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| Solid State Relay Features 1. Molded epoxy body. 2. Zero crossing circuit. 3. High input/output insulation. 4. Small size and light weight. 5. Can be installed directly on the PC board. 6. Fast reactive speed. 7. Normally open. KSD205AC3 Outside Dimension : Unit (mm) Applications 1. Household Appliances. 2. Temperature Control System. 3. Industrial Automatic Control. 4. Lighting System. 5. Office Appliances. 6. Factory Appliances. Schematic : Top View Absolute Maximum Ratings Parameter Input Input Signal Voltage Drop-out Voltage RMS on-state current Peak one cycle surge current (8.3 ms) Output Repetitive peak-off state Voltage Operating frequency Critical rate of rise of on-state current Load supply voltage Isolation Voltage input to output Operating Temperature Storage Temperature Soldering Temperature 10 Sec Symbol VIN Vdo IT Isurge VDRM f di/dt Vout Viso Topr Tstg Tsol Rating 5~12 1 5 50 600 47~70 50 250 4000 -30~100 -30~125 260 Unit VDC VDC Arms A V Hz A/g S Vrms AC Vrms (Ta=25C) Electrical Characteristics Parameter Input Pick-up Voltage Input current On-state Voltage Operating Current Output Leakage Current Critical rate of rise of off-state Voltage Zero-cross Voltage Load Voltage Rating Minimum trigger current Isolation resistance input to output Turn-on time Turn-off time Thermal resistance (between junction and case) Vout IFT RISO Ton Toff Rth (j-C) I IT=50mArms MIN VDRM=600V DC500V 60Hz AC 60Hz AC 1.3 1010 8.3 8.3 50 Symbol Vpu Iin VT Iop I leak dv/dt Conditions It=1Arms Vin=5-12V IT=1Arms Vout=240Vrms Vout=240Vrms See Note 1 50 200 Yes 280 10 50 7 5 MIN TYP MAX 4 25 1.5 (Ta=25C) Unit VDC mA Vrms mArms mArms V/g S VAC mA mS mS Note1G Output (dv/dt) protection is provided in all models, and they are designed to switch resistive or inductive loads to 0.2 power factor. The dv/dt rating is based on source impedance of 50 ohms. 28 c 2004 cosmo ELECTRONICS CORPORATION http://www.cosmo-ic.com KSD205AC3 Data Curve Fig.1 RMS On-state Current vs. Ambient Temperature (1) With infinite heat sink (2) With heat sink (70x70x2mm AI plate) (3) With heat sink (50x50x2mm AI plate) (4) Without heat sink RMS On-state Current (A) Fig.2 Surge Current vs. Time Fig.3 Open Circuit Leak Current vs. Supply Voltage Ambient Temperature Ta (C) Time (SEC) Open Circuit Leak Current ILeak (mArms) Surge Current (A) Supply Voltage (Vrms) Fig.4 RMS On-state Current vs. CaseTemperature Fig.5 Input Voltage vs. Ambient Temperature Fig.6 Input Current vs. Input voltage RMS On-state Current (A) Case Temperature Tc (C) Ambient Temperature Ta (C) Input Current (mA) Input Voltage (V) Input Voltage (VDC) Fig.7 Action waveform Fig.8 WIRING DIAGRAM c 2004 cosmo ELECTRONICS CORPORATION http://www.cosmo-ic.com 29 |
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