Page 1
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-354T
Spec No.: DS70-2001-004
Effective Date: 10/27/2016
Revision: L
BNS-OD-FC001/A4
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Photocoupler
LTV-354T series
Part No.: LTV-354T series
BNC-OD-FC002/A4
Rev : -
1. DESCRIPTION
1.1 Features
AC input response
Current transfer ratio ( CTR : MIN. 20% at IF = ±1mA, VCE = 5V )
Current transfer ratio ( CTR : 50% to 300% at IF = ±5mA, VCE = 5V )
High input-output isolation voltage ( V
iso
= 3,750Vrms )
Mini-flat package : 2.0mm profile : LTV-354T series
Safety approval
UL 1577 & cUL
VDE DIN EN60747-5-5 (VDE 0884-5) ,
CSA CA5A
CQC GB4943.1-2011/ GB8898-2011
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
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Photocoupler
LTV-354T series
Part No.: LTV-354T series
BNC-OD-FC002/A4
Rev : -
2. PACKAGE DIMENSIONS
2.1 LTV-354T 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. Rank shall be or shall not be marked.
4. “●” indicates halogen free option.
5. “4”or”V” for VDE option.
*All dimensions in millimeters.
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Photocoupler
LTV-354T series
Part No.: LTV-354T series
BNC-OD-FC002/A4
Rev : -
3. TAPING DIMENSIONS
3.1 LTV-354T-TP 3.2 LTV-354T-TP1
3.3 Quantities Per Reel
Description Symbol Dimension in mm (inch)
Tape wide W 12±0.3 (0.472)
Pitch of sprocket holes P0 4±0.1 (0.157)
Distance of compartment
F 5.5±0.1 (0.217)
P2 2±0.1 (0.079)
Distance of compartment to
compartment
P1 8±0.1 (0.315)
Package Type LTV-354T series
Quantities (pcs) 3000
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Photocoupler
LTV-354T series
Part No.: LTV-354T 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 IF ±50 mA
Power Dissipation P 70 mW
Junction Temperature TJ 125
o
C
Output
Collector - Emitter Voltage V
CEO
35 V
Emitter - Collector Voltage V
ECO
6 V
Collector Current IC 50 mA
Collector Power Dissipation PC 150 mW
Junction Temperature TJ 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
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Photocoupler
LTV-354T series
Part No.: LTV-354T 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 VF — 1.2 1.4
V IF=±20mA
Terminal Capacitance Ct — 30 250 pF V=0, f=1KHz
Output
Collector Dark Current I
CEO
— — 100 nA VCE=20V, IF=0
Collector-
Emitter
Breakdown Voltage
BV
CEO
35 — — V IC=0.1mA, I
F
=0
Emitter-Collector
Breakdown Voltage
BV
ECO
6 — — V
IE=10µA, I
F
=0
Collector-
Emitter
Saturation Voltage
V
CE(sat)
— 0.1 0.2
V
IF=±20mA
IC=1mA
Isolation Resistance R
iso
5×10
10
1×1011
—
Ω
DC500V,
40 ~ 60% R.H.
Floating Capacitance Cf — 0.6 1 pF V=0, f=1MHz
Response Time (Rise) tr — 4 18
µs
VCE=2V, IC=2mA
RL=100Ω,
Response Time (Fall) tf — 3 18
µs
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Photocoupler
LTV-354T series
Part No.: LTV-354T series
BNC-OD-FC002/A4
Rev : -
100%
I
I
CTR
F
C
×=
5. RANK TABLE OF CURRENT TRANSFER RATIO (CTR)
CTR Rank Min Max Condition
GR 50 300 IF=±5mA, VCE=5V, Ta=25oC
A 50 150
IF=±1mA, VCE=5V, Ta=25oC
B 80 400
B2 100 400
C 200 400
No mark 20 400
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Photocoupler
LTV-354T series
Part No.: LTV-354T series
BNC-OD-FC002/A4
Rev : -
6. 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
Ta=75 C
50 C
25 C
0 C
-25 C
Ta=25 C
Pc(MAX.)
