SG1543/SG2543/SG3543
CHARACTERISTIC CURVES
(continued)
FIGURE 3.
COMPARATOR INPUT HYSTERESIS
FIGURE 4.
CURRENT LIMIT INPUT THRESHOLD
FIGURE 5.
CURRENT LIMIT AMPLIFIER GAIN
FIGURE 6.
CURRENT LIMIT AMPLIFIER FREQUENCY RESPONSE
APPLICATION INFORMATION
FIGURE 7 - SURGE LIMIT CIRCUIT FOR LARGE DELAY CAPACITORS
FIGURE 8 - INPUT LINE MONITOR
The 100 ohm resistor limits the peak discharge current into the
SG1543 while the external PNP transistor provides a high peak-
current discharge path for the delay capacitor.
11/91 Rev 1.1 2/94
Copyright
©
1994
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Microelectronics Inc.
MICROSEMI [ MICROSEMI CORPORATION ]
