ISOCOM COMPONENTS IS281 ( Compact Range ) Pin 1 Anode Pin 4 Collector APPROVALS Pin 2 Cathode Pin 3 Emitter UL Approved File number E91321 THP DESCRIPTION 1 4 The IS281 is an optically coupled isolator consisting of THP an infrared light emitting diode and an NPN silicon 2 3 photo transistor. It belongs to Isocoms Compact range of opto-couplers FEATURES Low profile package ( half pitch ) AC Isolation test voltage 3750V RMS Low coupling capacitance typically 0.3pF CTR selections available Wide temperature range Lead free Halogen Free ABSOLUTE MAXIMUM RATINGS APPLICATIONS Input Diode Power Supply Feedback Voltage/Current Industrial system controllers Forward Current 60mA Measuring instruments Reverse Voltage 6V Signal transmission between systems of Power dissipation 70mW different potentials and impedance Derating Factor > 90C 2mW / C ORDER INFORMATION Output Transistor Collector to Emitter Voltage 80V Available in Tape and Reel with 1000 & 5000 pieces per reel Emitter to Collector Voltage 7V Collector Current 50mA Power Dissipation 150mW MARKING INFORMATION Derating Factor > 70C 3.1mW / C Please note that the device will be marked with the generic part number THP* the date code will also be Total Package marked on the device. Isolation test Voltage 3750V RMS * Denotes internal binning identification Operating Temperature -55 to 110 C Storage Temperature -55 to 150 C ISOCOM COMPONENTS 2004 LTD ISOCOM COMPONENTS ASIA LTD Unit 25B, Park View Road West, Park View Industrial Estate Hong Kong Office, 1712-1713 Hartlepool, Cleveland, TS25 1UD, United Kingdom Laurels Industrial Centre, 32 Tai Yau Street, Tel: +44 (0)1429 863 609 Fax : +44 (0)1429 863 581 San Po Kong, Kowloon, Hong Kong. e-mail: sales isocom.co.uk Tel: +852 2995 9217 Fax : +852 8161 6292 e-mail sales isocom.com.hk ISOCOM COMPONENTS IS281 ( Compact Range ) ELECTRICAL CHARACTERISTICS Ambient Temperature = 25C unless otherwise specified INPUT Parameter Symbol Test Condition Min Typ. Max Unit Forward Voltage V I = 20mA 1.1.20 40 V F F Reverse Leakage I V = 4V 10 A R R Input Capacitance C V = 0V, f = 1 KHz 30 250 pF in OUTPUT Parameter Symbol Test Condition Min Typ. Max Unit CollectorEmitter BV I = 100A 80 V CEO C breakdown Voltage EmitterCollector BV I = 100A 7 V ECO E breakdown Voltage Collector dark Current I V = 20V, I = 0mA 100 nA CEO CE F COUPLED Parameter Symbol Test Condition Min Typ. Max Unit Current transfer ratio CTR I = 5mA, V = 5V 50 600 % F CE Rank A 80 160 B 130 260 C 200 400 D 300 600 E 100 200 F 150 300 GR 100 300 GB 100 600 CollectorEmitter V I = 10mA, I = 1mA 0.1 0.2 V CEsat F C saturation Voltage Input to output isola- V See note 1 3750 V ISO RMS tion Voltage Output rise time t V =2V,Ic = 2mA, Rl = 100 5.0 18 S r ce Output fall time t V =2V,Ic = 2mA, Rl = 100 3.0 18 S f ce Cut off frequency f I = 10mA, V = 5V, 100 kHz c F CE R = 100 L Coupling Capacitance C f = 1 MHz 0.3 pF k Note 1 Measured with input leads shorted together and output leads shorted together 2 08/12/2014 DC93152E/1