Littelfuse-S6055MTP

Part #Littelfuse-S6055MTP
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Littelfuse-S6055MTP
T
e
ccor® bran
d
T
hyristors  
55 Amp Standard SCRs  
RoHS  
Sxx55x Series  
Description  
Excellent unidirectional switches for phase control  
applications such as heating and motor speed controls.  
Standard phase control SCRs are triggered with few  
milliamperes of current at less than
1
.
5V potential.  
Features & Benefits  
• RoHS-compliant  
• Voltage capability up  
to 1000 V  
• Glass – passivated  
junctions  
• Surge capability up to  
650 A  
Main Features  
Applications  
T
y
pical applications are AC solid-state switches, industrial  
power tools, exercise equipment, white goods and  
commercial appliances.  
Symbol  
V
a
lue  
55  
Unit  
A
I

T(RMS)  

V

DR
M

/
V

RRM  

I

GT  

400 to 1000  
40  
V
mA  
Schematic Symbol  
Additional Information  
ꢀ
ꢁ
ꢂ
Absolute Maximum Ratings  
Symbol  
Parameter  
T
e
st Conditions  
T

C

= 90°C  
V
a
lue  
Unit  
A
I

T(RMS)  

I

T(AV)  

RMS on-state current  
55  
Average on-state current  
T

C

= 90°C  
35.0  
A
single half cycle; f = 50Hz;  
T

J

(initial) = 25°C  
550  
650  
I

TSM  

Peak non-repetitive surge current  
A
single half cycle; f = 60Hz;  
T

J

(initial) = 25°C  
I

2

t  
I

2

t Value for fusing  
t

p

= 8.3 ms  
1750  
175  
A

2

s  
di/dt  
Critical rate of rise of on-state current  
f = 60Hz
;
T

J

= 125°C  
A/μs  
T

J

= 125°C  
P

W

= 10µS  
I

GM  

Peak gate current  
4.0  
A
P

G(AV)  

T

stg  

T

J  

Average gate power dissipation  
Storage temperature range  
T

J

= 125°C  
0.8  
W
°C  
°C  
-40 to 150  
-40 to 125  
Operating junction temperature range  
©2019 Littelfuse, Inc  
Specifications are subject to change without notice.  
Revised: BO.12/10/20  

T
e
ccor® bran
d
T
hyristors  
55 Amp Standard SCRs  
Electrical Characteristics
(T

J

= 25°C, unless otherwise specified)  
Symbol  
I

GT  

T
e
st Conditions  
V

D

= 12V;
 
R

L

= 30
Ω
 
V
a
lue  
40  
Unit  
mA  
V
MAX.  
MIN.  
5
V

GT  

V

D

= 12V;
 
R

L

= 30
Ω  
MAX.  
1
.
5  
400V  
600V  
800V  
1
0
00V  
400V  
600V  
800V  
650  
600  
500  
250  
550  
500  
475  
V

D

= V

DRM

; gate open
;
T

J

= 1
0
0°C  
dv/dt  
MIN.  
V/μs  
V

D

= V

DRM

; gate open
;
T

J

= 125°C  
V

GD  

I

H  

V

D

= V

DRM

; R

L

= 3.3 k
Ω
; T

J

= 125°C  
I

T

= 400mA (initial)  
MIN.  
MAX.  
MAX.  
TY
P
.  
0.2  
60  
V
mA  
μs  
t

q  

(1)  
35  
t

gt  

I

G

= 2 x I

GT

; PW
 
= 15µs;
 
I

T

=
1
1
0
A  
2.5  
μs  
Note :  
(1) I

T

=2A; t

p

=50µs; dv/dt=5V/µs; di/dt=-30A/µs  
Static Characteristics  
Symbol  
T
e
st Conditions  
V
a
lue  
Unit  
V

