Datasheet

UNISONIC TECHNOLOGIES CO., LTD
UT138E
TRIAC
TRIAC

DESCRIPTION
Glass passivated , sensitive gate triac in a plastic envelope,
intended for use in general purpose bidirectional switching and
phase control applications, where high sensitivity is required in all
four quadrants.

SYMBOL

ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
UT138EL-x-TA3-T
UT138EG-x-TA3-T

Package
TO-220
Pin Assignment
1
2
3
MT1 MT2
G
Packing
Tube
MARKING
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Copyright © 2014 Unisonic Technologies Co., Ltd
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
TRIAC
ABSOLUTE MAXIMUM RATING (TJ=25°C)
PARAMETER
SYMBOL
RATINGS
UT138E-5
500
Repetitive Peak Off State Voltag
UT138E-6
VDRM
600
UT138E-8
800
RMS On-state Current (Full sine wave, TMB≤99°C)
IT(RMS)
12
95
Non-Repetitive Peak. On-State Current t=20mS
ITSM
(Full sine wave, TJ=25°C prior to surge) t=16.7mS
105
2
I t For Fusing (t=10ms)
I2 t
45
50
T2+ G+
Repetitive Rate of Rise of On-state
T2+ G50
Current After Triggering
dIT/dt
T2- G50
(ITM=20A, IG=0.2A, dIG/dt=0.2A/μs)
T2- G+
10
Peak Gate Voltage
VGM
5
Peak Gate Current
IGM
2
Peak Gate Power
PGM
5
Average Gate Power (Over any 20ms period)
PG(AV)
0.5
Operating Junction Temperature
TJ
125
Storage Temperature
TSTG
-40~150
Notes: Although not recommended, off-state voltages up to 800V may be applied without damage, but
may switch to the on-state. The rate of rise of current should not exceed 15A/μs.

THERMAL RESISTANCES
PARAMETER
Full cycle
Thermal Resistance, Junction to
Mounting Base
Half cycle
Thermal Resistance, Junciton to Ambient In free air

UNIT
V
V
V
A
A
A
A2s
A/μs
A/μs
A/μs
A/μs
V
A
W
W
°C
°C
the triac
SYMBOL
MIN
TYP
θJC
θJA
MAX
1.5
2.0
UNIT
K/W
60
K/W
STATIC CHARACTERISTICS (TJ=25°C, unless otherwise specified)
PARAMETER
SYMBOL
Gate Trigger Current
IGT
Latching Current
IL
Holding Current
On-State Voltage
IH
VT
Gate Trigger Voltage
VGT
Off-state Leakage Current
ID
TEST CONDITIONS
T2+ G+
T2+ GVD=12V, IT=0.1A
T2- GT2- G+
T2+ G+
T2+ GVD=12V, IGT =0.1A
T2- GT2- G+
VD=12V, IGT=0.1A
IT=15A
VD=12V, IT=0.1A
VD=400V, IT=0.1A, TJ=125°C
VD=VDRM(max) , TJ=125°C
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN
0.25
TYP
2.5
4.0
5.0
11
3.2
16
4.0
5.5
4.0
1.4
0.7
0.4
0.1
MAX
10
10
10
25
30
40
30
40
30
1.65
1.5
0.5
UNIT
mA
mA
mA
V
V
V
mA
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TRIAC
DYNAMIC CHARACTERISTICS (TJ=25°C, unless otherwise specified)
PARAMETER
Critical Rate Of Rise Of Off-State
Voltage
Gate Controlled Turn-on Time
SYMBOL
TEST CONDITIONS
VDM=67% VDRM(max), TJ=125°C
dVD/dt Exponential waveform,
Gate open circuit
ITM=16A, VD=VDRM(max),
tgt
IG=0.1A dIG/dt=5A/μs
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN
TYP
MAX
UNIT
50
V/μs
2
μs
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TRIAC
TYPICAL CHARACTERISTICS
Figure 3 .Maximum Permissible Non-Repetitive Figure 4. Maximum Permissible RMS Current I
T(RMS)
Peak On-State Current ITSM, vs Number of Cycles,
vs Mounting Base Temperature Tmb
for Sinusoidal Currents, f=50Hz.
I
/A
ITSM/A
15 T(RMS)
100
ITSM
IT
99℃
time
80
60
T
TJ initial=25℃max
40
10
5
20
0
1
100
10
Number of Cycles at 50Hz
1000
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
0
-50
0
50
Tmb/℃
100
150
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TRIAC
TYPICAL CHARACTERISTICS(Cont.)
Figure 11. Transient Thermal Impedance
Zth j-mb, vs Pulse Width tp
Zth j-mb (K/W)
10
1
Figure 12. Typical Critical Rate of Rise of Off-State
Voltage, dVD/dt Versus Junction Temperature TJ
dVD/dt(V/us)
1000
unidirectional
100
0.1
0.01
bidirectional
PD
0.001
10us 0.1ms 1ms 10ms 0.1s
tp/s
10
tp
t
1s
10s
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
1
0
50
TJ/
100
150
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TRIAC
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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