TLP550
TOSHIBA Photocoupler
Infrared LED + Photo IC
TLP550
Digital Logic Isolation
Line Receiver Feedback Control
Power Supply Control
Switching Power Supply
Transistor Inverter
Unit: mm
TLP550 consists of a high emitting diode and a one chip photo diode−
transistor.
TLP550 has no base connection, and is suitable for application at noisy
environmental condition.
This unit is 8−lead DIP package.
Isolation voltage : 2500 Vrms (min)
Propagation delay time (tpHL / tpLH):
tpHL = 0.5μs (typ.), tpLH = 0.6μs (typ.)
(RL=1.9 kΩ)
TOSHIBA
11−10C4
Weight: 0.54 g (typ.)
TTL compatible
UL recognized: UL1577, file No. E67349
Pin Configuration (top view)
1
8
2
7
3
6
4
5
1 : N.C.
2 : Anode
3 : Cathode
4 : N.C.
5 : Emitter
6 : Collector
7 : N.C.
8 : Cathode
Schematic
ICC
VCC
IF
8
2
VF
3
IO
6
5
VO
GND
Start of commercial production
1981/09
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TLP550
Current Transfer Ratio
Classification
Current Transfer Ratio (%)
(IC/IF)
Min
Marking of Classification
Max
(None)
10
―
Blank, O, Y
Rank O
19
―
O
Rank Y
35
―
Y
Absolute Maximum Ratings (Ta = 25°C)
Characteristic
Symbol
Rating
Unit
(Note 1)
IF
25
mA
Pulse forward current
(Note 2)
IFP
50
mA
Peak transient forward current
(Note 3)
IFPT
1
A
VR
5
V
PD
45
mW
IO
8
mA
Peak output current
IOP
16
mA
Supply voltage
VCC
−0.5~15
V
Output voltage
VO
−0.5~15
V
PO
100
mW
Operating temperature range
Topr
−55~100
°C
Storage temperature range
Tstg
−55~125
°C
Lead solder temperature (10s)
Tsol
260
°C
BVS
2500
Vrms
LED
Forward current
Reverse voltage
Diode power dissipation
(Note 4)
Detector
Output current
Output power dissipation
(Note 5)
Isolation voltage (AC, 1minute, R.H. = 40 to 60%)
(Note 6)
Note: Using continuously under heavy loads (e.g. the application of high temperature/current/voltage and the
significant change in temperature, etc.) may cause this product to decrease in the reliability significantly even if
the operating conditions (i.e. operating temperature/current/voltage, etc.) are within the absolute maximum
ratings.
Please design the appropriate reliability upon reviewing the Toshiba Semiconductor Reliability Handbook
(“Handling Precautions”/“Derating Concept and Methods”) and individual reliability data (i.e. reliability test report
and estimated failure rate, etc).
(Note 1) Derate 0.8mA above 70°C.
(Note 2) 50% duty cycle, 1ms pulse width.
Derate 1.6mA / °C above 70°C.
(Note 3) Pulse width 1μs, 300pps.
(Note 4) Derate 0.9mW / °C above 70°C.
(Note 5) Derate 2mW / °C above 70°C.
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Electrical Characteristics (Ta = 25°C)
Characteristic
Symbol
Detector
LED
Forward voltage
Forward voltage
temperature coefficient
Test condition
Typ.
Max
Unit
VF
IF = 16 mA
1.45
1.65
1.85
V
∆VF /∆Ta
IF = 16 mA
―
−2
―
mV / °C
Reverse current
IR
VR = 5 V
―
―
10
μA
Capacitance between terminal
CT
VF = 0, f = 1MHz
―
60
―
pF
IOH (1)
IF = 0 mA, VCC = VO = 5.5 V
―
3
500
nA
IOH (2)
IF = 0 mA, VCC = VO = 15 V
―
―
5
μA
IOH
IF = 0 mA, VCC = VO = 15 V
Ta = 70°C
―
―
50
μA
IF = 0 mA, VCC = 15 V
―
0.01
1
μA
10
40
―
Rank: O
19
40
―
Rank: Y
35
50
Ta = 0~70°C
5
―
―
15
―
―
―
0.4
V
―
Ω
―
pF
High level output current
High level supply voltage
ICCH
Ta = 25°C
Current transfer ratio
Coupled
Min
IO / IF
IF = 16 mA
VCC = 4.5 V
VO = 0.4 V
Rank: O, Y
%
Low level output voltage
VOL
IF = 16 mA, VCC = 4.5 V
IO = 1.1 mA
(rank O: IO = 2.4mA)
―
Isolation resistance
RS
R.H. = 40~60%, V = 1kV DC
(Note 6)
―
Capacitance between
input to output
CS
V = 0, f = 1MHz
―
0.8
Min
Typ.
