S-87x Series HIGH WITHSTAND-VOLTAGE VOLTAGE REGULATOR WITH RESET FUNCTION www.sii-ic.com Seiko Instruments Inc., 1997-2010 Rev.8.0 00 The S-87x Series is a low-power high withstand-voltage regulators with a reset function, which integrates high- precision voltage detection and voltage regulation circuits on a single chip. The S-87x Series has lineups for lithium-ion battery packs. Features Accuracy of output voltage: 2.4 % 2.5 V to 5.8 V (0.1 V step) Accuracy of detection voltage: 2.4 % (For the F type, the release voltage is 1.1 %) 2.1 V to 11.3 V (0.1 V step) Low I/O voltage difference: 0.15 V typ. (at I =30 mA, V =5.0 V) OUT OUT 0.45 V typ. (at I =30 mA, V =3.0 V) OUT OUT Low current consumption: At Operation mode: 8 A max. At Shutdown mode: 3.5 A max. (Available for the C/E/G type) Wide operating voltage range: 24 V max. Wide operating temperature range: 40C to +85C Built-in delay circuit or shutdown circuit Built-in short-circuit protection circuit *1 Lead-free, Sn 100%, halogen-free *1. Refer to Product Name Structure for details. Applications Constant voltage power supply or reset circuit of battery-powered equipment, VTR, camera, communications equipment and others. Lithium-ion secondary battery pack Package SOT-89-5 1 Seiko Instruments Inc. HIGH WITHSTAND-VOLTAGE VOLTAGE REGULATOR WITH RESET FUNCTION S-87x Series Rev.8.0 00 Block Diagrams 1. A/F type Short-circuit protection circuit Voltage VOUT VIN regulator VOR Voltage detection circuit Delay circuit VSS CD Figure 1 2. B type Short-circuit protection circuit Voltage VIN VOUT regulator Voltage detection VOR circuit Delay circuit VSS CD Figure 2 2 Seiko Instruments Inc.