S-1000 Series ULTRA-SMALL PACKAGE HIGH-PRECISION VOLTAGE DETECTOR www.sii-ic.com Seiko Instruments Inc., 2004-2015 Rev.3.1 00 The S-1000 series is a series of high-precision voltage detectors developed using CMOS process. The detection voltage is fixed internally with an accuracy of 1.0%. It operates with low current consumption of 350 nA typ. Two output forms, Nch open-drain and CMOS output, are available. CMOS voltage detector, S-1000 Series is the most suitable for the portable equipments with ultra low current consumption, high precision and corresponding to the small package. Features Ultra-low current consumption 350 nA typ. (V = detection voltage + 1.5 V) DD High-precision detection voltage 1.0% Operating voltage range 0.95 to 5.5 V Hysteresis characteristics 5% typ. Detection voltage 1.5 to 4.6 V (0.1 V step) Output form Nch open-drain output (Active L) CMOS output (Active L) *1 Lead-free, Sn 100%, halogen-free *1. Refer to Product Name Structure for details. Applications Power monitor for microcomputers and reset for CPUs. Power monitor for portable equipments such as cellular phones, digital still cameras and PDAs. Constant voltage power monitor for cameras, video equipments and communication devices. Packages SC-82AB SOT-23-5 SNT-4A Seiko Instruments Inc. 1 ULTRA-SMALL PACKAGE HIGH-PRECISION VOLTAGE DETECTOR Rev.3.1 00 S-1000 Series Block Diagrams 1. Nch open-drain output products VDD OUT *1 + *1 V REF VSS *1. Parasitic diode Figure 1 2. CMOS output products VDD *1 OUT *1 + *1 V REF VSS *1. Parasitic diode Figure 2 2 Seiko Instruments Inc.