LH1556AAC www.vishay.com Vishay Semiconductors Dual 1 Form A Solid-State Relay (Normally Open) FEATURES Dual channel Current limit protection 1 8 S1 Isolation test voltage 5300 V RMS Typical R 22 ON 2 7 S1 Load voltage 350 V 3 6 S2 Load current 120 mA Clean bounce free switching 4 5 S2 Low power consumption Material categorization: for definitions of compliance please see www.vishay.com/doc 99912 APPLICATIONS General telecom switching DESCRIPTION Security equipment The LH1556 dual 1 Form A relays are SPST normally open Instrumentation switches that can replace electromechanical relays in many applications. They are constructed using a GaAIAs LED for Industrial controls actuation control and MOSFET switches for the output. In addition, the LH1556 SSRs employ current-limiting circuitry AGENCY APPROVALS to provide overvoltage protection. UL1577, file no. E52744 ORDERING INFORMATION SMD-8 L H 1556 A A C PART NUMBER ELECTR. PACKAGE > 0.1 mm VARIATION CONFIG. PACKAGE UL SMD-8, tubes LH1556AAC Rev. 1.9, 05-Jul-2018 Document Number: 83842 1 For technical questions, contact: optocoupleranswers vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 LH1556AAC www.vishay.com Vishay Semiconductors ABSOLUTE MAXIMUM RATINGS (T = 25 C, unless otherwise specified) amb PARAMETER CONDITIONS SYMBOL VALUE UNIT INPUT IRED continuous forward current I 50 mA F IRED reverse voltage V 5V R Input power dissipation P 80 mW diss OUTPUT DC or peak AC load voltage V 350 V L Continuous DC load current at 25 C, I 120 mA L one channel Continuous DC load current at 25 C, I 110 mA L two channels SSR output power dissipation P 550 mW diss SSR Ambient temperature range T -40 to +85 C amb Storage temperature range T -40 to +150 C stg Soldering temperature t = 10 s max. T 260 C sld Note Stresses in excess of the absolute maximum ratings can cause permanent damage to the device. Functional operation of the device is not implied at these or any other conditions in excess of those given in the operational sections of this document. Exposure to absolute maximum ratings for extended periods of the time can adversely affect reliability ELECTRICAL CHARACTERISTICS (T = 25 C, unless otherwise specified) amb PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT INPUT IRED forward current, switch turn-on I = 100 mA, t = 10 ms I -0.25 2 mA L Fon IRED forward current, switch turn-off V = 350 V I 0.05 0.15 - mA L Foff IRED forward voltage I = 10 mA V 1.15 1.36 1.45 V F F OUTPUT On-resistance I = 5 mA, I = 50 mA R -22 35 F L ON Off-resistance I = 0 mA, V = 100 V R 0.5 5000 - G F L OFF I = 0 mA, V = 100 V I - < 1 200 nA F L O Off-state leakage current I = 0 mA, V = 350 V I - 6 1000 nA F L O I = 0 mA, V = 1 V, 1 MHz C -39 - pF F L O Output capacitance I = 0 mA, V = 50 V, 1 MHz C -6 - pF F L O Current limit AC/DC I = 5 mA, t = 5 ms, V = 6 V I 170 300 450 mA F L limit TRANSFER Capacitance (input to output) V = 1 V C -1 - pF IO IO Note Minimum and maximum values are testing requirements. Typical values are characteristics of the device and are the result of engineering evaluations. Typical values are for information only and are not part of the testing requirements SWITCHING CHARACTERISTICS (T = 25 C, unless otherwise specified) amb PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT Turn-on time I = 5 mA, I = 50 mA t - 0.13 3.0 ms F L on Turn-off time I = 5 mA, I = 50 mA t - 0.05 3.0 ms F L off Rev. 1.9, 05-Jul-2018 Document Number: 83842 2 For technical questions, contact: optocoupleranswers vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000