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UC2844N Fiches technique(PDF) 3 Page - Texas Instruments |
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UC2844N Fiches technique(HTML) 3 Page - Texas Instruments |
3 / 56 page 9 10 11 12 13 3 2 1 20 19 18 17 16 15 14 4 5 6 7 8 VCC VC NC OUTPUT NC NC VFB NC ISENSE NC 1 2 3 4 5 6 7 14 13 12 11 10 9 8 VCC VC PWRGND COMP NC VFB NC ISENSE NC RT/CT GROUND OUTPUT VREF NC OUTPUT VCC VREF GROUND VFB COMP ISENSE RT/CT 1 2 3 4 8 7 6 5 3 UC1842, UC2842, UC3842, UC1843, UC2843, UC3843 UC1844, UC2844, UC3844, UC1845, UC2845, UC3845 www.ti.com SLUS223D – APRIL 1997 – REVISED AUGUST 2016 Product Folder Links: UC1842 UC2842 UC3842 UC1843 UC2843 UC3843 UC1844 UC2844 UC3844 UC1845 UC2845 UC3845 Submit Documentation Feedback Copyright © 1997–2016, Texas Instruments Incorporated 5 Device Comparison Table UVLO TEMPERATURE RANGE MAX DUTY CYCLE TURNON AT 16 V TURNOFF AT 10 V SUITABLE FOR OFF-LINE APPLICATIONS TURNON AT 8.4 V TURNOFF AT 7.6 V SUITABLE FOR DC-DC APPLICATIONS UC1842 UC1843 –55°C to 125°C Up to 100% UC2842 UC2843 –40°C to 85°C UC3842 UC3843 0°C to 70°C UC1844 UC1845 –55°C to 125°C Up to 50% UC2844 UC2845 –40°C to 85°C UC3844 UC3845 0°C to 70°C 6 Pin Configuration and Functions D, JG, and P Packages 8-Pin SOIC, CDIP, and PDIP Top View D and W Packages 14-Pin SOIC and CFP Top View FK Package 20-Pin LCCC Top View |
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