General Purpose Type
Photocoupler
LTV-4N35 Series/LTV-4N37 Series
4N35 Series/4N37 Series
Features
High current transfer ratio
(CTR : MIN.100% at I
F
=10mA, V
CE
=10V)
Response time
(t
on
: TYP, 3 s at V
CE
=10V, I
C
=2mA, R
L
=100 )
Input-output isolation voltage :
LTV-4N35(Viso : 3,550Vrms)
LTV-4N37(Viso : 1,550Vrms)
UL approved (No. E113898)
TUV approved (No.R9653630)
CSA approved (No. CA91533-1)
FIMKO approved (No. 193422)
NEMKO approved (No. P96103013)
DEMKO approved (No. 303985)
SEMKO approved (No. 9646047/01-30)
VDE approved (No. 094722)
Options available :
-Leads with 0.4"(10.16mm)spacing (M Type)
-Leads bends for surface mounting(S Type)
-Tape and Reel of Type I for SMD(Add"-TA"Suffix)
-Tape and Reel of Type II for SMD(Add"-TA1"Suffix)
-VDE 0884 approvals (Add"-V"Suffix)
Package Dimensions
Applications
1. I/O interfaces for computers.
2. System appliances, measuring instruments.
3. Signal transmission between circuits of different
potentials and impedances.
Ordering Information
Part Number
LTV-4N35 / 4N35
LTV-4N35M / 4N35M
LTV-4N35S / 4N35S
LTV-4N35S-TA / 4N35S-TA
LTV-4N35S-TA1 / 4N35S-TA1
LTV-4N37 / 4N37
LTV-4N37M / 4N37M
LTV-4N37S / 4N37S
LTV-4N37S-TA / 4N37S-TA
LTV-4N37S-TA1 / 4N37S-TA1
LTV4N35-V / 4N35-V
LTV4N35M-V / 4N35M-V
LTV4N35S-V / 4N35S-V
LTV4N35STA-V / 4N35STA-V
LTV4N35STA1-V / 4N35STA1-V
LTV4N37-V / 4N37-V
LTV4N37M-V / 4N37M-V
LTV4N37S-V / 4N37S-V
LTV4N37STA-V / 4N37STA-V
LTV4N37STA1-V / 4N37STA1-V
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
6-pin
Package
DIP
(leads with 0.4" spacing)
(lead bends for surface mount)
(tape and reel packaging of type
(tape and reel packaging of type
DIP
(leads with 0.4" spacing)
(lead bends for surface mount)
(tape and reel packaging of type
(tape and reel packaging of type
DIP
(leads with 0.4" spacing)
(lead bends for surface mount)
(tape and reel packaging of type
(tape and reel packaging of type
DIP
(leads with 0.4" spacing)
(lead bends for surface mount)
(tape and reel packaging of type
(tape and reel packaging of type
Safety Standard Approval
UL approved
TUV approved
CSA approved
FIMKO approved
NEMKO approved
SEMKO approved
DEMKO approved
Application part
number
LTV - 4N35
I)
II)
LTV - 4N37
I)
II)
VDE approved
LTV - 4N35
I)
II)
I)
II)
LTV - 4N37
12-33
PHOTOCOUPLER
Note:
1.Year date code.
2. 2-digit work week.
3. Factory code shall be marked (Z : Taiwan, Y : Thailand).
4. Model No.:LTV4N35 ; LTV4N37 ; 4N35 ; 4N37
5. All dimensions are in millimeters (inches).
6. Tolerance is 0.25mm (.010 ) unless otherwise noted.
7. Specifications are subject to change without notice.
Absolute Maximum Ratings
Parameter
Forward Current
Input
Reverse Voltage
Power Dissipation
Collector-Emitter Voltage
Collector-Base Voltage
Output
Emitter-Collector Voltage
Collector Current
Collector Power Dissipation
Total Power Dissipation
*1.Isolation Voltage
Operating Temperature
Storage Temperature
*2.Soldering Temperature
4N35
4N37
T
opr
T
stg
T
sol
(Ta=25 )
Symbol
I
F
V
R
P
V
CEO
V
CBO
V
ECO
I
C
P
C
P
tot
V
iso
Rating
60
6
100
30
70
7
100
300
350
3,550
1,500
-55~+100
-55~+150
260
Unit
mA
V
mW
V
V
V
mA
mW
mW
V
rms
*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, emitter and base on the secondary side.
(2)The isolation voltage tester with zero-cross circuit shall be used.
(3)The waveform of applied volttage shall be a sine wave.
*2. For 10 seconds.
Electrical/Optical Characteristics
Parameter
Input
(Ta=25 )
Min.
Typ.
1.2
50
50
500
30
7
70
10
100
0.3
5
10
10
Symbol
V
F
I
R
C
t
Ta=25
Ta=25
I
CEO
BV
CEO
BV
ECO
BV
CBO
Ta=25
Ta=25
I
C
CTR
V
CE(sat)
R
ISO
C
f
t
on
t
off
Max.
1.5
10
Unit
V
A
pF
nA
A
V
V
V
mA
%
V
Conditions
I
F
=10mA
V
R
=4V
V=0, f=1kHz
V
CE
=10V
V
CE
=30V
I
C
=0.1mA
I
E
=10
A
Forward Voltage
Reverse Current
Terminal Capacitance
Collector
Dark Current
Collector-Emitter
Breakdown Voltage
Emitter-Collector
Breakdown Voltage
Collector-Base
Breakdown Voltage
Collector
Current
*1 Current
Transfer Ratio
Collector-emitter
Saturation Voltage
Isolation Resistance
Floating Capacitance
Response Time (Turn-on Time)
Response Time (Turn-off Time)
Output
I
C
=0.1mA
I
F
=10mA
V
CE
=10V
I
F
=10mA
V
CE
=10V
I
F
=50mA, IC=2mA
DC500V, 40~60% R.H.
Transfer Characteristics
1
10
1.0
3
3
11
2.5
10
10
pF
s
s
V=0, f=1MHz
V
CE
=10V, R
BE
=
R
L
=100
, I
C
=2mA
I
C
*1. CTR= I
F
100%
12-34