LITE-ON DCC
RELEASE
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.com/opto
Photocoupler
Product Data Sheet
LTV-355T
Spec No.: DS70-2001-006
Effective Date: 10/27/2016
Revision: L
BNS-OD-FC001/A4
BNS-OD-FC001/A4
BNS-OD-FC001/A4
BNS-OD-FC001/A4
1/11
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
1. DESCRIPTION
1.1 Features
Current transfer ratio ( CTR : MIN. 600% at I
F
= 1mA, V
CE
= 2V )
High input-output isolation voltage ( Viso = 3,750Vrms )
Employs double transfer mold technology
Mini-flat package : 2.0mm profile : LTV-355T
Safety approval
UL 1577 & cUL
VDE DIN EN60747-5-5 (VDE 0884-5) ,
CSA CA5A
FIMKO/DEMKO/SEMKO/NEMKO
RoHS Compliance
All materials be used in device are followed EU RoHS directive (No.2002/95/EC).
ESD pass HBM 8000V/ MM2000V/ CDM2000V
MSL class1
1.2 Applications
Hybrid substrates that require high density mounting.
Programmable controllers
System appliance, measuring instruments
2/11
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
2. PACKAGE DIMENSIONS
2.1 LTV-355T series
Notes :
1. 1-digit year code, Example : 2010 = A
2-digit work week ranging from ‘01’ to ‘53’
2. Factory identification mark shall be marked (W: China -CZ, X: China -TJ)
3. “●” indicates halogen free option.
4. “4”or”V” for VDE option.
*All dimensions in millimeters.
3/11
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
3. TAPING DIMENSIONS
3.1 LTV-355T-TP 3.2 LTV-355T-TP1
3.3 Quantities Per Reel
Description Symbol Dimension in mm (inch)
Tape wide W 12±0.3 (0.472)
Pitch of sprocket holes P
0
4±0.1 (0.157)
Distance of compartment F 5.5±0.1 (0.217)
P
2
2±0.1 (0.079)
Distance of compartment to
compartment P
1
8±0.1 (0.315)
Package Type LTV-355T series
Quantities (pcs) 3000
4/11
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
4. RATING AND CHARACTERISTICS
4.1 Absolute Maximum Ratings at Ta=25°C
Parameter Symbol Rating Unit
Input
Forward Current I
F
50 mA
Reverse Voltage V
R
6 V
Power Dissipation P 70 mW
Junction Temperature T
J
125
o
C
Output
Collector - Emitter Voltage V
CEO
35 V
Emitter - Collector Voltage V
ECO
6 V
Collector Current I
C
80 mA
Collector Power Dissipation P
C
150 mW
Junction Temperature T
J
125
o
C
Total Power Dissipation P
tot
170 mW
1. Isolation Voltage V
iso
3750 V
rms
Operating Temperature T
opr
-55 ~ +110
o
C
Storage Temperature T
stg
-55 ~ +150
o
C
2. Soldering Temperature T
sol
260
o
C
1. AC For 1 Minute, R.H. = 40 ~ 60%
Isolation voltage shall be measured using the following method.
(1) Short between anode and cathode on the primary side and between collector and emitter on the
secondary side.
(2) The isolation voltage tester with zero-cross circuit shall be used.
(3) The waveform of applied voltage shall be a sine wave.
2. For 10 Seconds
5/11
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
4.2
ELECTRICAL OPTICAL CHARACTERISTICS at Ta=25°C
Parameter
Symbol
Min. Typ. Max.
Unit
Test Condition
Input
Forward Voltage V
F
— 1.2 1.4
V I
F
=20mA
Reverse Current I
R
— — 10 µA
V
R
=4V
Terminal Capacitance C
t
— 30 250
pF
V=0, f=1KHz
Output
Collector Dark Current I
CEO
— — 1 uA
V
CE
=10V, I
F
=0
Collector-Emitter
Breakdown Voltage BV
CEO
35 — — V I
C
=0.1mA, I
F
=0
Emitter-Collector
Breakdown Voltage BV
ECO
6 — — V I
E
=10µA, I
F
=0
TRANSFER
CHARACTERISTICS
Collector Current I
C
6 — 75 mA
I
F
=1mA
V
CE
=2V
1. Current Transfer Ratio CTR 600 — 7500
%
Collector-
Emitter
Saturation Voltage V
CE(sat)
— 0.8 1 V I
F
=20
mA
I
C
=5mA
Isolation Resistance R
iso
5×10
10
1×10
11
— Ω DC500V,
40 ~ 60% R.H.
Floating Capacitance Cf — 0.6 1 pF
V=0, f=1MHz
Cut-Off Frequency fc 1 6 — kHz
V
CE
=5V,
I
C
=2mA
R
L
=100Ω,
-3dB
Response Time (Rise) tr — 60 300
µs V
CE
=2V,
I
C
=10mA
R
L
=100Ω,
Response Time (Fall) tf — 53 250
µs
1.
100%
I
I
CTR
F
C
×=
6/11
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
5. CHARACTERISTICS CURVES (TYPICAL PERFORMANCE)
Fig.4 Forward Current vs. Forward
Fig.5 Current Transfer Ratio vs. Forward
Current Fig.6 Collector Current vs.
