Yes
Redundancy
operation
*2
*2
*2
*2
*2
*2
*2
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Table of Contents
Related Manuals for Cosel CHS120
Summarization of Contents
Wiring Input/Output Pin
Wiring input pin
Details on external fuse and input pin wiring for protection.
Wiring output pin
Discusses external input capacitors and noise filters for stable operation.
Function
Overcurrent protection
Explains the built-in Over Current Protection (OCP) and hiccup mode.
Overvoltage protection
Describes the built-in Overvoltage Protection (OVP) and its recovery mechanism.
Thermal protection
Details the thermal protection that shuts down output above 120°C.
Remote ON/OFF
Explains the remote control function for turning the power supply on/off.
Remote sensing
Covers connecting and using the remote sensing feature for voltage regulation.
Adjustable voltage range
Guides on adjusting output voltage using external potentiometers and resistors.
Isolation
Provides guidance for isolation testing like Hi-Pot tests.
PMBus interface
Mentions the digital PMBus interface option for specific models.
Series and Parallel Operation
Series operation
Explains how to connect outputs of multiple power supplies in series.
Parallel operation
Details conditions and requirements for parallel operation of power supplies.
Implementation Mounting Method
Mounting method
Guidance on unit mounting orientation and spacing for airflow.
Automatic Mounting (CHS series:option S)
Instructions for automatic mounting using an adsorption point.
Soldering
Specifies conditions for flow, soldering iron, and reflow soldering.
Stress to the pins
Advises on avoiding excessive force on pins to prevent internal damage.
Derating
CHS Derating
Provides derating curves for load current versus ambient temperature.
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