IR1110 International Rectifier Corp., IR1110 Datasheet - Page 32

• Manufacturer Part Number: IR1110
• Description: Soft Start Controller Ic In A 64-lead Mqfp Package
• Manufacturer: International Rectifier Corp.

IR1110
example, CRAMP could be clamped via an opto-coupler device to limit the short circuit current.
ramp, limiting the short circuit current within less than half a cycle. The ramp will then increase
again, until the line fuses blow or other action is taken.
essentially zero bus voltage.
Externally controlled shutdown of the rectifier
hence also the output voltage of the rectifier, to zero.
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IR JAPAN: K&H Bldg., 2F, 30-4 Nishi-Ikebukuro 3-Chome, Toshima-Ku, Tokyo, Japan 171-0021 Tel: [phone]
IR HONG KONG: Unit 308, #F, New East Ocean Centre, No. 9 Science Museum Road, Tsimshatsui East, Kowloon,
If a short circuit occurs during normal operation, the voltage dip comparator resets the
The short circuit condition is signified by a train of 1-phase loss pulses, accompanied by
The circuit in Figure 14 can be used, if desired, to externally clamp the ramp voltage,
WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245 Tel: [phone]
IR GREAT BRITAIN: Hurst Green, Oxted, Surrey RH8 9BB, UK Tel: ++ 44 1883 732020
ADVANCE INFORMATION
Data and specifications subject to change without notice.
Hong Kong Tel: [phone]
www.irf.com
7/17/2000