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CA3524F Datasheet(PDF) 10 Page - Intersil Corporation |
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CA3524F Datasheet(HTML) 10 Page - Intersil Corporation |
10 / 16 page 10 CA1524, CA2524, CA3524 FIGURE 14. FOLDBACK CURRENT-LIMITING CIRCUIT USED TO REDUCE POWER DISSIPATION UNDER SHORTED OUTPUT CONDITIONS FIGURE 15. CAPACITOR-DIODE COUPLED VOLTAGE MULTIPLIER OUTPUT STAGES FIGURE 16. SINGLE-ENDED INDUCTOR CIRCUITS WHERE THE TWO OUTPUTS OF THE 1524 ARE CONNECTED IN PARALLEL FIGURE 17. TRANSFORMER-COUPLED OUTPUTS 5 4 SA//SB R1 R2 RS SENSE VO = 5V IMAX = I RS VTH + VOR2 R1 + R2 () ISC = VTH RS WHERE VTH = 200mV + - V+ V+ V+ SA SA SA SB SB SB D1 D1 D1 V+ > VO V+ < VO | V+ | > | VO | +VO +VO -VO NOTE: Diode D1 Is Necessary To Prevent Reverse Emitter-Base Breakdown of Transistor Switch SA. V+ V+ V+ SA/SB SA/SB SA/SB +VO +VO -VO | V+ | < | VO | V+ < VO V+ > VO TABLE 1. INPUT vs. OUTPUT VOLTAGE, AND FEEDBACK RESISTOR VALUES FOR IL = 40mA (FOR CAPACI- TOR-DIODE OUTPUT CIRCUIT IN FIGURE 18) VO (V) R2 (KΩ) V+ (Min.) (V) -0.5 6 8 -2.5 10 9 -3 11 10 -4 13 11 -5 15 12 -6 17 13 -7 19 14 -8 21 15 -9 23 16 -10 25 17 -11 27 18 -12 29 19 -13 31 20 -14 33 21 -15 35 22 -16 37 23 -17 39 24 -18 41 25 -19 43 26 -20 45 27 SA-B V+ VO V+ SA SB PUSH-PULL FLYBACK VO VO FULL BRIDGE V+ + - VO + - V+ SA SB Q1 Q2 CAN BE SA OR SA CAN DRIVEQ1 CAN BE SB OR SB CAN DRIVEQ2 |
Similar Part No. - CA3524F |
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Similar Description - CA3524F |
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