S21ME Series
S21ME Series
s
Features
1. Long creepage distance type
( Creepage distance : 8mm or more )
2. Internal insulation distance : 0.5mm or
more
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
Approved by VDE, No. 68328
Approved by BSI ( BS415 : No. 6690, BS7002 : No. 7421 )
Approved by SEMKO
S21ME3
/
S21ME3F
No. 8705122
S21ME4
/
S21ME4F
No. 8705123
Approved by DEMKO, No. 84857
Approved by EI
S21ME3
/
S21ME3F
No. 099443-01
S21ME4
/
S21ME4F
No. 099444-01
4. Low minimum trigger current
( I
FT
: MAX. 7mA )
5. Built-in zero-cross circuit
(
S21ME4
/
S21ME4F
)
6. Lead forming type/
S21ME3F, S21ME4F
( Distance between lead pins : 10.16mm )
7. High repetitive peak OFF-state voltage
( V
DRM
: MIN. 600V )
8. High isolation voltage between input and output
( V
iso
: 5 000V
rms
)
European Safety Standard Approved,
Long Creepage Distance Type
Phototriac Couplers
g
Lead forming type ( I type ) of
S21ME
series is also available. (
S21ME3I/ S21ME4I/ S21ME3FI/ S21ME4FI
)
g
Taping reel type ( P type ) of
S21ME
series is also available. (
S21ME3P/S21ME4P/S21ME3FP/S21ME4FP
)
g
DIN-VDE0884 approved type is also available as an option.
s
Outline Dimensions
S21ME3
/S21ME4
( Unit : mm )
The
S21ME3
and
S21ME4
are marked
S21ME3
S21ME4
and
g
Zero-cross circuit (
S21ME4
)
Internal connection diagram
6
5
4
g
Zero-cross
circuit
1
2
3
Anode
Cathode
NC
Anode/
Cathode
5 No external
connection
6 Anode/
Cathode
1
2
3
4
6.5
±
0.5
2.54
±
0.25
6
5
4
S21ME3
1
Anode
mark
2
3
1.2
±
0.3
9.22
±
0.5
0.5
TYP.
3.5
±
0.5
7.62
±0.3
3.2
±
0.5
3.6
±
0.5
0.5
±
0.1
0.26
±
0.1
θ
:
0 to 13
˚
θ
S21ME3F
/S21ME4F
2.54
±
6
0.25
The
S21ME3F
and
S21ME4F
are marked
S21ME3
and
S21ME4
g
Zero-cross circuit (
S21ME4F
)
Internal connection diagram
4
6
5
g
Zero-cross
circuit
1
2
3
Anode
Cathode
NC
Anode/
Cathode
5 No external
connection
6 Anode/
Cathode
1
2
3
4
6.5
±
0.5
5
4
S21ME3
1
Anode
mark
2
3
1.2
±
0.3
9.22
±
0.5
3.6
±
0.5
3.5
±
0.5
7.62
±
0.3
3.2
±
0.3
0.26
±
0.1
10.16
±
0.5
0.5
±
0.1
s
Applications
1. For triggering medium/high power triac
“
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs,
data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.
”
S21ME Series
s
Absolute Maximum Ratings
Input
Parameter
Forward current
Reverse voltage
RMS ON-state current
∗1
Peak one cycle surge current
Repetitive peak OFF-state voltage
∗2
Isolation voltage
Operating temperature
Storage temperature
∗3
Soldering temperature
Symbol
I
F
V
R
I
T
I
surge
V
DRM
V
iso
T
opr
T
stg
T
sol
Rating
50
6
100
1.2
600
5 000
- 30 to + 100
- 55 to + 125
260
( Ta = 25˚C )
Unit
mA
V
mA
rms
A
V
V
rms
˚C
˚C
˚C
Output
∗1
50Hz, sine wave
∗2
40 to 60% RH, AC for 1 minute f = 60Hz
∗3
For 10 seconds
s
Electro-optical Characteristics
Input
Parameter
Forward voltage
Reverse current
Repetitive peak OFF-state current
ON-state voltage
Holding current
S21ME3
S21ME3F
Critical rate of rise
of OFF-state voltage
S21ME4
S21ME4F
S21ME4
Zero-cross voltage
S21ME4F
Minimum trigger current
Isolation resistance
S21ME3
S21ME3F
Turn-on time
S21ME4
S21ME4F
S21ME4
Turn-off time
S21ME4F
Symbol
V
F
I
R
I
DRM
V
T
I
H
dV/dt
Conditions
I
F
= 20mA
V
R
= 3V
V
DRM
= Rated
I
T
= 100mA
V
D
= 6V
V
DRM
= 1/
2
• Rated
100
V
OX
I
FT
R
ISO
t
on
f = 50Hz
t
off
f = 50Hz
-
-
-
-
Resistance load, I
F
= 15mA
V
D
= 6V, R
L
= 100Ω
DC500V, 40 to 60% RH
V
D
= 6V, R
L
= 100Ω , I
F
= 20mA
-
-
5 x 10
10
-
-
-
-
10
11
40
MIN.
