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UC1907J883B датащи(PDF) 2 Page - Texas Instruments |
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UC1907J883B датащи(HTML) 2 Page - Texas Instruments |
2 / 12 page UC1907, UC2907, UC3907 LOAD SHARE CONTROLLER SLUS165C – MARCH 1999 - REVISED JANUARY 2002 2 www.ti.com block diagram 11 14 10 13 8 9 12 15 16 7 5 4 1 6 3 2 2 k Ω 2 k Ω + – 40 k Ω 40 k Ω CURRENT SENSE AMPLIFIER 100 + – BUFFER AMPLIFIER + – 50 mV ADJUST AMPLIFIER ADJ V CC 1 k Ω V REF 1.75 V + – GROUND AMPLIFIER 0.25 V GND + – 50 k Ω 20 k Ω 1.0 V 1.75 V VOLTAGE ERROR AMPLIFIER STATUS INDICATE CURRENT SHARE BUS ADJ INPUT ADJ OUT ISET OPTO DRIVE COMP (+) SENSE VCC (4.5 V TO 35 V) (–) SENSE POWER RTN ARTIFICIAL GND VREF C/S OUT C/S (–) C/S (+) DRIVE AMPLIFIER + – DRV 10 kΩ 17.5 k Ω absolute maximum ratings over operating free-air temperature (unless otherwise noted)† Supply voltage 35 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Opto out voltage 35 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Opto out current 20 mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Status indicate sink current 20 mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C/S input voltage 35 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Share bus voltage –0.3 V to 35 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Other analog inputs and outputs (zener clamped) maximum forced voltage –0.3 V to10 V . . . . . . . . . . . . . . . . Other analog inputs and outputs (zener clamped) maximum forced current ±10 mA . . . . . . . . . . . . . . . . . . . . . Ground amp sink current 50 mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pins 1, 9, 12, 15 sink current 20 mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Storage temperature range, Tstg –65 °C to 150°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Junction temperature, TJ –55 °C to 150°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Lead temperature (solder 10 seconds) 300 °C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . † Pin Nos. refer to 16 Pin DIL Package. ‡ Currents are positive into, negative out of the specified terminal. Consult packaging section of databook for thermal limitations and considerations of package. |
Аналогичный номер детали - UC1907J883B |
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Аналогичное описание - UC1907J883B |
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