Max
―
0.3
0.8
―
0.5
0.8
―
1.0
2.0
―
0.6
1.2
―
1500
―
V /μs
―
−1500
―
V /μs
10
12
Switching Characteristics (Ta = 25°C)
Characteristic
Symbol
Test Condition
IF = 0→ 16 mA, VCC = 5V, RL = 4.1 kΩ
Propagation delay time
(H→ L)
tpHL
Propagation delay time
(L→ H)
tpLH
Common mode transient
immunity at high output level
CMH
Common mode transient
immunity at low output level
CML
Unit
μs
(Note 7) Rank O: RL = 1.9 kΩ
IF = 16→ 0 mA, VCC = 5V, RL = 4.1 kΩ
μs
(Note 7) Rank O: RL = 1.9 kΩ
IF = 0 mA, VCM = 200 Vp−p
RL = 4.1 kΩ (rank O: RL = 1.9 kΩ)
(Note 8)
IF = 16 mA, VCM = 200 Vp−p
RL = 4.1 kΩ (rank O: RL = 1.9 kΩ)
(Note 8)
(Note 6) Device considered two−terminal device: Pins 1, 2, 3 and 4 shorted together and pin 5, 6, 7 and 8 shorted together.
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TLP550
(Note 7) Switching time test circuit.
IF
IF
VCC=5V
1
8
PW = 100μs
Duty ratio = 1 / 10
IF monitor
2
7
3
6
VO
51Ω
Pulse
input
4
5
Output
monitor
0
RL
VO
5V
1.5V
VOL
1.5V
tpHL
tpLH
(Note 8) Common mode transient immunity test circuit.
IF
1
8
2
7
VCC=5V
90%
VCM
10%
RL
3
6
VO
4
5
Output
monitor
tr
VO
(IF = 0mA)
VCM
VO
(IF = 16mA)
Pulse gen
200V
0V
tf
5V
2V
0.8V
VOL
ZO=50Ω
CMH=
160 (V)
tf (μs)
, CML=
160 (V)
tf (μs)
(Note 9) Maximum electrostatic discharge voltage for any pins: 100V (C = 200pF, R = 0)
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TLP550
IF – V F
(mA)
10
Forward current IF
50
30
3
Ta = 25°C
5
1
0.5
0.3
0.1
0.05
0.03
0.01
1.0
∆VF / ∆Ta – IF
−2.6
Forward voltage temperature
coefficient ∆VF / ∆Ta (mV / ℃)
100
1.4
1.2
1.6
Forward voltage VF
−2.2
−2.0
−1.8
−1.6
−1.4
0.1
2.0
1.8
−2.4
0.3
0.5
1
3
Forward current
(V)
(mA)
10
(mA)
100
50
IO
30
Output current
IOH (μA)
High level output current
30
lO – IF
IOH (1) – Ta
300
10
5
3
VCC = 5V
5
VO = 0.4V
3
Ta = 25°C
1
0.5
0.3
0.1
0.05
0.03
1
0.6
0
40
80
120
0.01
0.1
160
0.3 0.5
1
IO / IF – IF
100
3
5
10
Forward current
Ambient temperature Ta (℃)
30 50 100
IF
300
(mA)
IO / IF – Ta
1.2
VCC = 5V
VO = 0.4V
50
1.0
30
Ta = −25°C
Normalized IO / IF
Current transfer ratio
IO / IF (%)
IF
10
5
100°C
10
25°C
5
3
0.8
0.6
Normalized To :
0.4
IF = 16mA
VCC = 4.5V
VO = 0.4V
0.2
Ta = 25°C
1
0.3
0.5
1
3
5
Forward current IF
10
30
0
−40
50
−20
0
20
40
60
80
100
(mA)
Ambient temperature
5
Ta (℃)
2014-09-01
TLP550
IO – V O
VO – IF
5
30mA VCC = 5V
10
4
15mA
4
10mA
IF=5mA
2
0
0
RL
(V)
20mA
Output voltage VO
Output current
IO
(mA)
25mA
8
6
VO
3
Ta=25°C
2
RL=2kΩ
3.9kΩ
10kΩ
1
0
1
2
3
4
5
Output voltage VO
VCC = 5V
IF
Ta = 25°C
6
7
0
(V)
4
8
12
16
Forward current IF
20
24
(mA)
tpHL, tpLH – RL
5
Propagation delay time
tpLH, tpHL (μs)
3
IF = 16mA
VCC = 5V
Ta = 25°C
tpLH
1
0.5
0.3
tpHL
0.1
1
3
5
10
30
50
100
Load resistance RL (kΩ)
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TLP550
RESTRICTIONS ON PRODUCT USE
• Toshiba Corporation, and its subsidiaries and affiliates (collectively "TOSHIBA"), reserve the right to make changes to the information
in this document, and related hardware, software and systems (collectively "Product") without notice.
• This document and any information herein may not be reproduced without prior written permission from TOSHIBA. Even with
TOSHIBA's written permission, reproduction is permissible only if reproduction is without alteration/omission.
• Though TOSHIBA works continually to improve Product's quality and reliability, Product can malfunction or fail. Customers are
responsible for complying with safety standards and for providing adequate designs and safeguards for their hardware, software and
systems which minimize risk and avoid situations in which a malfunction or failure of Product could cause loss of human life, bodily
injury or damage to property, including data loss or corruption. Before customers use the Product, create designs including the Product,
or incorporate the Product into their own applications, customers must also refer to and comply with (a) the latest versions of all
relevant TOSHIBA information, including without limitation, this document, the specifications, the data sheets and application notes for
Product and the precautions and conditions set forth in the "TOSHIBA Semiconductor Reliability Handbook" and (b) the instructions for
the application with which the Product will be used with or for. Customers are solely responsible for all aspects of their own product
design or applications, including but not limited to (a) determining the appropriateness of the use of this Product in such design or
applications; (b) evaluating and determining the applicability of any information contained in this document, or in charts, diagrams,
programs, algorithms, sample application circuits, or any other referenced documents; and (c) validating all operating parameters for
such designs and applications. TOSHIBA ASSUMES NO LIABILITY FOR CUSTOMERS' PRODUCT DESIGN OR APPLICATIONS.
• PRODUCT IS NEITHER INTENDED NOR WARRANTED FOR USE IN EQUIPMENTS OR SYSTEMS THAT REQUIRE
EXTRAORDINARILY HIGH LEVELS OF QUALITY AND/OR RELIABILITY, AND/OR A MALFUNCTION OR FAILURE OF WHICH
MAY CAUSE LOSS OF HUMAN LIFE, BODILY INJURY, SERIOUS PROPERTY DAMAGE AND/OR SERIOUS PUBLIC IMPACT
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limitation, equipment used in nuclear facilities, equipment used in the aerospace industry, medical equipment, equipment used for
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• Product shall not be used for or incorporated into any products or systems whose manufacture, use, or sale is prohibited under any
applicable laws or regulations.
• The information contained herein is presented only as guidance for Product use. No responsibility is assumed by TOSHIBA for any
infringement of patents or any other intellectual property rights of third parties that may result from the use of Product. No license to
any intellectual property right is granted by this document, whether express or implied, by estoppel or otherwise.
• ABSENT A WRITTEN SIGNED AGREEMENT, EXCEPT AS PROVIDED IN THE RELEVANT TERMS AND CONDITIONS OF SALE
FOR PRODUCT, AND TO THE MAXIMUM EXTENT ALLOWABLE BY LAW, TOSHIBA (1) ASSUMES NO LIABILITY
WHATSOEVER, INCLUDING WITHOUT LIMITATION, INDIRECT, CONSEQUENTIAL, SPECIAL, OR INCIDENTAL DAMAGES OR
LOSS, INCLUDING WITHOUT LIMITATION, LOSS OF PROFITS, LOSS OF OPPORTUNITIES, BUSINESS INTERRUPTION AND
LOSS OF DATA, AND (2) DISCLAIMS ANY AND ALL EXPRESS OR IMPLIED WARRANTIES AND CONDITIONS RELATED TO
SALE, USE OF PRODUCT, OR INFORMATION, INCLUDING WARRANTIES OR CONDITIONS OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE, ACCURACY OF INFORMATION, OR NONINFRINGEMENT.
• GaAs (Gallium Arsenide) is used in Product. GaAs is harmful to humans if consumed or absorbed, whether in the form of dust or vapor.
Handle with care and do not break, cut, crush, grind, dissolve chemically or otherwise expose GaAs in Product.
• Do not use or otherwise make available Product or related software or technology for any military purposes, including without limitation,
for the design, development, use, stockpiling or manufacturing of nuclear, chemical, or biological weapons or missile technology
products (mass destruction weapons). Product and related software and technology may be controlled under the applicable export
laws and regulations including, without limitation, the Japanese Foreign Exchange and Foreign Trade Law and the U.S. Export
Administration Regulations. Export and re-export of Product or related software or technology are strictly prohibited except in
compliance with all applicable export laws and regulations.
• Please contact your TOSHIBA sales representative for details as to environmental matters such as the RoHS compatibility of Product.
Please use Product in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances,
including without limitation, the EU RoHS Directive. TOSHIBA ASSUMES NO LIABILITY FOR DAMAGES OR LOSSES
OCCURRING AS A RESULT OF NONCOMPLIANCE WITH APPLICABLE LAWS AND REGULATIONS.
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