TP122A
19W Class II weighing system power supply EN 55022 CISPR22 Class B
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Model reference
TPFB-19-3-A
Nominal output power
19W
Multiple output voltages
+5V
+9V
-9V
TP122A
19W Linear transformer sized SMPS used in industrial weighing systems. Triple output: +5Vdc, +9Vdc and -9Vdc.
Overview
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19W power supply
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Small size and low weight
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Fly back converter topology
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Intergrated power fail signal
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Accuracy of the three output voltages is achieved by a special design without the use of voltage regulators
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Easy and reliable connections
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Custom made
Application
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Industrial weighing system: electronics of a digital control board and an analogue signal amplifier
Input
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Universal input voltage range
- :85 – 264 Vac
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Leakage current
- :1 mA RMS max.
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Efficiency
- :> 75%
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Class II
Protections
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+5V undervoltage protection
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Overload / short circuit protection
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Automatic restart after 3 seconds
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Time related output power / overcurrent protection
Safety & EMC
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EN 55022 (CISPR22) Class B
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IEC/EN/UL 60950-1
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IEC/EN 61000-3-3
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IEC/EN 61000-4-2
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IEC/EN 61000-4-3
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IEC/EN 61000-4-4
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IEC/EN 61000-4-5
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IEC/EN 61000-4-6
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IEC/EN 61000-4-11
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IEC/EN 61000-6-3