LITE-ON TECHNOLOGY CORPORATION
Property of LITE-ON Only
FEATURES
* High current transfer ratio
( CTR : MIN. 600% at IF = 1mA, VCE = 2V )
* Isolation voltage between input and output LTV-355T
( Viso = 3,750Vrms )
* Employs double transfer mold technology
* Subminiature type
( The volume is smaller than that of conventional DIP type by as far as 30% )
* Mini-flat package :
2.0mm profile : LTV-355T
* UL approved ( No. E113898 )
* CUL approved ( No. E113898 , 01SC19287 )
* CSA approved ( No. 1243207 )
* FIMKO approved ( No. FI-16420 )
* NEMKO approved ( No. P01100403 )
* DEMKO approved ( No. 310475-01 )
* SEMKO approved ( No. 0109173 / 01-08 )
* VDE approved ( No. 094722 )
APPLICATIONS
* Hybrid substrates that require high density mounting.
* Programmable controllers
Part No. : LTV-355T Page : 1 of 8
BNS-OD-C131/A4
LITE-ON TECHNOLOGY CORPORATION
Property of LITE-ON Only
OUTLINE DIMENSIONS
LTV-355T :
*1. 2-digit date code.
*2. Factory identification mark shall be marked (Z : Taiwan, Y : Thailand, X : China).
*3. Rank shall be or shall not be marked.
Part No. : LTV-355T Page : 2of8
BNS-OD-C131/A4
LITE-ON TECHNOLOGY CORPORATION
Property of LITE-ON Only
TAPING DIMENSIONS
Description Symbol Dimensions in mm ( inches )
Tape wide W 12 ± 0.3 ( .47 )
Pitch of sprocket holes P0 4 ± 0.1 ( .15 )
Distance of compartment F
P2 5.5 ± 0.1 ( .217 )
2 ± 0.1 ( .079 )
Distance of compartment to compartment P1 8 ± 0.1 ( .315 )
Part No. : LTV-355T Page : 3of8
BNS-OD-C131/A4
LITE-ON TECHNOLOGY CORPORATION
Property of LITE-ON Only
ABSOLUTE MAXIMUM RATING
( Ta = 25°C )
PARAMETER SYMBOL RATING UNIT
Forward Current IF 50 mA
Reverse Voltage VR 6 V
INPUT
Power Dissipation P 70 mW
Collector - Emitter Voltage VCEO 35 V
Emitter - Collector Voltage VECO 6 V
Collector Current IC 80 mA
OUTPUT
Collector P ower Dissipation PC 150 mW
T otal Power Dissipation Ptot 170 mW
*1 Isolation Voltage Viso 3,750 Vrms
Operating Temperature Topr -55 ~ +100 °C
Storage Temperature Tstg -55 ~ +150 °C
*2 Soldering Temperature Tsol 260 °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
Part No. : LTV-355T Page : 4of8
BNS-OD-C131/A4
LITE-ON TECHNOLOGY CORPORATION
Property of LITE-ON Only
ELECTRICAL - OPTICAL CHARACTERISTICS
( Ta = 25°C )
PARAMETER SYMBOL MIN. TYP. MAX. UNIT CONDITIONS
Forward Voltage VF — 1.2 1.4 V IF=20mA
Reverse Current IR — — 10
µA VR=4V
INPUT
Terminal Capacitance Ct — 30 250 pF V=0, f=1KHz
Collector Dark Current ICEO — — 1 µA VCE=10V, IF=0
Collector-Emitter
Breakdown Volta ge BVCEO 35 — — V
IC=0.1mA
IF=0
OUTPUT
Emitter-Collector
Breakdown Volta ge BVECO 6 — — V
IE=10µA
IF=0
Collector Current IC 6 — 75 mA
* Current T ransfer Ra tio CTR 600 — 7,500 %
IF=1mA
VCE=2V
Collector-Emitter
Saturation Voltage VCE(sat) — 0.8 1 V
IF=20mA
IC=5mA
Isolation Resistance Riso 5×1010 1×1011 — Ω DC500V
40 ~ 60% R.H.
