Spec No. :DS-70-99-0016
Effective Date: 01/05/2019
Revision: D
Page 2
1.1 Features
1. DESCRIPTION
Photocouplers
LTV-725F (M, S, S-TA, S-TA1) series
High collector-emitter voltage (V
High input-output isolation voltage (V
Current transfer ratio ( CTR : MIN. 1000% at IF = 1mA, VCE = 2V )
Dual-in-line package :
All materials be used in device are followed EU RoHS directive (No.2002/95/EC, 2011/65/EU, and 2015/863).
ESD pass HBM 8000V/MM2000V
MSL class1
CEO
=300V)
=5,000Vrms)
ISO
Part No.: LTV-725F (M, S, S-TA, S-TA1)
series
1/11
BNC-OD-FC002/A4
Rev.: D
Page 3
Photocouplers
LTV-725F (M, S, S-TA, S-TA1) series
2. PACKAGE DIMENSIONS
2.1 LTV-725F 2.2 LTV-725FM
2.3 LTV-725FS
Notes :
1. Year date code.
2. 2-digit work week.
3. Factory identification mark shall be marked
(Y: Thailand, W: China-CZ).
4. For VDE option.
Dimensions in millimeters (inches).
Part No.: LTV-725F (M, S, S-TA, S-TA1)
series
2/11
BNC-OD-FC002/A4
Rev.: D
Page 4
3. TAPING DIMENSIONS
Photocouplers
LTV-725F (M, S, S-TA, S-TA1) series
3.1 LTV-725FS-TA
3.2 LTV-725FS-TA1
3.3 Quantities Per Reel
Description Symbol Dimension in mm (inch)
Tape wide W 16±0.3 (0.63)
Pitch of sprocket holes P0 4±0.1 (0.15)
F 7.5±0.1 (0.295)
Distance of compartment
P2 2±0.1 (0.079)
Distance of compartment to compartment P1 12±0.1 (0.472)
Package Type TA / TA1
Quantities (pcs) 1000
3/11
Part No.: LTV-725F (M, S, S-TA, S-TA1)
series
BNC-OD-FC002/A4
Rev.: D
Page 5
LTV-725F (M, S, S-TA, S-TA1) series
4. RATING AND CHARACTERISTICS
4.1 Absolute Maximum Ratings at Ta=25°C
Photocouplers
Forward Current IF 50 mA
Reverse Voltage VR 6 V
Input
Power Dissipation P 70 mW
Junction Temperature TJ 125
Collector - Emitter Voltage V
Emitter - Collector Voltage V
Output
Collector Current IC 150 mA
Collector Power Dissipation PC 300 mW
Total Power Dissipation P
1. Isolation Voltage V
Operating Temperature T
Storage Temperature T
2. Soldering Temperature T
1. AC For 1 Minute, R.H. = 40 ~ 60%
Parameter Symbol Rating Unit
oC
300 V
CEO
0.1 V
ECO
350 mW
tot
5000 V
iso
-25 ~ +100
opr
-45 ~ +125
stg
260
sol
rms
o
C
o
C
o
C
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-725F (M, S, S-TA, S-TA1)
series
4/11
BNC-OD-FC002/A4
Rev.: D
Page 6
Emitter
=0
=0
Emitter
=20mA
LTV-725F (M, S, S-TA, S-TA1) series
4.2 ELECTRICAL OPTICAL CHARACTERISTICS at Ta=25°C
Photocouplers
Input
Output
Couple
Parameter
Forward Voltage VF — 1.2 1.4 V IF=10mA
Reverse Current IR — — 10
Terminal CapacitanceC — 30 250 pF V=0, f=1MHzCollector Dark Current I
CollectorBreakdown Voltage
Emitter-Collector
Breakdown Voltage
Collector Current IC 10 40 150 mA
1. Current Transfer Ratio CTR 1,000 4,000 15,000 %
CollectorSaturation Voltage
Isolation Resistance R
Symbol Min. Typ. Max. Unit
µA
— — 1
CEO
BV
300 — — V IC=0.1mA, I
CEO
BV
0.1 — — V
ECO
V
CE(sat)
ISO
— — 1.2 V
5x10
10
1011 —
µA
Ω
Test Condition
VR=4V
VCE=200V, IF=0
IE=10µA, I
IF=1mA, VCE=2V
I
F
IC=100mA
DC500V,
40 ~ 60%.R.H.
F
F
Floating Capacitance Cf — 0.6 1 pF V=0, f=1MHz
Cut-Off Frequency fc 1 7 — kHz
Response Time (Rise) tr — 100 300
1.
CTR
Response Time (Fall) t
I
C
100%
×=
I
F
f
—
20 100
µs
µs
5/11
VCE=2V, IC=20mA
RL=100Ω, -3dB
VCE=2V, IC=20mA
RL=100Ω
Part No.: LTV-725F (M, S, S-TA, S-TA1)
series
BNC-OD-FC002/A4
Rev.: D
Page 7
5. CHARACTERISTICS CURVES
Photocouplers
LTV-725F (M, S, S-TA, S-TA1) series
Fig.1 Forward Current vs.
Ambient Temperature
60
50
)
A
m
(
40
F
I
t
n
e
r
r
30
u
c
d
r
a
20
w
r
o
F
10
0
-25
025
Ambient temperature Ta ( C)
50
Fig.3 Forward Current vs. Forward
Voltage
100
)
A
m
(
t
n
e
r
r
u
10
c
d
r
a
w
r
o
F
1
0.5
o
100 C
o
80 C
o
60 C
0.90.71.11.5 1.7
Forward voltage (V)
40 C
20 C
10075125
o
o
o
Fig.2 Collector Power Dissipation vs.
