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STEVAL-ISA004V1
VIPer22A Dual Output Reference Board 90 to 264VAC Input, 10W Output

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Features and Description
Switch-mode general-purpose power supply
Input: 90 to 264 AC 50/60 Hz
Output: 12 V @ 0.42 A and 5 V @ 1 A
Burst-mode operation in standby for Blue Angel operation
Current mode control
Switching frequency: 60 kHz
75% efficiency
Auxiliary undervoltage lockout with hysteresis
Output short-circuit protection
Thermal shutdown protection
Meets EN55022 Class B EMI specification

Click for larger imageThis is an offline, wide-range, VIPer22A dual-output power supply at a switching frequency of 60,kHz and is set up for secondary regulation with an optocoupler. One output delivers 5,V at 1,A and a second output delivers 12 V at 0.42 A, making a total output power of 10,W.
The evaluation board meets the Blue Angel Norm, consuming less than 1 W total when working in standby mode. The board operates in burst mode when both the output loads are reduced to zero and the output voltages still remain regulated.

Technical Documentation
Application Note
/User Manual
Download
Resources
Gerber Files Download (31-October-2007, 85 KB)
Schematics Download (31-October-2007, 31 KB)
Bill of material Download (31-October-2007, 41 KB)
Key Products
BYW100-200 
VIPER22ADIP 
TL431 
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Purchase STEVAL-ISA004V1