TM  

I

T

=
1
1
0
A; t

p

= 380μs  
MAX.  
1
.
8  
V
400 – 600V  
10  
T

J

= 25°C  
800 V  
1
0
00 V  
20  
30  
400 – 600V  
800V  
1
0
00  
1500  
5000  
2000  
3000  
I

DRM

/ I

RRM  

V

DRM

/ V

RRM  

MAX.  
μA  
T

J

= 1
0
0°C  
T

J

= 125°C  
1
0
00V  
400 – 600V  
800V  
Thermal Resistances  
Symbol  
Parameter  
V
a
lue  
Unit  
Sxx55R  
Sxx55N  
0.5  
R

θ
(J-C)  

Junction to case (AC)  
°C/W  
°C/W  
Sxx55W  
Sxx55M  
0.53  
40  
R

θ
(J-A)  

Junction to ambient  
Sxx55R  
Note:
xx = voltage  
©2019 Littelfuse, Inc  
Specifications are subject to change without notice.  
Revised: BO.12/10/20  

T
e
ccor® bran
d
T
hyristors  
55 Amp Standard SCRs  
Figure 1: Normalized DC Gat
e
T
r
igger Current  
vs. Junctio
n
T
e
mperature  
Figure 2: Normalized DC Gat
e
T
r
igge
r
V
o
ltage  
vs. Junctio
n
T
e
mperature  
2.0  
1.5  
1.0  
0.5  
0.0  
2.0  
1
.
5  
1
.
0  
0.5  
0.0  
-40  
-15  
10  
35  
60  
85  
110  
125  
-40  
-15  
10  
35  
60  
85  
110  
125  
Junctio
n
T
e
mperature (T

J

) — (°C)  
Junctio
n
T
e
mperature (T

J

) — (°C)  
Figure 3: Normalized DC Holding Current  
vs. Junctio
n
T
e
mperature  
Figure 4: On-State Current vs. On-Stat
e
V
o
ltage  
(
T
y
pical)  
2.0  
1.5  
1.0  
0.5  
0.0  
120  
T

J

= 25°C  
1
0
0  
80  
60  
40  
20  
0
0.7  
0.8  
0.9  
1
.
0  
1
.
1  
1
.
2  
1
.
3  
1
.
4  
1
.
5  
1
.
6  
125  
-40  
-15  
10  
35  
60  
85  
110  
Instantaneous On-stat
e
V
o
ltage (v

T

)
–
V
o
lts  
Junctio
n
T
e
mperature (T

J

) — (°C)  
Figure 5: Power Dissipation (
T
y
pical)  
vs. RMS On-State Current  
Figure 6: Maximum Allowable Cas
e
T
e
mperature  
vs. RMS On-State Current  
130  
The “R” or “M” package rating is intended  
for high surge condition use only and not  
recommended for >50A rms continuous  
60  
50  
40  
30  
20  
10  
0
125  
current use since narrow pin leads depend-  
ing on lead length can exceed PCB solder  
melting temperature. “W” package is  
recommended for >50A rms continuous  
current requirements.  
120  
115  
110  
105  
100  
95  
90  
85  
80  
CURREN
T
W
AVEFORM: Sinusoidal  
LOAD: Resistive or Inductive  
CONDUCTION ANGLE: 180°  
75  
70  
0
5
10  
15  
20  
25  
30  
35  
40  
45  
50  
55  
60  
0
5
10  
15  
20  
25  
30  
35  
40  
45  
50  
55  
RMS On-State Current [I

T(RMS)

] – Amps  
RMS On-State Current [I

T(RMS)

] – (Amps)  
Note:
xx = voltage  
©2019 Littelfuse, Inc  
Specifications are subject to change without notice.  
Revised: BO.12/10/20  