Ambient Temperature
350
)
W
m
(
300
c
P
n
250
o
i
t
a
p
i
200
s
s
i
d
r
150
e
w
o
p
100
r
o
t
c
50
e
l
l
o
C
0
-25
Ambient temperature Ta ( C)
1005002575125
o
Fig.4 Current Transfer Ratio vs. Forward
Current
5000
VCE= 2V
)
%
(
4000
R
T
C
o
i
t
3000
a
r
r
e
f
s
n
2000
a
r
t
t
n
e
r
r
1000
u
C
1.91.3
0
0.1
110
Forward current (mA)
Fig.5 Collector Current vs.
Collector-emitter Voltage
100
)
80
A
m
(
c
I
t
60
n
e
r
r
u
c
r
40
o
t
c
e
l
l
o
20
C
0
5mA
0123
Collector-emitter voltage V (V)
Fig.6 Relative Current Transfer Ratio
vs. Ambient Temperature
3mA
2mA
1.5mA
1mA
Pc(MAX.)
0.7mA
IF= 0.5mA
7456
CE
1.0
)
%
(
o
i
0.8
t
a
r
r
e
f
s
0.6
n
a
r
t
t
n
e
0.4
r
r
u
c
e
v
i
t
0.2
a
l
e
R
8
0
20
Ambient temperature Ta ( C)
I =1mA
V = 2V
604080
F
CE
100
O
Part No.: LTV-725F (M, S, S-TA, S-TA1)
series
6/11
BNC-OD-FC002/A4
Rev.: D
Page 8
Photocouplers
LTV-725F (M, S, S-TA, S-TA1) series
Fig.7 Collector-emitter Saturation VoltageFig.8 Collector Dark Current vs.
vs. Ambient Temperature
1.20
e
g
a
t
l
o
v
n
o
i
t
a
r
u
t
a
s
r
e
t
t
i
m
e
-
r
o
t
c
e
l
l
o
C
I =20mA
F
1.18
Ic= 100mA
1.16
1.14
1.12
1.10
1.08
)
V
1.06
(
)
t
a
1.04
s
(
E
1.02
C
V
1.00
20100
Ambient temperature Ta ( C)Ambient temperature Ta ( C)
806040
O
Temperature
1000
V = 200V
CE
)
A
n
(
O
E
C
I
t
n
e
r
r
u
100
c
k
r
a
d
r
o
t
c
e
l
l
o
C
10
10080604020
O
Fig.9 Response Time vs. Load
Fig.10 Frequency Response
Resistance
1000
)
s
(
e
m
i
t
e
s
n
o
p
s
e
R
500
100
50
10
VCE= 2V
IC= 20mA
5
0.02
Load resistance RL (k )
t
r
t
d
t
f
t
s
2
10.1
0
)
B
d
(
-5
v
A
n
i
-10
a
g
e
g
a
-15
t
l
o
V
-20
RL= 1k100
Frequency f (kHz)
VCE= 2V
IC= 20mA
1010.1
Test Circuit for Response TimeTest Circuit for Frequency Response
Input
Vcc
R
R
D
L
Output
Input
Output
td
trtf
R
10%
90%
ts
D
R
10
100
Vcc
L
Output
Part No.: LTV-725F (M, S, S-TA, S-TA1)
series
7/11
BNC-OD-FC002/A4
Rev.: D
Page 9
Photocouplers
LTV-725F (M, S, S-TA, S-TA1) series
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
- Temperature Max (T
- Time (min to max) (ts)
Soldering zone
- Temperature (TL)
- Time (tL)
Peak Temperature (TP) 260˚C
Ramp-up rate 3˚C / sec max.
Ramp-down rate 3~6˚C / sec
Smin
Smax
)
)
150˚C
200˚C
90±30 sec
217˚C
60 sec
20 sec
260 C
TP
Ramp-down
Tsmax
Ramp-up
217 C
TL
200 C
Tsmin
150 C
Temperature ( C)
25 C
60 ~ 120 sec
ts (Preheat)
8/11
60 sec
tL (Soldering)
35~70 sec
Time (sec)
Part No.: LTV-725F (M, S, S-TA, S-TA1)
series
BNC-OD-FC002/A4
Rev.: D
Page 10
LTV-725F (M, S, S-TA, S-TA1) series
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.
Photocouplers
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.
9/11
Part No.: LTV-725F (M, S, S-TA, S-TA1)
series
BNC-OD-FC002/A4
Rev.: D
Page 11
LTV-725F (M, S, S-TA, S-TA1) series
7. RECOMMENDED FOOT PRINT PATTERNS (MOUNT PAD)
Unit: mm
Photocouplers
10/11
Part No.: LTV-725F (M, S, S-TA, S-TA1)
series
BNC-OD-FC002/A4
Rev.: D
Page 12
2)
DEVICE PART NUMBER
8. NAMING RULE
LTV-725F (M, S, S-TA, S-TA1) series
LTV-
(1) No suffix = Dual-in-Line package
M = Wide lead spacing package
S = Surface mounting package
(2) TAPING TYPE (TA, TA1)
Please refer to orientation of taping on Page: 3
725F(1)-(
Photocouplers
Example : LTV-725FS-TA1
LTV
725F(1)(2)-V
DEVICE PART NUMBER
(1) No suffix = Dual-in-Line package
M = Wide lead spacing package
S = Surface mounting package
(2) TAPING TYPE (TA, TA1)
Please refer to orientation of taping on Page: 3
(3) VDE order option
Example : LTV725FSTA1-V
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.
11/11
Part No.: LTV-725F (M, S, S-TA, S-TA1)
series
BNC-OD-FC002/A4
Rev.: D
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