Floating Capacitance Cf — 0.6 1 pF V=0, f=1MHz
Cut-Off Frequency fc 1 6 — kHz
VCE=5V, IC=2mA
RL=100Ω, -3dB
Response Time (Rise) tr — 60 300 µs
TRANSFER
CHARACTERISTICS
Response Time (Fall) tf — 53 250 µs
VCE=2V, IC=10mA
RL=100Ω
* CTR I
I100%
C
F
=×
Part No. : LTV-355T Page : 5of8
BNS-OD-C131/A4
LITE-ON TECHNOLOGY CORPORATION
Property of LITE-ON Only
CHARACTERISTICS CURVES
Fig.1 Forward Current vs. Ambient Fig.2 Collector Power Dissipation vs.
Ambient Temperature
Fig.4 Forward Current vs. Forward
Fig.5 Current Transfer Ratio vs. Forward
Current Fig.6 Collector Current vs.
Collector-emitter Voltage
0
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=0.5mA1mA
3mA7mA
5mA
Ta= 25 C
30mA
Temperature
oo
10
20
30
40
50
60
0
50
100
150
200
00 0.5 1.0 1.5 2.0 2.5 4.03.0 3.5
1
2
3
4
5
6
7
8o
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
12345
OO
Voltage
IF= 10mA
Forward current IF (mA) Collector-emitter voltage VCE (V)
F orw ar d voltage VF (V)
Ambient temperature T a ( C)
Forward current IF (mA)
Ambient temperature Ta ( C)
Forward current I
F
(mA)
Collector power dissipation Pc (mW)
Forward current I
F
(mA)
Currentor-emitter saturation voltage
V
CE
(sat)
Collector current I
C
(mA)
Current transfer ratio CTR (%)
VCE=2V
Ta= 25 C
05025 75 100 125-55 -55 125250 50 75 100
Part No. : LTV-355T Page : 6of8
BNS-OD-C131/A4
LITE-ON TECHNOLOGY CORPORATION
Property of LITE-ON Only
CHARACTERISTICS CURVES
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
0
T a = 25 C tr tf
td
ts
vs. Ambient Temperature
Ambient temperature Ta ( C) Ambient temperature Ta ( C)
Ambient temperature Ta ( C)
Frequency f (kHz)
o
o
o o
o
40 60 80 100
50
100
150
0
0.2
0.4
0.6
0.8
1.0
20 40 60 80 100
0.2
0.0540 60 80 100 0.1 0.2 0.5 1 2 5 10
0.5
1
2
5
10
20
50
100
200
500
0.02
-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 RL(k )
RL
RD
RL
RDOutput
Vcc
IF=1mA
VCE=2V IF=20mA
IC=1mA
VCE=2V
IC=10mA
VCE=2V
IC=2mA
Ta= 25 C
20
1
10
100
1000
10000
100000
20
RL= 10k 1k 100
Collector-emitter saturation voltage
V
CE
(sat) (V)
VCE=20V
Part No. : LTV-355T Page : 7of8
BNS-OD-C131/A4
LITE-ON TECHNOLOGY CORPORATION
Property of LITE-ON Only
Temperature Profile of Soldering Reflow
(1) One time soldering reflow is recommended within the condition of temperature and time
profile shown below.
30 seconds
1 minute
2 minute s 1.5 mi nu tes 1 mi nu te
25 C
180 C
200 C
230 C
(2) When using another soldering method such as infrated ray lamp, the temperature may rise
partially in the mold of the device.
Keep the temperature on the package of the device within the condition of above (1)
RECOMMENDED FOOT PRINT PATTERNS (MOUNT PAD)
Unit : mm
Part No. : LTV-355T Page : 8of8
BNS-OD-C131/A4
