High Collector-emitter Voltage
Type Photocoupler
LTV-851 Series
Features
Current transfer ratio
( CTR : MIN. 40% at I
F
= 5mA, V
CE
= 5V )
High isolation voltage between input and output
( V
ISO
= 5,000Vrms )
High collector-emitter voltage
(V
CEO
: 300V)
UL approved ( No. E113898 )
VDE approved ( No. 094722 )
FIMKO approved (No. 209049)
SEMKO approved (No. 9943380/01-20)
NEMKO approved ( No. P99102464 )
DEMKO approved (No. 99-04182 )
CSA approve in progress
Options Available :
- Leads with 0.4" (10.16mm) Spacing (M Type)
- Lead 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. ON-OFF switching for transmission / reception circuit for
telephone
2. Interface to various power supply circuits, power patch
boards
3. Copiers, facsimiles
4. Output section for numerical control machines
5. Controller for SSRs, DC motors
NOTES :
1. Year date code.
2. 2-digit work week.
3. Factory code shall be marked
(Z Taiwan, Y Thailand).
4. All dimensions are in millimeters (inches).
5. Tolerance is 0.25mm (.010") unless otherwise noted.
6. Specifications are subject to change without notice.
Ordering Information
Part Number
LTV-851
LTV-851M
LTV-851S
LTV-851S-TA
LTV-851S-TA1
LTV851-V
LTV851M-V
LTV851S-V
LTV851STA-V
LTV851STA1-V
4-pin
4-pin
4-pin
4-pin
4-pin
4-pin
4-pin
4-pin
4-pin
4-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
Safety Standard Approval
UL approved
FIMKO approved
NEMKO approved
SEMKO approved
DEMKO approved
CSA approve in progress
VDE approved
Application part
number
LTV - 851
I)
II)
LTV - 851
I)
II)
12-120
Ratings and Characteristics
Absolute Maximum Ratings
Parameter
Forward Current
Input
Reverse Voltage
Power Dissipation
Collector-Emitter Voltage
Output
Emitter-Collector Voltage
Collector Current
Collector Power Dissipation
Total Power Dissipation
*1. Isolation Voltage
Operating Temperature
Storage Temperature
*2. Soldering Temperature
(Ta=25 )
Symbol
I
F
V
R
P
V
CEO
V
ECO
I
C
P
C
P
tot
V
iso
T
opr
T
stg
T
sol
Rating
50
6
70
300
6
50
150
200
5,000
-25~+100
-55~+125
260
Unit
mA
V
mW
V
V
mA
mW
mW
Vrms
*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
Electrical / Optical Characteristics
Parameter
Forward Voltage
Input
Reverse Current
Terminal Capacitance
Collector Dark Current
Collector-Emitter
Breakdown Voltage
Emitter-Collector
Breakdown Voltage
Collector Current
*1 Current Transfer Ratio
Collector-emitter
Saturation Voltage
Transfer
Isolation Resistance
(Ta=25 )
Min.
Typ.
1.2
30
Symbol
V
F
I
R
C
t
I
CEO
BV
CEO
BV
ECO
I
C
CTR
V
CE(sat)
R
iso
C
f
f
c
t
r
t
f
5
Max.
1.4
10
250
1
Unit
V
A
pF
A
V
V
mA
%
Conditions
I
F
=20mA
V
R
=4V
V=0, f=1KHz
V
CE
=200V, I
F
=0
I
C
=0.1mA
I
F
=0
I
E
=10 A
I
F
=0
I
F
=5mA
V
CE
=5V
I
F
=20mA
I
C
=1mA
DC500V
40~60%R.H.
V=0, f=1MH
Z
V
CE
=5V, I
C
=2mA
R
L
=100 , -3dB
V
CE
=2V, I
C
=2mA
R
L
=100
PHOTOCOUPLER
Output
300
6
2
40
0.1
10
10
1
10
11
0.6
50
4
5
10
12
1
0.3
V
Characteristics Floating Capacitance
Cut-off Frequency
Response Time (Rise)
Response Time (Fall)
I
C
*1 CTR= I
F
100%
pF
kHz
s
s
12-121
stm32/stm8
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