OM1682

Draft Data Sheet INTEGRATED CIRCUIT 2004 Jul 26 OM1682 OM1682A w Precision triac control thermostat w INTEGRATED ELECTRONIC SOLUTIONS 1BUTLER D RIVE HENDON SA 5014 AUSTRALIA w .D t a S a e h t e U 4 .c m o w w w .D at h S a t e e 4U . m o c Integrated Electronic Solutions, Hendon, South Australia Draft Data Sheet Precision triac control thermostat CONTENTS 1 2 3 3.1 3.2 4 5 6 6.1 6.2 6.3 6.4 6.5 6.6 6.7 6.8 6.9 6.9.1 6.9.2 6.10 6.10.1 6.10.2 6.10.3 7 8 9 10 10.1 10.2 10.3 10.4 10.5 10.6 10.7 10.8 10.9 10.10 10.11 11 12 12.1 12.2 12.2.1 FEATURES GENERAL DESCRIPTION PINNING INFORMATION Pinning layout Pin description ORDERING INFORMATION BLOCK DIAGRAM FUNCTIONAL DESCRIPTION OM1682 and OM1682A VCC - Common, positive DC supply VEE - Negative DC supply, substrate TS and LS - Synchronisation from triac and line PWR - Power supply boost TRG - Triac gate drive SA and SB - Sensor inputs CAP - Timing capacitor RES and MOD - Select Resistive or Reactive load firing Resistive loads Reactive loads OM1682A Pins SW Control function switch LOT Logical output LIN Logical input IMPORTANT: ELECTRICAL SAFETY WARNING LIMITING VALUES CHARACTERISTICS APPLICATION INFORMATION Design considerations Circuit configurations Power supply requirements Gate drive Operating mode at switch on Zero-crossing detection Reactive loads Sensor circuits Common connection to load, triac, and sensor Using the Logical output and input controls in the OM1682A Application circuits PACKAGE OUTLINES ...