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| Datasheet File OCR Text: |
| Rato (Description): Preliminary RT1072 RT1072PIR(Passive Infra-Red)PIR Mixed-mode TRIACRELAY (FEATURES) : 1. 2. 3. 4. 5. 6. Mixed-mode CMOS IC. CDS PIR R.C. TRIAC RELAY (APPLICATION) 1. 2. 3. 4. (PIN CONFIGURATION) : OP1 P1 N1 VREF GND TB TEST TC 1 2 3 4 5 6 7 8 RT1072 16 15 14 13 12 11 10 9 OP2 P2 N2 VDD ZCD RELAY TRIAC CDS A020327-V1.0 1 PIR CONTROLLER Rato Pad No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pad Name OP1 P1 N1 VREF GND TB TEST TC CDS TRIAC RELAY ZCD VDD N2 P2 OP2 I/O O I I O I I I I O O I I I O Preliminary Description RT1072 (PIN DESCRIPTION) : OP OP OP R.C. IC R.C. TRIAC RELAY Active CDS Sensor Active Low TRIAC Active High RELAY Zero Crossing OP OP OP (FUNCTIONAL DESCRIPTION) : (Block Diagram) OP2 N2 COMPARATOR DETECTOR ZERO CROSS ZCD VDD P2 VREF OP1 BANDGAP GND N1 P1 CONTROLL CIRCUIT CDS TC TEST TB OSC 1 TIMER OUTPUT CIRCUIT OSC 2 SYSTEM CLOCK TRIAC RELAY A020327-V1.0 2 PIR CONTROLLER Rato Preliminary RT1072 TB PIR 768 TB 32 TB Pulse TRIAC RELAY RELAY TRIAC Active Inactive 4096 TB TB R.C. R TB C TC TRIAC RELAY Active Active TC 245760 TC TC TC R.C. Active PIR TC 245760 TC R TC DIVIDER C A020327-V1.0 3 PIR CONTROLLER Rato Preliminary RT1072 CDS CDS PIR CDS PIR CDS CDS CDS C VR (Timing Diagram) RSTB CDS V IH OP2 V IL > 768 TB (NOTE 1) < 768 TB > 768 TB (NOTE 1) RELAY 245760 TC TRIAC 4096 TB (NOTE 2) 2TB NOTE(1)Comparator 768 TB (2)TRIAC RELAY Active 245760 TC Active PIR Active A020327-V1.0 4 PIR CONTROLLER Rato Maximum Ratings Symbol VDD VI VO Pdis TOP Tst Preliminary Parameter Supply voltage Input voltage Output voltage Max. Power Dissipation Operating Temperature Storage Temperature Condition Rating -0.3 ~ 6 -0.3 ~ Vcc+0.3 -0.3 ~ Vcc+0.3 300 -20 ~ 70 -50 ~ 125 RT1072 Vdd=5V Unit V V V mW Electrical Characteristics Symbol VDD Vref VIH (CDS) VIL (CDS) Idd Parameter Supply voltage Regulated Voltage CDS Input High Voltage CDS Input Low Voltage Operating Current Condition Vdd=5V Vdd=5V Vdd=5V Vdd=5V No Load, OSC ON Vdd=5V No Load, OSC OFF Min. 4 3 1.3 0.6 80 Typ. 5 3.2 1.7 0.9 100 Max. 5.5 3.4 2.2 1.1 150 Unit V V V V A A A A mA mA mA KHz KHz dB mV ISB Iref Icds IOH (relay) IOL (relay) IOL (triac) fTB fTC AVO VOS Stand By Current Source Current of Vref Source Current of CDS Source Current of Relay Sink Current of Relay Sink Current of TRIAC Frequency of TB Frequency of TC OP Amp open loop gain OP Amp Input offset voltage 40 200 2.5 60 3.5 12.8 12.8 Vdd=5V Vdd=5V 16 16 100 4.5 5 5 15 19.2 19.2 5 A020327-V1.0 5 PIR CONTROLLER |
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