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UC3843D8TR Datasheet(PDF) 2 Page - Texas Instruments |
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UC3843D8TR Datasheet(HTML) 2 Page - Texas Instruments |
2 / 28 page www.ti.com ABSOLUTE MAXIMUM RATINGS (1) CONNECTION DIAGRAMS 1 2 3 4 8 7 6 5 COMP VFB ISENSE RT/CT VREF VCC OUTPUT GROUND DIL-8, SOIC-8 N or J PACKAGE, D8 PACKAGE (TOP VIEW) NC − No internal connection 1 2 3 4 5 6 7 14 13 12 11 10 9 8 COMP NC VFB NC ISENSE NC RT/CT SOIC-14, CFP-14 D or W PACKAGE (TOP VIEW) VREF NC VCC VC OUTPUT GROUND PWR GND 3 2 1 20 19 9 10 11 12 13 4 5 6 7 8 18 17 16 15 14 VCC VC NC OUTPUT NC NC VFB NC ISENSE NC PLCC-20 Q PACKAGE (TOP VIEW) UC1842/3/4/5 UC2842/3/4/5 UC3842/3/4/5 SLUS223C – APRIL 1997 – REVISED JUNE 2007 UNIT Low impedance source 30 V Supply voltage ICC < 30 mA Self Limiting Output current ±1 A Output energy (capacitive load) 5 µJ Analog inputs (Pins 2, 3) –0.3 V to 6.3 V Error amp output sink current 10 mA TA≤ 25°C (DIL-8) 1 W Power dissipation TA≤ 25°C (SOIC-14) 725 mW TA≤ 25°C (SOIC-8) 650 mW Storage temperature range –65 °C to 150°C Junction temperature range –55 °C to 150°C Lead temperature (soldering, 10 seconds) 300 °C (1) All voltages are with respect to Pin 5. All currents are positive into the specified terminal. Consult Packaging Section of Databook for thermal limitations and considerations of packages. 2 Submit Documentation Feedback |
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