Collector-emitter Voltage
0
Ta= 75 C
50 C 25 C
0 C
-25 C
Ta= 25 C
Pc(MAX.)
5mA
2mA
1mA
Fig.3 Collector-emitter Saturation
Voltage vs. Forward Current
Ic= 0.5mA 1mA
3mA 7mA
5mA
Ta= 25 C
30mA
oo
00 0.5 1.0 1.5 2.0 2.5 4.03.0 3.5
1
2
3
4
5
6
7
8
o
0
10.5 1.0 3.01.5 2.0 2.5
2
5
10
20
50
100
200
500
o
oo
o
o
0
0.1 0.2 0.5 1 2 5 10
1000
2000
3000
4000
5000
0
20
40
60
80
100
1 2 3 4 5
Voltage
I
F
= 10mA
Forward current I
F
(mA) Collector-emitter voltage V
CE
(V)
Forward voltage V
F
(V)
Forward current I
F
(mA)
Forward current I
F
(mA)
Currentor-emitter saturation voltage
V
CE
(sat)
Collector current I
C
(mA)
Current transfer ratio CTR (%)
V
CE
= 2V
Ta= 25 C
Fig.1 Forward Current vs. Fig.2 Collector Power Dissipation vs.
Ambient Temperature
0
Collector power dissipation Pc (mW)
Ambient temperature Ta ( C) Ambient temperature Ta ( C)
60
0
50
100
150
200
Ambient Temperature
oo
50
40
30
20
10
Forward current I
F
(mA)
0 5025 75 100 125-55 -55 125250 50 75 100
7/11
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
Fig.7 Relative Current Transfer Ratio
vs. Ambient Temperature Fig.8 Collector-emitter Saturation Voltage
Fig.9 Collector Dark Current vs.
Ambient Temperature Fig.10 Response Time vs. Load
Fig.11 Frequency Response
Ta=25 C tr tf
td
ts
vs. Ambient Temperature
Ambient temperature Ta ( C)
Ambient temperature Ta ( C)
Frequency f (kHz)
o
o
o
o
0.2
0.05 0.1 0.2 0.5 1 2 5 10
0.5
1
2
5
10
20
50
100
200
500
0.02
-20
-10
0
0.1 10 1001
Resistance
Test Circuit for Response Time
Test Circuit for Frequency Response
Input Output
Input
Output
Vcc
td
tr tf
ts 90%
10%
Collecotr dark current I
CEO
(nA) Relative current transfer ratio (%)
Response time ( s)
Voltage gain Av (dB)
Load resistance R
L
(k )
R
L
R
D
R
L
R
D
Output
Vcc
V
CE
= 2V
I
C
= 10mA
V
CE
= 2V
I
C
= 2mA
Ta= 25 C
R
L
= 10k 1k 100
Ambient temperature Ta ( C)
o
Collector-emitter saturation voltage
V
CE
(sat) (V)
10020 40 60 80
I
F
= 20mA
I
C
= 1mA
120
020 40 60 80 100
50
100
150
I
F
= 1mA, V
CE
= 5V
120
0
0.2
0.4
0.6
0.8
1.0
1.2
40 60 80 100
1
10
100
1000
10000
100000
20
V
CE
= 20V
120
8/11
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
6. TEMPERATURE PROFILE OF SOLDERING
6.1 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 (T
Smin
)
- Temperature Max (T
Smax
)
- Time (min to max) (ts)
150˚C
200˚C
90±30 sec
Soldering zone
- Temperature (T
L
)
- Time (t
L
)
217˚C
60 ~ 100 sec
Peak Temperature (T
P
) 260˚C
Ramp-up rate 3˚C / sec max.
Ramp-down rate 3~6˚C / sec
60 ~ 120 sec
25 C
150 C
200 C
260 C
217 C
60-100 sec
Time (sec)
Temperature ( C)
20 sec
Tsmax
ts (Preheat)
tL (Soldering)
Tsmin
TL
TP
Ramp-down
Ramp-up
9/11
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
6.2 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.
6.3 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
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
7. RRECOMMENDED FOOT PRINT PATTERNS (MOUNT PAD)
Unit: mm
11/11
Photocoupler
LTV-355T series
Part No. LTV-355T series
BNC-OD-FC002/A4
Rev. : -
8. NAMING RULE
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.
For equipment/devices where high reliability or safety is required, such as space applications, nuclear power control
equipment, medical equipment, etc, please contact our sales representatives.
When requiring a device for any ”specific” application, please contact our sales in advice.
If there are any questions about the contents of this publication, please contact us at your convenience.
The contents described herein are subject to change without prior notice.
Immerge unit’s body in solder paste is not recommended.
LTV-
355T-(1)-
G
DEVICE PART NUMBER
(1) TAPING TYPE (TP,TP1)
LTV-355T has tape and reel solution.
Please refer to orientation of taping on Page P3
(2) Halogen free option
Example : LTV-355T-TP-G
LTV
355T(1)-V-
G
DEVICE PART NUMBER
(1) TAPING TYPE (TP,TP1)
LTV-355T has tape and reel solution.
Please refer to orientation of taping on Page P3
(2) VDE option
(3) Halogen free option
Example : LTV355TTP-V-G