T
e
ccor® bran
d
T
hyristors  
55 Amp Standard SCRs  
Figure 7: Maximum Allowable Cas
e
T
e
mperature  
vs. Average On-State Current  
Figure 8: Maximum Allowable Ambien
t
T
e
mperature  
vs. RMS On-State Current  
130  
125  
120  
1
1
5  
110  
105  
1
0
0  
95  
120  
The “R” or “M” package rating is intended for high  
CURREN
T
W
AVEFORM: Sinusoidal  
LOAD: Resistive or Inductive  
CONDUCTION ANGLE: 180°  
surge condition use only and not recommended  
for >32A (AV) continuous current use since narrow  
pin leads depending on lead length can exceed  
PCB solder melting temperature. “W” package is  
recommended for >32A (AV) continuous current  
requirements.  
1
0
0  
FREE AIR R
A
T
ING  
80  
60  
40  
20  
0
90  
85  
80  
CURREN
T
W
AVEFORM: Sinusoidal  
LOAD: Resistive or Inductive  
CONDUCTION ANGLE: 180°  
75  
70  
0.0  
0.5  
1
.
0  
1
.
5  
2.0  
2.5  
0
5
10  
15  
20  
25  
30  
35  
40  
RMS On-State Current [I

T(RMS)

] – Amps  
Average On-State Current [I

T(
A
V
E)

] – Amps  
Figure 9: Maximum Allowable Ambien
t
T
e
mperature  
vs. Average On-State Current  
120  
CURRENT WAVEFORM: Sinusoidal  
LOAD: Resistive or Inductive  
CONDUCTION ANGLE: 180°  
FREE AIR R
A
T
ING  
1
0
0  
80  
60  
40  
20  
0
0.0  
0.5  
1
.
0  
1
.
5  
Average On-State Current [I

T(
A
V
E)

] – Amps  
Figure 10: Peak Capacitor Discharge Current  
Figure 11: Peak Capacitor Discharge Current Derating  
10000  
1
.
2  
1
.
0  
0.8  
0.6  
0.4  
0.2  
0.0  
1000  
I

TRM  

t

W  

100  
0.5  
1.0  
10.0  
50.0  
0
25  
50  
75  
1
0
0  
125  
150  
Cas
e
T
e
mperature (T

C

) – °C  
Pulse Current Duration (t

w

) – ms  
Note:
xx = voltage  
©2019 Littelfuse, Inc  
Specifications are subject to change without notice.  
Revised: BO.12/10/20  

T
e
ccor® bran
d
T
hyristors  
55 Amp Standard SCRs  
Figure 12: Surge Peak On-State Current vs. Number of Cycles  
1
0
00  
1
0
0  
10  
SUPPLY FREQUENCY:
60 Hz Sinusoidal  
LOAD:
Resistive  
RMS On-State Current: [I

T(RMS)

]:
Maximum Rated Value at  
Specified Case Temperature  
Notes:  
1.
Gate control may be lost during and immediately following surge current  
interval.  
2.
Overload may not be repeated until junction temperature has returned to  
steady-state rated value.  
1
10  
1
0
0  
1
0
00  
Surge Current Duration — Full Cycles  
Soldering Parameters  
Reflow Condition  
Pb – Free assembly  
–
T
e
mperature Min (T

s(min)  

–
T
e
mperature Max (T

s(max)  

–
T
ime (min to max) (t

s

)  
)
150°C  
Pre Heat  
)
200°C  
t

P  

T

P  

60 – 180 secs  
Ramp-up  
Average ramp up rate (Liquidu
s
T
e
mp) (T

L

) to  
peak  
5°C/second max  
T

L  

t

L  

T

S(max)  

T

S(max)

t
o
T

L

– Ramp-up Rate  
5°C/second max  
217°C  
Ramp-down  
–
T
e
mperature (T

L

) (Liquidus)  
Preheat  
Reflow  
–
T
e
mperature (t

L

)  
60 – 150 seconds  
260

+0/-5

°C  
T

S(min)  

Pea
k
T
e
mperature (T

P

)  
t

S  

Time within 5°C of actual pea
k
T
e
mperature  
(t

p

)  
20 – 40 seconds  
25  
time to peak temperature  
Ramp-down Rate  
5°C/second max  
8 minutes Max.  
280°C  
Time  
Time 25°C to pea
k
T
e
mperature (T

P

)  
Do not exceed  
©2019 Littelfuse, Inc  
Specifications are subject to change without notice.  
Revised: BO.12/10/20  

