Photocoupler Product Data Sheet LTV-357T Spec No.: DS70-2001-012 Effective Date: 05/28/2014 Revision: L LITE-ON DCC RELEASE BNS-OD-FC001/A4 LITE-ON Technology Corp. / Optoelectronics No.90,Chien 1 Road, Chung Ho, New Taipei City 23585, Taiwan, R.O.C. Tel: 886-2-2222-6181 Fax: 886-2-2221-1948 / 886-2-2221-0660 http://www.liteon.
Photocouplers LTV-357T 1. DESCRIPTION 1.1 Features Current transfer ratio ( CTR : MIN. 50% at IF = 5mA, VCE = 5V ) High input-output isolation voltage ( Viso = 3,750Vrms ) High collector-emitter voltage ( VCEO = 35V ) Subminiature type (The volume is smaller than that of conventional DIP type by as far as 30%) Employs double transfer mold technology Mini-flat package : 2.0mm profile : LTV-357T series Safety approval UL 1577 VDE DIN EN60747-5-5 (VDE 0884-5) , CSA CA5A CQC GB4943.
Photocouplers LTV-357T 2. PACKAGE DIMENSIONS Part No : LTV-357T Notes : 1. 2. 3. 4. 3-digit date code. Factory identification mark shall be marked (Y: Thailand, X:China-TJ, W:China-CZ) Rank shall be or shall not be marked. “●” for halogen free option. 5. “4”or”V” for VDE option. 2/11 Part N.
Photocouplers LTV-357T 3. TAPING DIMENSIONS P/N : LTV-357T TP1 MINI FLAT (3000pcs/reel): No Suffix & Suffix “TP1” Description Symbol Dimension in mm (inch) Tape wide W 12±0.3 (0.47) Pitch of sprocket holes P0 4±0.1 (0.15) F 5.5±0.1 (0.217) P2 2±0.1 (0.079) P1 8±0.1 (0.315) Distance of compartment Distance of compartment to compartment 3/11 Part N.
Photocouplers LTV-357T 4. RATING AND CHARACTERISTICS 4.
Photocouplers LTV-357T 4.2 ELECTRICAL OPTICAL CHARACTERISTICS at Ta=25°C Parameter Input Symbol Min. Typ. Max. Unit Forward Voltage VF — 1.2 1.4 V IF=20mA Reverse Current IR — — 10 A VR=4V Terminal Capacitance Ct — 30 250 pF V=0, f=1KHz Collector Dark Current ICEO — — 100 nA VCE=20V, IF=0 BVCEO 35 — — V IC=0.1mA, IF=0 BVECO 6 — — V IE=10A, IF=0 IC 2.5 — 30 mA CTR 50 — 600 % VCE(sat) — — 0.
Photocouplers LTV-357T 5. RANK TABLE OF CURRENT TRANSFER RATIO CTR CTR Rank Min Max A 80 160 B 130 260 C 200 400 D 300 600 A or B or C or D or No mark 50 600 Condition IF=5mA, VCE=5V, Ta=25oC 6/11 Part N.
Photocouplers LTV-357T 6. CHARACTERISTICS CURVES F ig .1 F o rw a rd C u rre n t vs. F ig .2 C o lle cto r P o w e r D is sip a tio n vs. A m b ie n t T e m p e ra tu re A m b ie n t T e m p e ra tu re C o llec to r p o w er d issip atio n Pc (m W) 60 Fo rward c urrent I F (m A) 50 40 30 20 10 0 -55 0 25 50 75 100 200 150 100 50 0 125 -55 0 25 50 75 100 o Am b ient tem p erature Ta ( C ) F ig .3 C o lle cto r-e m itte r S a tu ra tio n F ig .4 F o rw a rd C u rre n t v s.
Photocouplers LTV-357T F ig .7 R e la tiv e C u rre n t T ra n sfe r R a tio F ig .8 C o lle c to r-e m itte r S a tu ra tio n V o lta g e v s . A m b ie n t T e m p e ra tu re v s . A m b ie n t T e m p e ra tu re 0.10 C o llec to r-em itter saturatio n vo ltag e VC E (sat) (V) Relative c urrent transfer ratio (%) 150 IF = 1m A, V C E = 5V 100 50 IF = 20m A IC = 1m A 0.08 0.06 0.04 0.
Photocouplers LTV-357T 7. TEMPERATURE PROFILE OF SOLDERING 7.1 IR Reflow soldering (JEDEC-STD-020C compliant) One time soldering reflow is recommended within the condition of temperature and time profile shown below. Do not solder more than three times. Profile item Conditions Preheat - Temperature Min (TSmin) 150˚C - Temperature Max (TSmax) 200˚C - Time (min to max) (ts) 90±30 sec Soldering zone - Temperature (TL) 217˚C - Time (tL) 60 ~ 100 sec Peak Temperature (TP) 260˚C 3˚C / sec max.
Photocouplers LTV-357T 7.2 Wave soldering (JEDEC22A111 compliant) One time soldering is recommended within the condition of temperature. Temperature: 260+0/-5˚C Time: 10 sec. Preheat temperature:25 to 140˚C Preheat time: 30 to 80 sec. 7.3 Hand soldering by soldering iron Allow single lead soldering in every single process. One time soldering is recommended. Temperature: 380+0/-5˚C Time: 3 sec max. 10/11 Part N.
Photocouplers LTV-357T 8. RRECOMMENDED FOOT PRINT PATTERNS (MOUNT PAD) Unit: mm 9. Notes: LiteOn is continually improving the quality, reliability, function or design and LiteOn reserves the right to make changes without further notices. The products shown in this publication are designed for the general use in electronic applications such as office automation equipment, communications devices, audio/visual equipment, electrical application and instrumentation.
