поискавой системы для электроныых деталей |
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UC1910 датащи(PDF) 5 Page - Texas Instruments |
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UC1910 датащи(HTML) 5 Page - Texas Instruments |
5 / 6 page UNITRODE CORPORATION 7 CONTINENTAL BLVD. • MERRIMACK, NH 03054 TEL. (603) 424-2410 • FAX (603) 424-3460 value of RF such that it limits the current into VSENSE to ≤ 0.5mA. RF • CF = 1 2 • π • FSWITCH 10 RF ≥ VOUT 0.5mA The Overvoltage Protection output, OVP, can be used to directly drive a crowbarring SCR, as shown in Figure 3. A typical application is shown in Figure 4 using the UC3910 together with the UC3886 Average Current Mode PWM Controller IC for a power supply to drive In- tel’s Pentium®Pro processor. -15 -10 -5 0 5 10 15 20 25 30 0.3 0.4 0.5 0.6 0.7 0.8 0.9 Ratio RDIV UV OV OVP Figure 2. OV, UV and OVP Percentage Thresholds as a Function of the Divider Ratio RDIV UC1910 UC2910 UC3910 Figure 3. Driving and SCR Using the UC3910 OVP Signal Figure 4. UC3910 Configured with the UC3886 for a Pentium® Pro DC/DC Converter APPLICATION INFORMATION (cont.) UDG-96021 UDG-96019 5 |
Аналогичный номер детали - UC1910 |
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Аналогичное описание - UC1910 |
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