UNISONIC TECHNOLOGIES CO., LTD
US112S/N
SCRS
DESCRIPTION
The UTC
US112S/N
is suitable to fit all modes of control found
in applications such as overvoltage crowbar protection, motor
control circuits in power tools and kitchen aids, in-rush current
limiting circuits, capacitive discharge ignition, voltage regulation
circuits
SCR
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
US112SL-4-TA3-T
US112SG-4-TA3-T
US112SL-6-TA3-T
US112SG-6-TA3-T
US112SL-8-TA3-T
US112SG-8-TA3-T
US112NL-4-TA3-T
US112NG-4-TA3-T
US112NL-6-TA3-T
US112NG-6-TA3-T
US112NL-8-TA3-T
US112NG-8-TA3-T
Note: Pin Assignment: K: Cathode G: Gate A: Anode
Package
TO-220
TO-220
TO-220
TO-220
TO-220
TO-220
Pin Assignment
1
2
3
K
A
G
K
A
G
K
A
G
K
A
G
K
A
G
K
A
G
Packing
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US112S/N
ABSOLUTE MAXIMUM RATING
PARAMETER
US112S/N-4
Repetitive Peak Off-State Voltages
US112S/N-6
US112S/N-8
RMS On-State Current (180°Conduction Angle) (T
C
= 110℃)
Average On-State Current (180°Conduction Angle) (T
C
= 110℃)
Non Repetitive Surge Peak On-State Current
(T
J
= 25℃)
I²t Value For Fusing (t
P
= 10 ms ,T
J
= 25℃)
t
P
=8.3ms
t
P
=10ms
SYMBOL
V
DRM
V
RRM
I
T(RMS)
I
T(AV)
I
TSM
I²t
dI/dt
RATING
400
600
800
12
8
146
140
98
50
SCR
UNIT
V
A
A
A
A²S
A/µs
Critical Rate Of Rise Of On-State Current
(I
G
= 2 x I
GT
, t
R
≤
100 ns, T
J
= 125℃)
Peak Gate Current (t
P
=20μs, F = 60 Hz, T
J
=125℃)
I
GM
4
A
Peak Reverse Gate Voltage
US112N
V
RGM
5
V
Average Gate Power Dissipation (T
J
= 125℃)
P
G(AV)
1
W
℃
Storage Temperature
T
STG
-40 ~ +150
℃
Junction Temperature
T
J
+125
Note 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
Junction to Ambient
Junction to Case
SYMBOL
θ
JA
θ
JC
RATINGS
60
1.3
UNIT
K/W
K/W
ELECTRICAL CHARACTERISTICS
(T
J
=25℃unless otherwise specified)
US112S(SENSITIVE)
PARAMETER
Gate Trigger Current
Gate Trigger Voltage
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
I
GT
V
D
= 12V, R
L
=140Ω
200 µA
V
GT
V
D
= 12V, R
L
=140Ω
0.8
V
V
D
= V
DRM
, R
L
= 3.3kΩ,
0.1
V
Gate Non-Trigger Voltage
V
GD
R
GK
= 1KΩ, T
J
= 125℃
Reverse Gate Voltage
V
RG
I
RG
= 10 µA
8
V
Holding Current
I
H
I
T
= 50mA, R
GK
= 1kΩ
5
mA
Latching Current
I
L
I
G
= 1mA , R
GK
= 1kΩ
6
mA
Circuit Rate of Change of Off-State Voltage
dV/dt
V
D
= 67% V
DRM
, R
GK
= 220Ω
5
V/µs
On-State Voltage
V
TM
I
TM
=24A, t
P
= 380 µs
1.6
V
Threshold Voltage
V
T0
T
J
= 125℃
0.85
V
Dynamic Resistance
R
D
T
J
= 125℃
30
mΩ
V
DRM
= V
RRM
, R
GK
=220Ω
5
µA
I
DRM
Off-State Leakage Current
I
RRM
V
DRM
= V
RRM,
R
GK
=220Ω, T
J
= 125℃
2
mA
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R301-013.Ca
US112S/N
ELECTRICAL CHARACTERISTICS(Cont.)
SCR
US112N(SENSITIVE)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Gate Trigger Current
I
GT
V
D
= 12 V, R
L
=33Ω
2
15
mA
Gate Trigger Voltage
V
GT
V
D
= 12 V, R
L
=33Ω
1.3
V
Gate Non-Trigger Voltage
V
GD
V
D
=V
DRM
, R
L
= 3.3kΩ,
T
J
=125℃
0.2
V
Holding Current
I
H
I
T
= 500mA Gate open
30
mA
Latching Current
I
L
I
G
= 1.2 I
GT
60
mA
Circuit Rate of Change of Off-State Voltage
dV/dt
V
D
=67%V
DRM
Gate open, T
J
=125℃ 200
V/µs
On-State Voltage
V
TM
I
TM
=24 A, t
P
= 380 µs
1.6
V
Threshold Voltage
V
T0
T
J
= 125℃
0.85
V
Dynamic Resistance
R
D
T
J
= 125℃
30
mΩ
5
µA
V
DRM
= V
RRM
I
DRM
Off-State Leakage Current
I
RRM
V
DRM
= V
RRM
, T
J
= 125℃
2
mA
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R301-013.Ca
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