5mA
10mA
20mA
Current transfer ratio CTR (%)
Collector current Ic (mA)
Fig.3 Collector-emitter Saturation
Voltage vs. Forward Current
CE
Ic= 0.5mA
1mA
3mA
7mA
5mA
Ta= 25 C
Collecotr-emitter saturation voltage
V (sat) (V)
Voltage
o
O
o
o
o
o
o
o
0
1
0
0
15
1
2
3
4
5
6
0.5
1.0
1.5 2.0 2.5 3.0
2
5
10
20
50
100
200
500
0
1
0
02 5 10 20 50
20
40
60
80
100
120
140
160
180
200
1 2 3 4 5 6 7 8 9
10
30
50
105
20
40
25mA
15mA
Collector-emitter voltage VCE(V)
Forward current IF(mA)
Forward current IF(mA) Forward voltage VF(V)
Forward current I
F
(mA)
VCE= 5V
Ta= 25 C
IF= 30mA
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
o
o
50
40
30
20
10
Forward current I
F
(mA)
0 5025 75 100 125-55 -55 125250 50 75 100
0.01
0.1
1
10
0.1 1 10 100
Normalized Current Transfer Ratio
IF- Forward Current - mA
Normalized to IF= 5mA
TA= 25oC
VCE= 5V
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Photocoupler
LTV-354T series
Part No.: LTV-354T series
BNC-OD-FC002/A4
Rev : -
tr
tf
td
ts
Fig.8 Collector-emitter Saturation Voltage
Fig.9 Collector Dark Current vs.
Ambient Temperature
Fig.10 Response Time vs. Load
Fig.11 Frequency Response
CE
vs. Ambient Temperature
Ambient temperature Ta ( C)
Ambient temperature Ta ( C)
Frequency f (kHz)
Response time ( s)
Voltage gain Av (dB)
Collector-emitter saturation voltage
V (sat) (V)
o
o
o
o
0.2
0.0520 40 60 80 100 0.1 0.2 0.5 1 2 5 10
0.5
1
2
5
10
20
50
100
200
500
0.5
20
10
0
2 10 100 500
Resistance
Fig.7 Relative Current Transfer Ratio
vs. Ambient Temperature
1 5 20 50
Test Circuit for Response Time
Test Circuit for Frequency Response
Input
Input
Vcc
ts
Output
Output
tr
Output
Vcc
td
tf
10%
90%
Load resistance RL (k )
Collector dark current I
CEO
(nA)
VCE= 20V
VCE= 2V
IC= 2mA
Ta= 25 C
R
D
R
L
R
D
R
L
RL= 10k
Ω
1k
Ω
100
Ω
VCE= 2V
IC= 2mA
Ta= 25 C
1
10
10000
1000
100
Ambient temperature Ta ( C)
o
Relative current transfer ratio (%)
0
20 40 60 80 100
50
100
150
IF= 1mA, VCE= 5V
120
IF= 20mA
IC= 1mA
0
20 40 80 100
0.02
0.04
0.06
0.08
0.10
60 120
120
0
0.2
0.4
0.6
0.8
1
1.2
-60 -40 -20 0 20 40 60 80 100 120
Normalized Current Transfer Ratio
TA- Ambient Temperature -oC
Normalized to
IF= 5mA,
VCE= 5V
TA= 25oC
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Photocoupler
LTV-354T series
Part No.: LTV-354T series
BNC-OD-FC002/A4
Rev : -
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 (T
Smin
)
- Temperature Max (T
Smax
)
- Time (min to max) (ts)
150˚C
200˚C
90±30 sec
Soldering zone
- Temperature (TL)
- Time (tL)
217˚C
60 ~ 100 sec
Peak Temperature (TP) 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
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Photocoupler
LTV-354T series
Part No.: LTV-354T series
BNC-OD-FC002/A4
Rev : -
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.
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Photocoupler
LTV-354T series
Part No.: LTV-354T series
BNC-OD-FC002/A4
Rev : -
8. RRECOMMENDED FOOT PRINT PATTERNS (MOUNT PAD)
Unit: mm
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Photocoupler
LTV-354T series
Part No.: LTV-354T series
BNC-OD-FC002/A4
Rev : -
9. NAMING RULE
10. 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-
354T-(1)-(2)-
G
DEVICE PART NUMBER
(2) CTR RANK (A,B or )
Please refer to Page P6
(3) Halogen free option
Example : LTV-354T-TP-A-G
(1) TAPING TYPE (TP, TP1)
LTV-354T has tape and reel solution.
Please refer to orientation of taping on Page P3
LTV
354T (1) (2)-V-
G
DEVICE PART NUMBER
(2) CTR RANK (A,B or )
Please refer to Page P6
(3) VDE option
(4) Halogen free option
Example : LTV354TTPA-V-G
(1) TAPING TYPE (TP, TP1)
LTV-354T has tape and reel solution.
Please refer to orientation of taping on Page P3
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