-
-
-
-
0.05
500
TYP.
1.2
-
-
1.7
-
-
( Ta = 25˚C)
MAX.
1.4
10
- 5
10
- 6
3.0
3.5
-
V/
µ
s
-
35
7.0
-
100
1/2
1/2
V
mA
Ω
µ
s
cycle
cycle
Unit
V
A
A
V
mA
Output
Transfer
charac-
teristics
S21ME Series
Fig. 1 RMS ON-state Current vs.
Ambient Temperature
Fig. 2 Forward Current vs.
Ambient Temperature
70
60
Forward current I
F
( mA )
0
20
40
60
80
Ambient temperature T
a
( ˚C )
100
50
40
30
20
10
0
- 30
0
- 30
0.10
RMS ON-state current I
T
(A
rms
)
0.05
0
25
50
75
100
Ambient temperature T
a
( ˚C )
125
Fig. 3 Forward Current vs. Forward Voltage
Fig. 4 Minimum Trigger Current vs.
Ambient Temperature
12
V
D
= 6V
R
L
= 100
Ω
100
50
T
a
= 75˚C
50˚C
25˚C
0˚C
- 25˚C
Minimum trigger current I
FT
( mA )
10
Forward current I
F
( mA )
8
20
10
5
6
S21ME3/3F
S21ME4/4F
4
2
1
0.9
2
1.0
1.1
1.2
1.3
1.4
Forward voltage V
F
( V )
1.5
0
- 30
0
20
40
60
80
Ambient temperature T
a
( ˚C )
100
Fig. 5 Relative Repetitive Peak OFF-state
Voltage vs. Ambient Temperature
1.3
Relative repetitive peak OFF-state voltage
V
DRM
( T
j
= T
a
) /V
DRM
( T
j
= 25˚C)
Fig. 6 ON-state Voltage vs.
Ambient Temperature
2.2
I
T
= 100mA
1.2
ON-state voltage V
T
( V )
2.0
1.1
S21ME3/3F
S21ME4/4F
1.8
S21ME4/4F
S21ME3/3F
1.0
1.6
0.9
1.4
0.8
1.2
0.7
- 30
0
20
40
60
80
Ambient temperature T
a
( ˚C )
100
1.0
- 30
0
20
40
60
80
Ambient temperature T
a
( ˚C )
100
S21ME Series
Fig. 7 Holding Current vs.
Ambient Temperature
20
V
D
= 6V
10
Holding current I
H
( mA )
5
Fig. 8-a Repetitive Peak OFF-state Current
vs. OFF-state Voltage
(S21ME3/S21ME3F)
2
Repetitive peak OFF-state current I
DRM
( A )
10
- 9
5
T
a
=25˚C
2
2
1
0.5
S21ME3/3F
S21ME4/4F
10
- 10
5
0.2
0.1
- 30
2
0
20
40
60
80
Ambient temperature T
a
( ˚C )
100
10
- 11
100
200
300
400
500
OFF-state voltage V
D
( V )
600
Fig. 8-b Repetitive Peak OFF-state Current
vs. OFF-state Voltage
(S21ME4/S21ME4F )
2
Fig. 9-a Repetitive Peak OFF-state Current
vs. Ambient Temperature
(S21ME3/S21ME3F)
10
-7
V
D
=600V
Repetitive peak OFF-state current I
DRM
(A )
Repetitive peak OFF-state current I
DRM
( A )
10
- 6
5
T
a
=25˚C
10
-8
2
10
-9
10
- 7
5
10
-10
2
10
-11
10
- 8
100
200
300
400
500
OFF-state voltage V
D
( V )
600
10
-12
- 30
0
20
40
60
80
Ambient temperature T
a
( ˚C )
100
Fig. 9-b Repetitive Peak OFF-state Current
vs. Ambient Temperature
(S21ME4/S21ME4F)
10
- 4
Repetitive peak OFF-state current I
DRM
( A )
V
D
= 600V
Fig.10 Turn-on Time vs. Forward Current
(S21ME3/S21ME3F)
100
V
D
= 6V
R
L
= 100Ω
I
F
= 20mA
Turn-on time t
on
(
µ
s )
50
40
30
10
- 5
10
- 6
10
- 7
20
10
- 8
10
- 9
- 30
0
20
40
60
80
Ambient temperature T
a
( ˚C )
100
10
10
20
30
40 50
Forward current I
F
( mA )
100
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