T
e
ccor® bran
d
T
hyristors  
55 Amp Standard SCRs  
Physical Specifications  
Environmental Specifications  
T
e
rminal Finish  
Body Material  
Lead Material  
1
0
0% Matt
e
T
in-plated  
T
e
st  
AC Blocking  
Specifications and Conditions  
UL recognized epoxy meeting flammability  
classification 94V-0  
MIL-STD-750, M-1040, Cond A Applied Peak AC  
voltage @ 125°C for 1008 hours  
Copper Alloy  
MIL-STD-750, M-1051,  
1
0
0 cycles; -40°C to +150°C;  
15-min dwell-time  
T
e
mperature Cycling  
EIA / JEDEC, JESD22-A101  
T
e
mperature/Humidity
1
0
08 hours; 320V – DC: 85°C;  
Design Considerations  
Careful selection of the correct device for the application
’
s  
operating parameters and environment will go a long way  
toward extending the operating life of the Thyristor. Good  
design practice should limit the maximum continuous  
current through the main terminals to 75% of the device  
rating. Other ways to ensure long life for a power discrete  
semiconductor are proper heat sinking and selection of  
voltage ratings for worst case conditions. Overheating,  
overvoltage (including dv/dt), and surge currents are  
the main killers of semiconductors. Correct mounting,  
soldering, and forming of the leads also help protect  
against component damage.  
85% rel humidity  
MIL-STD-750, M-1031,  
Hig
h
T
e
mp Storage  
1
0
08 hours; 150°C  
Low-
T
e
mp Storage  
1
0
08 hours; -40°C  
Resistance to  
Solder Heat  
MIL-STD-750 Method 2031  
Solderability  
Lead Bend  
ANSI/J-STD-002, category 3,
T
e
st A  
MIL-STD-750, M-2036 Cond E  
Dimensions
—
T
O-220AB (R-Package) — Non-Isolated Mountin
g
T
a
b Common with Center Lead  
T

C

MEASURING POINT  
AREA (RE
F
.
) 0.17 IN

2  

Inches  
Millimeters  
Min  
Dimension  
O
Min  
Max  
0.420  
0.
1
15  
0.250  
0.620  
0.147  
0.130  
0.575  
0.035  
0.205  
0.105  
0.075  
0.095  
0.024  
0.188  
0.060  
0.048  
Max  
10.67  
2.92  
6.35  
15.75  
3.73  
3.30  
14.61  
0.89  
5.21  
2.67  
1
.
91  
8.13  
.320  
A
E
P
A
B
C
D
E
0.380  
0.105  
0.230  
0.590  
0.142  
0.
1
10  
0.540  
0.025  
0.195  
0.095  
0.060  
0.085  
0.018  
0.178  
0.045  
0.038  
9.65  
2.67  
5.84  
14.99  
3.61  
2.79  
13.72  
0.64  
4.95  
2.41  
1
.
52  
ANODE  
B
C
13.36  
.526  
D
7.
0
1  
.276  
F
G
H
J
NOTCH IN  
GATE LEAD  
TO ID.  
NON-ISOLATED  
TAB  
F
K
L
R
G
L
M
N
O
P
2.16  
0.46  
4.52  
1
.
14  
2.41  
0.61  
4.78  
1
.
52  
H
CATHODE ANODE
 
GATE  
N
Note:
Maximum torque to  
be applied to mounting tab  
is 8 in-lbs. (0.904 Nm).  
K
J
M
R
0.97  
1
.
22  
©2019 Littelfuse, Inc  
Specifications are subject to change without notice.  
Revised: BO.12/10/20  

T
e
ccor® bran
d
T
hyristors  
55 Amp Standard SCRs  
Dimensions
–
T
O-263AB (N-package) — D

