U210B Temic Semiconductors (acquired by ATMEL Corporation), U210B Datasheet
U210B
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U210B Summary of contents
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TELEFUNKEN Semiconductors Phase Control Circuit – Load Current Feedback Applications Technology: Bipolar Features Externally controlled integrated amplifier Variable soft start Automatic retriggering Voltage and current synchronisation Case: DIP 14 Preliminary Information U 210 210 B–FP ...
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U 210 210 B–FP Figure 2 Block diagram with external circuitry Open loop control with load current compensation Preliminary Information 2 TELEFUNKEN Semiconductors ...
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TELEFUNKEN Semiconductors Description Mains supply The U 210 B is fitted with voltage limiting and can therefore be supplied directly from the mains. The supply voltage between Pin 2 (+pol/ ) and Pin 3 builds up across D can be ...
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U 210 210 B–FP Soft–start As soon as the supply voltage builds the voltage across the soft–start capacitor and is identical with the voltage on the phase control input on Pin 9. This behaviour ...
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TELEFUNKEN Semiconductors General hints and explanation of terms To ensure safe and trouble–free operation, the following points should be taken into consideration when circuits are being constructed or in the design of printed boards. The connecting lines from C to ...
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U 210 210 B–FP Absolute Maximum Ratings Reference point Pin 2, unless otherwise specified Parameters Current requirement Peak current requirement Synchronisation current Load current monitoring Input current t ...
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TELEFUNKEN Semiconductors Electrical Characteristics – reference point Pin 2, unless otherwise specified s amb Parameters Test Conditions / Pin Supply voltage for mains operations Supply voltage limitation – –I ...
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U 210 210 B–FP Parameters Test Conditions / Pin Soft-start, Figures 7, 8 Starting current Final current V = –0 Discharge current, restart pulse Load current detection, Figure 11 Input ...
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TELEFUNKEN Semiconductors Preliminary Information U 210 210 B–FP 9 ...
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U 210 210 B–FP Preliminary Information 10 TELEFUNKEN Semiconductors ...
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TELEFUNKEN Semiconductors Design calculations The following equations can be used for the evaluation of the series resistor R for worst case conditions – V Mmin Smax R = 0.9 1max 2 I tot V – V Mmax Smin ...
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U 210 210 B–FP Applications In contrast to simple speed controller”, the circuits shown in Figures 15 and 16, react to the load dependent speed drop in which the magnitude of the load current acts on the ...
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TELEFUNKEN Semiconductors Figure 16 Speed control with load current compensation Figure 17 Load current regulation with soft start Current regulation is achieved by the integrated operational amplifier as PI–controller (R of the operational amplifier is directly connected at C Desired ...
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U 210 210 B–FP Dimensions in mm Preliminary Information 14 TELEFUNKEN Semiconductors ...
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TELEFUNKEN Semiconductors OZONE DEPLETING SUBSTANCES POLICY STATEMENT It is the policy of TEMIC TELEFUNKEN microelectronic GmbH to 1. Meet all present and future national and international statutory requirements and 2. Regularly and continuously improve the performance of our products, processes, ...