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UC1845ALQMLV bảng dữ liệu(PDF) 2 Page - Texas Instruments |
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2 / 11 page 2 UC1842A/3A/4A/5A UC2842A/3A/4A/5A UC3842A/3A/4A/5A DIL-8, SOIC-8 (TOP VIEW) J or N, D8 Package CONNECTION DIAGRAMS ABSOLUTE MAXIMUM RATINGS (Note 1) Note 1. All voltages are with respect to Ground, Pin 5. Currents are positive into, negative out of the specified terminal. Consult Packaging Section of Databook for thermal limitations and con- siderations of packages. Pin numbers refer to DIL package only. PLCC-20, LCC-20 (TOP VIEW) Q, L Packages Supply Voltage (Low Impedance Source) . . . . . . . . . . . . . . 30V Supply Voltage (ICC mA) . . . . . . . . . . . . . . . . . . . . Self Limiting Output Current. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±1A Output Energy (Capacitive Load). . . . . . . . . . . . . . . . . . . . . 5 µJ Analog Inputs (Pins 2, 3). . . . . . . . . . . . . . . . . . . -0.3V to +6.3V Error Amp Output Sink Current . . . . . . . . . . . . . . . . . . . . 10mA Power Dissipation at TA ≤ 25°C (DIL-8) . . . . . . . . . . . . . . . . 1W Storage Temperature Range . . . . . . . . . . . . . . -65°C to +150°C Lead Temperature (Soldering, 10 Seconds) . . . . . . . . . . 300°C SOIC-14 (TOP VIEW) D Package PACKAGE PIN FUNCTION FUNCTION PIN N/C 1 Comp 2 N/C 3-4 VFB 5 N/C 6 ISENSE 7 N/C 8-9 RT/CT 10 N/C 11 Pwr Gnd 12 Gnd 13 N/C 14 Output 15 N/C 16 VC 17 VCC 18 N/C 19 VREF 20 N/C VREF VCC OUTPUT VCC GND 1 2 3 4 5 6 7 8 16 15 14 13 12 11 N/C N/C N/C RT/CT N/C COMP VFB ISENSE PWRGND N/C 10 9 SOIC-WIDE16 (TOP VIEW) DW Package |
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