TSM111CN STMicroelectronics, TSM111CN Datasheet
TSM111CN
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TSM111CN Summary of contents
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TRIPLE VOLTAGE AND CURRENT SUPERVISOR OVERVOLTAGE PROTECTION FOR 3.3V, 5V AND 12V WITHOUT EXTERNAL COMPO- NENTS OVERCURRENT PROTECTION FOR 3.3V, 5V AND 12V WITH INTERNAL THRESHOLD VOLTAGE POWER GOOD CIRCUITRY GENERATES POWER GOOD SIGNAL REMOTE ON/OFF FUNCTION PROGRAMMABLE TIMING FOR ...
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TSM111 SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol V DC Supply Voltage pin Output Current Power Good and PWM out P Power Dissipation d T Storage Temperature Range stg ESD Electrostatic Discharge I Input Current in V Minimum ...
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ELECTRICAL CHARACTERISTICS V = 16V 0°C to 70°C (typical values given for 25°C) CC amb Symbol Parameter I Total Supply Current CC V Current Sense Threshold Voltage 3.3V cs1 V Current Sense Threshold Voltage 5V cs2 V Current ...
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TSM111 POWER GOOD SECTION Symbol Parameter Turn on Delay for Power Good, Tpor Cpor = 2 Tpor Delay Charging Current Vth Tpor Delay Threshold Voltage Vhdet Under Voltage Comparator Hysteresis Vhpor Hysteresis on Tpor Voltage Detect Level Vdet ...
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PIN DESCRIPTION Name Pin Type Vcc 5 supply Vrefmain 14 analog input Fbmain 15 analog output Vrefaux 13 analog input Fbaux 12 analog output IS33 20 analog input V33 1 analog input IS5 19 analog input V5 2 analog input ...
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TSM111 APPLICATION DIAGRAM 6/17 ...
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TIMING DIAGRAM : remote control TSM111 7/17 ...
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TSM111 TIMING DIAGRAM : overvoltage or overcurrent shut-down 8/17 ...
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AN EXAMPLE OF 90W MICRO ATX POWER SUPPLY USING L5991A, VIPER20 AND TSM111 Protection against accidental short circuits and fault conditions is mandatory in PC power sup- plies. These protection circuits can be realized by using many discrete components which ...
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TSM111 SUPERVISORY CIRCUIT OPERATION The system power ON/OFF logic is generated by the PC, which is “Low” in system “On” condition and “High” when the system is “Off”. This is con- nected to remote pin 7. The IC’s internal logic ...
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BILL OF MATERIAL No Part Number Capacitors 27 47UF/25V 28 3.9NF 29 .47UF/16V 30 1NF 31 100UF/25 32 .22UF/250V A.C 33 1000UF/10V 34 3300UF/10 35 470UF/16V 36 2.2NF 37 2.2UF/16 38 470UF/25V 39 4.7NF 40 47UF/16V 41 100UF/25V ...
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TSM111 12/17 ...
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EVALUATION BOARD - TECHNICAL NOTE TSM111 is a Housekeeping IC which is best used in PC Switch Mode Power Supplies for secondary 3.3V, 5V, and 12V power lines protection. TSM111 integrates all the necessary functions for a secure and reliable ...
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TSM111 When the system has latched (either after over- current or overvoltage condition), the system needs to be reset via the Remote input. The C2 capacitor determines two different timings to the Fault output : C2=100nF => Trem1(ON to OFF)=8ms ...
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Figure 2a Figure 2b TSM111 15/17 ...
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TSM111 PACKAGE MECHANICAL DATA 20 PINS - PLASTIC DIP Dim. Min. a1 0.254 B 1. 16/17 Millimeters Typ. Max. 1.65 0.45 0.25 25.4 8.5 2.54 22.86 7.1 3.93 3.3 1.34 ...
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... No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied ...