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S21ME Se
S21ME SeriesEuropean Safety Standard Approved,
Long Creepage Distance Type
Phototriac Couplers
Features
Applications
1. Long creepage distance type
(Creepage distance : 8mm or more)
2. Internal insulation distance : 0.5mm or
more
4. Low minimum trigger current
( IFT : MAX. 7mA )
5. Built-in zero-cross circuit
(Distance between lead pins : 10.16mm )
( VDRM : MIN. 600V )
8. High isolation voltage between input and output ( Viso
1. For triggering medium/high power triac
Lead forming type ( I type) of S21ME
(S21ME4 / S21ME4F)
6. Lead forming type/ S21ME3F, S21ME4F
S21ME3
θ
Anodemark
S21ME3
1 2 3
456
1 2 3
456
Zero-cross
circuit
Internal connection diagram
S21ME3 S21ME4and
1 Anode
2 Cathode
3 NC
4 Anode/ Cathode
5 No exter
connectio
6 Anode/
Cathode
1 2 3
456
1 2 3
456
Internal connection diagram
Anodemark
S21ME3 S21ME4and
1 Anode
2 Cathode
3 NC
4 Anode/
Cathode
5 No exter
connect
6 Anode/
Cathode
Zero-cross
circuit
Outline Dimensions (Unit : m
3. Description of approved safety standards
( Lead forming type is also registered as
S21ME3 / S21ME4 .)
Recoginized by UL 1577 ( double protection included )
file No. E64380
S21ME3 / S21ME3F
S21ME4 / S21ME4F No. 8705123
S21ME3 / S21ME3F No. 099443-01
S21ME4 / S21ME4F No. 099444-01
7. High repetitive peak OFF-state voltage
series is also available.
No. 8705122
Approved by VDE, No. 68328
Approved by BSI ( BS415 : No. 6690, BS7002 : No. 7421 )
Approved by DEMKO, No. 84857
Approved by EI
(S21ME3I / S21ME4I / S21ME3FI / S21ME4FI )
DIN-VDE0884 approved type is also available as an option.
Approved by SEMKO
: 5 000Vrms )
Taping reel type (P type ) of S21ME series is also available. (S21ME3P/S21ME4P/S21ME3FP/S21ME4FP )
S21ME3 / S21ME4 The S21ME3 and S21ME4 are marke
Zero-cross circuit (S21ME4 )
θ : 0 to 13 ˚
6 . 5
± 0 . 5
2.54±0.25
1.2±0.3
9.22±0.5
7.62±0.3
0.26±0.10.5±0.1
3 . 6
± 0 . 5
3 . 2
± 0 . 5
0 . 5
T Y P .
3 . 5
± 0 . 5
S21ME3F / S21ME4F The S21ME3F and S21ME4F are ma
Zero-cross circuit (S21ME4F )
6 . 5
± 0 . 5
2.54± 0.25
1.2±0.3
9.22±0.5
3 . 5
± 0 . 5
3 . 6 ± 0 . 5
0.5±0.1
3 . 2
± 0 . 3
0.26±0.1
10.16±0.5
7.62± 0.3
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S21ME Se
Absolute Maximum Ratings ( Ta = 25˚C)
∗1 50Hz, sine wave
∗3 For 10 seconds
Electro-optical Characteristics ( Ta = 2
Parameter Symbol Rating Unit
InputForward current IF 50 mA
Reverse voltage VR 6 V
Output
IT 100∗1Peak one cycle surge current I surge 1.2 A
VDRM 600 V∗2Isolation voltage Viso
Operating temperature T opr - 30 to +100 ˚C
Storage temperature T stg - 55 to +125 ˚C∗3Soldering temperature T sol 260 ˚C
RMS ON-state current
Repetitive peak OFF-state voltage
Parameter Symbol Conditions MIN. TYP. MAX. U
InputForward voltage VF - 1.2 1.4 V
Reverse current IR - - 10- 5 A
Output
I DRM - - 10- 6 A
ON-state voltage V T - 1.7 3.0 V
Holding current IH 0.05 - 3.5 m
Critical rate of rise
of OFF-state voltage
500 - -
V/
100 - -
Zero-cross voltage VOX - - 35 V
Minimum trigger current I FT - - 7.0 m
Isolation resistance R ISO 5 x 1010 1011 - Ω
t on
- 40 100 µ
- - 1/2 cy
t off - - 1/2 cy
S21ME3S21ME3F
S21ME4S21ME4F
S21ME4S21ME4F
S21ME3S21ME3F
S21ME4S21ME4F
S21ME4S21ME4F
Turn-on time
Turn-off time
Repetitive peak OFF-state current
5 000
∗2 40 to 60% RH, AC for 1 minute f = 60Hz
Transfer
charac-
teristics
IF = 20mA
VR = 3V
VDRM = Rated
IT = 100mA
VD = 6V
VDRM 2= 1/ • Rated
Resistance load, I F = 15mA
VD = 6V, RL = 100Ω
DC500V, 40 to 60% RH
VD= 6V, R L = 100Ω , I F = 20mA
f = 50Hz
f = 50Hz
mArms
Vrms
dV/dt
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S21ME Se
- 30 0 20 40 60 80 1000
0.05
0.10
Fig. 1 RMS ON-state Current vs. Ambient Temperature
Ambient temperature T a (˚C)
T
- 30 0 25 50 75 100 1250
10
20
30
40
50
60
70
Fig. 2 Forward Current vs. Ambient Temperature
F o r w a r d c u r r e n t I F
( m A )
Ambient temperature T a (˚C)
1
0.9
2
5
10
20
50
100
1.0 1.1 1.2 1.3 1.4 1.5
0˚C
- 25˚C
50˚C
25˚C
T a = 75˚C
Fig. 3 Forward Current vs. Forward Voltage
-30 0 20 40 60 80 1000
2
4
6
8
10
12
Fig. 4 Minimum Trigger Current vs. Ambient Temperature
M i n
i m u m t r i g g e r c u r r e n t I F T
( m A )
Ambient temperature T a (˚C)
- 30 0 20 40 60 80 1000.7
0.8
0.9
1.0
1.1
1.2
1.3
S21ME3/3F
S21ME4/4F
Fig. 5 Relative Repetitive Peak OFF-state
V D R M (
T j = T
a ) / V D R M (
T j = 2
5 ˚ C )
Ambient temperature T a (˚C)
- 30 0 20 40 60 80 1001.0
1.2
1.4
1.6
1.8
2.0
2.2
Ambient Temperature
T (
V )
Ambient temperature T a (˚C)
F ( m A )
F (V)
R M S O N - s t a t e c u r r e n t
I
F o r w a r d c u r r e n t I
Forward voltage V
Voltage vs. Ambient Temperature
R e l a t i v e r e p e t i t i v e p e a k O F F - s t a t e
v o l t a g e
O N - s t a t e v o l t a g e V
Fig. 6 ON-state Voltage vs.
( A r m s
)
Ω
S21ME3/3F
S21ME4/4F
S21ME4/4F S21ME3/3F
IT = 100mA
V D = 6V
RL = 100
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S21ME Se
- 30 0 20 40 60 80 1000.1
0.2
0.5
2
5
10
20
1
Fig. 7 Holding Current vs. Ambient Temperature
H o l d i n g c u r r e n t I
H
( m A )
Ambient temperature T a (˚C)
2
100 200 300 400 500 600
5
2
5
vs. OFF-state Voltage
10- 9
10 - 10
10 - 11
T a=25˚C
2 (S21ME3/S21ME3F)
( A )
2
100 200 300 400 500 600
5
2
5
vs. OFF-state Voltage
10
10
10
T a=25˚C
2
( A )
(S21ME4/S21ME4F )
- 30 0 20 40 60 80 100
(S21ME3/S21ME3F)
- 30 0 20 40 60 80 100
(S21ME4/S21ME4F)
D R M ( A
)
Ambient temperature T a (˚C)
10 20 50 10010
20
50
100
30 40
30
40
Fig.10 Turn-on Time vs. Forward Current (S21ME3/S21ME3F)
T u r n - o n t i m e t o
n ( µ s )
Forward current I F (mA)
V D = 6V
RL = 100Ω
IF = 20mA
D (V)
D (V)
10-7
10-8
10-9
10-10
10-11
10-12
Ambient temperature T a (˚C)
10- 4
10- 5
10- 6
10- 7
10- 8
10- 9
Fig. 8-a Repetitive Peak OFF-state Current
D R M
R e p e t i t i v e p e a k O F F - s t a t e c u r r e n t I
OFF-state voltage V
Fig. 9-a Repetitive Peak OFF-state CurrentFig. 8-b Repetitive Peak OFF-state Current
R e p e t i t i v e p e a k O F F - s t a t e c u r r e n t I D R M ( A
)
D R M
R e p e t i t i v
e p e a k O F F - s t a t e c u r r e n t I
OFF-state voltage V
vs. Ambient Temperature
R e p e t i t i v e p e a k O F F - s t a t e c u r r e n t I
vs. Ambient Temperature
-6
-7
-8
Fig. 9-b Repetitive Peak OFF-state Current
VD =600V
VD = 600V
S21ME3/3F
S21ME4/4F
V D = 6V
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S21ME Se
100806040200-30
30
25
20
Z e r o - c r o s s v o l t a g e V O X
( V )
Ambient Temperature
a (˚C)
Fig.11 Zero-cross Voltage vs.
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.00
10
20
30
40
50
60
70
80
90
100
T
( m A )
T ( V)
Fig.12 ON-state Current vs. ON-state Voltage
R load
IF = 15mAIF = 15mA
T a = 25 C
(S21ME4/S21ME4F) (S21ME3/S21ME4)
Ambient temperature T ON-state voltage V
O N - s t a t e c u r r e n t
I
Please refer to the chapter “Precautions for Use” ( Page 78 to 93) .
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115
Application Circuits
NOTICE The circuit application examples in this publication are provided to explain representative applications of
SHARP devices and are not intended to guarantee any circuit design or license any intellectual property
rights. SHARP takes no responsibility for any problems related to any intellectual property right of a
third party resulting from the use of SHARP's devices.
Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
SHARP reserves the right to make changes in the specifications, characteristics, data, materials,structure, and other contents described herein at any time without notice in order to improve design or
reliability. Manufacturing locations are also subject to change without notice.
Observe the following points when using any devices in this publication. SHARP takes no responsibility
for damage caused by improper use of the devices which does not meet the conditions and absolute
maximum ratings to be used specified in the relevant specification sheet nor meet the following
conditions:
(i) The devices in this publication are designed for use in general electronic equipment designs such as:
--- Personal computers
--- Office automation equipment
--- Telecommunication equipment [terminal]
--- Test and measurement equipment
--- Industrial control--- Audio visual equipment
--- Consumer electronics
(ii)Measures such as fail-safe function and redundant design should be taken to ensure reliability and
safety when SHARP devices are used for or in connection with equipment that requires higher
reliability such as:
--- Transportation control and safety equipment (i.e., aircraft, trains, automobiles, etc.)
--- Traffic signals
--- Gas leakage sensor breakers
--- Alarm equipment
--- Various safety devices, etc.
(iii)SHARP devices shall not be used for or in connection with equipment that requires an extremely
high level of reliability and safety such as:--- Space applications
--- Telecommunication equipment [trunk lines]
--- Nuclear power control equipment
--- Medical and other life support equipment (e.g., scuba).
Contact a SHARP representative in advance when intending to use SHARP devices for any "specific"
applications other than those recommended by SHARP or when it is unclear which category mentioned
above controls the intended use.
If the SHARP devices listed in this publication fall within the scope of strategic products described in the
Foreign Exchange and Foreign Trade Control Law of Japan, it is necessary to obtain approval to export
such SHARP devices.
This publication is the proprietary product of SHARP and is copyrighted, with all rights reserved. Under
the copyright laws, no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, in whole or in part, without the express written
permission of SHARP. Express written permission is also required before any use of this publication
may be made by a third party.
Contact and consult with a SHARP representative if there are any questions about the contents of this
publication.