Contextual Info: — Not Recommended for New Designs — PT7720 Series 17A, 12-V Input “Big-Hammer II” Programmable ISR SLTS048B Revised 5/21/2002 Features • +12V Bus Input • 5-bit Programmable: 1.3V to 3.5V or 4.5V to 7.6V • High Efficiency • Differential Remote Sense