Datenblatt-Suchmaschine für elektronische Bauteile |
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ML4821CP Datenblatt(PDF) 2 Page - Micro Linear Corporation |
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ML4821CP Datenblatt(HTML) 2 Page - Micro Linear Corporation |
2 / 12 page 2 ML4821 Micro Linear PIN CONNECTION ML4821 20-Pin SOIC (S20) ML4821 18-Pin DIP (P18) PIN NAME FUNCTION 1 (1) ILIM Peak cycle-by-cycle current limit input 2 (2) IA OUT Output and compensation node of the average current error amplifier 3 (3) IA– Inverting input of the average current error amplifier 4 (4) IA+ Non-Inverting input of the average current error amplifier and output of the gain modulator 5 (5) ISINE Gain modulator input 6 (6) EA OUT Output of output voltage error amplifier 7 (7) INV Inverting input to error amplifier 8 (8) VRMS Input for average line voltage compensation 9 (9) SOFT Normally connected to soft start START capacitor PIN NAME FUNCTION 10 (12) SYNC Oscillator synchronization input 11 (13) OVP Inhibits output pulses when the voltage at this pin exceeds 5V. Also, when the voltage at this pin is less than 0.7V, the IC goes into low current shut-down mode. 12 (14) RT Timing resistor for the oscillator 13 (15) PWR Return for the high current totem GND pole output 14 (16) OUT High current totem pole output 15 (17) VCC Positive supply for the IC 16 (18) VREF Buffered output for the 5V voltage reference 17 (19) CT Timing capacitor for the oscillator. 18 (20) GND Analog signal ground ILIM IA OUT IA– IA+ ISINE EA OUT EA– VRMS SOFT START GND CT VREF VCC OUT PGND RT OVP SYNC 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 TOP VIEW ILIM IA OUT IA– IA+ ISINE EA OUT EA– VRMS SOFT START N/C GND CT VREF VCC OUT PGND RT OVP SYNC N/C 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 TOP VIEW PIN DESCRIPTION (Pin numbers in parentheses are for 20-pin packages) |
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Ähnliche Beschreibung - ML4821CP |
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