ISOCOM COMPONENTS IS281 ( Compact Range ) APPROVALS Pin 1 Anode Pin 2 Cathode Pin 4 Collector Pin 3 Emitter UL 1577 Pending DESCRIPTION The IS281 is an optically coupled isolator consisting of an infrared light emitting diode and an NPN silicon photo transistor. It belongs to Isocom’s Compact range of opto-couplers 1 THP_ 2 4 3 FEATURES • • • • • • • Low profile package ( half pitch ) AC Isolation test voltage 3750VRMS Low coupling capacitance typically 0.3pF CTR selections available Wide temperature range Lead free Halogen Free ABSOLUTE MAXIMUM RATINGS APPLICATIONS • • • • Power Supply Feedback Voltage/Current Industrial system controllers Measuring instruments Signal transmission between systems of different potentials and impedance Input Diode Forward Current Reverse Voltage Power dissipation Derating Factor > 90°C ORDER INFORMATION Output Transistor • Collector to Emitter Voltage Emitter to Collector Voltage Collector Current Power Dissipation Derating Factor > 70°C Available in Tape and Reel with 1000 & 5000 pieces per reel MARKING INFORMATION Please note that the device will be marked with the generic part number “THP*” the date code will also be marked on the device. * Denotes internal binning identification ISOCOM COMPONENTS 2004 LTD Unit 25B, Park View Road West, Park View Industrial Estate Hartlepool, Cleveland, TS25 1UD, United Kingdom Tel: +44 (0)1429 863 609 Fax : +44 (0)1429 863 581 e-mail: [email protected] http://www.isocom.com 1 16/03/2010 60mA 6V 70mW 2mW / °C 80V 7V 50mA 150mW 3.1mW / °C Total Package Isolation test Voltage Operating Temperature Storage Temperature 3750VRMS -55 to 110 C -55 to 150 C ISOCOM COMPONENTS ASIA LTD Hong Kong Office, 1712-1713 Laurels Industrial Centre, 32 Tai Yau Street, San Po Kong, Kowloon, Hong Kong. Tel: +852 2995 9217 Fax : +852 8161 6292 e-mail [email protected] DC93152E ISOCOM COMPONENTS IS281 ( Compact Range ) ELECTRICAL CHARACTERISTICS Ambient Temperature = 25°C unless otherwise specified INPUT Parameter Symbol Test Condition Min Typ. Max Unit Forward Voltage VF IF = 20mA 1.20 1.40 V Reverse Leakage IR VR = 4V 10 µA Input Capacitance Cin V = 0V, f = 1 KHz 30 250 pF Symbol Test Condition Min Typ. Max Unit Collector—Emitter breakdown Voltage BVCEO IC = 100µA 80 V Emitter—Collector breakdown Voltage BVECO IE = 100µA 7 V ICEO VCE = 20V, IF = 0mA Symbol Test Condition Min Current transfer ratio CTR IF = 10mA, VCE = 5V 50 Collector—Emitter saturation Voltage VCEsat IF = 10mA, IC = 1mA Input to output isolation Voltage VISO See note 1 Output rise time tr Vce =2V,Ic = 2mA, Rl = 100Ώ 5.0 18 µS Output fall time tf Vce =2V,Ic = 2mA, Rl = 100Ώ 3.0 18 µS Cut off frequency fc IF = 10mA, VCE = 5V, RL = 100Ώ 100 kHz Coupling Capacitance Ck f = 1 MHz 0.3 pF OUTPUT Parameter Collector dark Current 100 nA Max Unit 600 % 0.2 V COUPLED Parameter Note 1 2 16/03/2010 Typ. 0.1 3750 VRMS Measured with input leads shorted together and output leads shorted together DC93152E ISOCOM COMPONENTS IS281 ( Compact Range ) 3 16/03/2010 DC93152E ISOCOM COMPONENTS IS281 ( Compact Range ) 4 16/03/2010 DC93152E