2

-Pak Surface Mount  
T

C

MEASURING POINT  
C
Inches  
Millimeters  
Min  
2
AREA: 0.
1
1
 
i
n  
Dimension  
B
V
Min  
Max  
0.370  
0.420  
0.188  
0.035  
0.055  
0.075  
0.105  
0.093  
0.024  
0.
1
10  
0.625  
0.045  
0.010  
0.070  
Max  
9.40  
10.67  
4.78  
0.89  
1
.
40  
E
ANODE  
A
B
C
D
E
0.360  
0.380  
0.178  
0.025  
0.048  
0.060  
0.095  
0.083  
0.018  
0.090  
0.590  
0.035  
0.002  
0.040  
9.14  
9.65  
4.52  
0.63  
1
.
22  
1
.
52  
2.41  
2.
1
1  
0.46  
2.29  
14.99  
0.89  
0.05  
1
.
02  
8.41  
.331  
7.
0
1  
.276  
A
S
W
F
1
.
91  
U
J
G
H
J
2.67  
2.36  
0.61  
2.79  
15.87  
1
.
14  
K
G
A
T
E  
CATHODE  
8.13  
.320  
G
H
D
F
K
S
V
U
W
11
.
68  
.460  
2.16  
.085  
0.25  
1
.
78  
7.
0
1  
.276  
7.
0
1  
.276  
16.89  
.665  
8.89  
.350  
1
.
40  
.055  
3.81  
.150  
2.03  
.080  
6.60  
.260  
Dimensions
–
T
O-218X (W Package) — Non-Isolated Mountin
g
T
a
b Common with Center Lead  
C
Inches  
Millimeters  
Dimension  
ANODE  
D
Min  
Max  
0.835  
0.630  
0.188  
0.070  
0.497  
0.655  
0.029  
0.095  
0.625  
0.264  
0.228  
0.088  
0.177  
0.042  
0.121  
0.096  
0.166  
0.165  
0.618  
0.005  
0.012  
0.032  
0.095  
Min  
Max  
2
1
.
21  
16.00  
4.78  
1
.
78  
B
U
(diameter)  
A
B
C
D
E
0.810  
0.610  
0.178  
0.055  
0.487  
0.635  
0.022  
0.075  
0.575  
0.256  
0.220  
0.080  
0.169  
0.034  
0.
1
13  
0.086  
0.156  
0.164  
0.603  
0.000  
0.003  
0.028  
0.085  
20.57  
15.49  
4.52  
1
.
40  
T
c
Measurement  
Point  
A
12.37  
16.13  
0.56  
1
.
91  
12.62  
16.64  
0.
7
4  
F
Z
E
F
G
H
J
2.41  
15.88  
6.71  
5.79  
2.24  
4.49  
1
.
07  
CATHODE  
14.61  
6.50  
5.58  
2.03  
4.29  
0.86  
2.87  
2.18  
3.96  
4.10  
X
W
K
L
J
GATE  
R
N
M
N
P
T
S
P
ANODE  
G
H
M
R
S
T
3.07  
2.44  
4.22  
4.20  
15.70  
0.13  
0.30  
0.81  
2.42  
Y
K
L
Note:
Maximum torque to  
be applied to mounting tab  
is 8 in-lbs. (0.904 Nm).  
V
U
V
W
X
Y
Z
15.31  
0.00  
0.07  
0.71  
2.17  
©2019 Littelfuse, Inc  
Specifications are subject to change without notice.  
Revised: BO.12/10/20  

T
e
ccor® bran
d
T
hyristors  
55 Amp Standard SCRs  
Dimensions
–
T
O-218AC (M Package) — Non-isolated Mountin
g
T
a
b Common with Center Lead  
Inches  
Millimeters  
Min  
T
c
Measurement Point  
Dimension  
Min  
Max  
0.835  
0.630  
0.188  
0.070  
0.497  
0.655  
0.029  
0.095  
0.625  
0.219  
0.437  
0.068  
0.055  
0.
1
15  
0.016  
0.016  
0.165  
0.095  
Max  
2
1
.
21  
16.00  
4.78  
1
.
78  
C
B
U (diameter)  
ANODE  
A
B
C
D
E
0.810  
0.610  
0.178  
0.055  
0.487  
0.635  
0.022  
0.075  
0.575  
0.2
1
1  
0.422  
0.058  
0.045  
0.095  
0.008  
0.008  
0.164  
0.085  
20.57  
15.49  
4.52  
1
.
40  
D
A
12.37  
16.13  
0.56  
1
.
91  
12.62  
16.64  
0.
7
4  
F
E
F
W
G
H
J
2.41  
15.88  
5.56  
11
.
10  
1
.
73  
GATE  
J
14.61  
5.36  
10.72  
1
.
47  
P
K
L
CATHODE  
ANODE  
H
M
Q
M
N
P
G
R
1
.
14  
1
.
40  
N
2.41  
0.20  
0.20  
4.10  
2.92  
0.41  
0.41  
4.20  
2.42  
K
Q
R
U
W
L
Note:
Maximum torque  
to be applied to mounting  
tab is 8 in-lbs. (0.904 Nm).  
2.17  
Product Selector  
V
o
ltage  
Part Number  
Gate Sensitivity  
T
y
pe  
Package  
400V  
600V  
800V  
1000V  
Sxx55R  
Sxx55N  
X
X
X
X
X
X
X
X
X
X
X
X
X
X
40mA  
40mA  
40mA  
40mA  
Standard SCR  
Standard SCR  
Standard SCR  
Standard SCR  
TO-220R  
TO-263  
Sxx55W  
TO-218X  
TO-218AC  
Sxx55M  
X
Note:
xx = Voltage  
Packing Options  
Part Number  
Sxx55RTP  
Marking  
Sxx55R  
Sxx55N  
Sxx55N  
Sxx55W  
Sxx55M  
Weight  
2.2g  
Packing Mode  
Base Quantity  
1
0
00 (50 per tube)  
1
0
00 (50 per tube)  
500  
T
u
be  
T
u
be  
Sxx55NTP  
1
.
6g  
Sxx55NRP  
1
.
6g  
Embossed Carrier  
T
u
be  
Sxx55WTP  
5.23g  
4.40g  
250 (25 per tube)  
250 (25 per tube)  
Sxx55MTP  
T
u
be  
Note:
xx = Voltage  
©2019 Littelfuse, Inc  
Specifications are subject to change without notice.  
Revised: BO.12/10/20  

T
e
ccor® bran
d
T
hyristors  
55 Amp Standard SCRs  
TO-263 Embossed Carrier Reel Pack (RP) Specification  
Meets all EIA-481-2 Standards  
0.63  
(16.0)  
0.157  
(4.0)  
Gate  
0.059  
(1.5)  
DIA  
Cathode  
0.945  
(24.0)  
0.827  
(21.0)  
*
*
Cover tape  
Anode  
12.99  
(330.0)  
0.512 (13.0) Arbor  
Hole Dia.  
Dimensions  
are in inches  
(and millimeters).  
1.01  
(25.7)  
Direction of Feed  
Part Numbering System  
Part Marking System  
TO-218AC – (M Package)  
TO-218X – (W Package)  
TO-220 AB – (R Package)  
TO-263 AB – (N Package)  
S 60
 
55 R  
56  
DEVICE TYPE  
S: SCR  
Lead Form Dimensions  
xx: Lead
 
Form Option  
S6055M  
SENSITIVITY & TYPE  
[blank]: 40mA  
VOLTAGE RATING  
40: 400V  
60: 600V  
80: 800V  
K0: 1000V  
S6055R  
YMXXX  
YMLXX  
®
®
CURRENT RATING  
55: 55A  
PACKAGE TYPE  
R: TO-220
 
(Non-isolated)  
2
N: TO-263
 
(D  
– Pak)  
Date Code Marking  
Y:Year Code  
M: Month Code  
XXX: Lot Trace Code  
M: TO-218AC
 
(Non-isolated)  
W: TO-218X
 
(Non-isolated)  
Date Code Marking  
Y:Year Code  
M: Month Code  
L: Location Code  
XX: Lot Serial Code  
Disclaimer Notice
– Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications.
 
Littelfuse products are  
not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at

.  
©2019 Littelfuse, Inc  
Specifications are subject to change without notice.  
Revised: BO.12/10/20