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UTC BT138
TRIACS LOGIC LEVEL
DESCRIPTION
Passivated triacs in a plastic envelope, intended for use in applications requiring high bidirectional transient and blocking voltage capability and high thermal cycling performance. Typical applications include motor control, industrial and domestic lighting, heating voltages and static switching.
1
TRIAC
SYMBOL
MT2
TO-220
G MT1
1:MT1 2:MT2 3:GATE
ABSOLUTE MAXIMUM RATINGS ( Tj=25C)
PARAMETER
Repetitive Peak Off State Voltage BT138-600 BT138-800 RMS On-state Current (Full sine wave; Tmb99C) Non-repetitive Peak. On-State Current (Full sine wave; Tj=25C prior to surge) t=20ms t=16.7ms
SYMBOL
VDRM
RATING
600 800 12
UNIT
V A A
IT(RMS) ITSM
I2t For Fusing (t=10ms) I2t A2s Repetitive Rate of Rise of On-state Current after Triggering dIT/dt (ITM=20A;IG=0.2A; dIG/dt=0.2A/s) 50 T2+G+ A/s 50 T2+G50 T2-G10 T2-G+ Peak Gate Voltage VGM 5 V Peak Gate Current IGM 2 A Peak Gate Power PGM 5 W Average Gate Power PG(AV) 0.5 W Operating Junction Temperature Tj 125 C Storage Temperature Tstg -40~150 C *Although not recommended, off-state voltages up to 800V may be applied without damage, but the triac may switch to the on-state. The rate of rise of current should not exceed 15A/s.
95 105 45
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R401-002,A
UTC BT138
THERMAL RESISTANCES
PARAMETER
Thermal Resistance, Junction to Mounting Base Full cycle Half cycle Thermal Resistance, Junciton to Ambient In free air
TRIAC
SYMBOL
Rj-mb Rj-a 60
MIN
TYP
MAX
1.5 2.0 -
UNIT
C /W C /W
STATIC CHARACTERISTICS (Tj=25C,unless otherwise specified)
PARAMETER
Gate Trigger Current T2+G+ T2+GT2-GT2-G+ Latching Current T2+G+ T2+GT2-GT2-G+ Holding Current On-State Voltage Gate Trigger Voltage Off-state Leakage Current IL IGT
SYMBOL
TEST CONDITIONS
VD=12V, IT=0.1A
MIN
TYP
5 8 10 12
MAX
35 35 35 70 40 60 40 60 30 1.65 1.5 0.5
UNIT
mA
VD=12V, IGT =0.1A 7 20 8 10 6 1.4 0.25 0.7 0.4 0.1 mA
IH VT VGT ID
VD=12V, IGT=0.1A IT=15A VD=12V, IT=0.1A VD=400V, IT=0.1A, Tj=125C VD=VDRM(max) , Tj=125C
mA V V mA
DYNAMIC CHARACTERISTICS (Tj=25C,unless otherwise specified)
PARAMETER
Critical Rate Of Rise Of Off-State Voltage Critical Rate Of Change Of Commutating Voltage Gate Controlled Turn-on Time
SYMBOL
dVD/dt
TEST CONDITIONS
VDM=67% VDRM(max), Tj=125C Exponential waveform, Gate open circuit VDM=400V,Tj=95C, IT(RMS)=12A dlcom/dt =5.4A/ms, Gate open circuit ITM=16A, VD=VDRM(max), IG=0.1A dIG/dt=5A/s
MIN
100
TYP MAX
250
UNIT
V/s
20
V/s
dVcom/dt tgt
2
s
UTC
UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R401-002,A
UTC BT138
TYPICAL CHARACTERISTICS
Figure 1.Maximum on -state Dissipation.Ptot vs RMS On-state Current,IT(RMS),W here=conduction Angle. 20 Ptot/W T mb(max)/C 95 15
TRIAC
Figure 4.Maximum Permissible RMS Current IT(RMS) vs mounting baseT emperature T m b IT (RMS)/A
=180
15

=120 102.5 =90 =60 =30
110
99 10
10
5
5 117.5
0 0
5 IT (RMS)/A
10
125 15
0
-50
0
50 T mb/
100
150
1000
Figure 2. Maximum Permissible Non-repetitive Peak O n-state Current ITSM,vs Pulse W idth tp,for Sinusoidal Currents,tp20ms IT SM/A
25 20 15
Figure 5.Maximum Permissible Repetitive RMS on-state Current IT (RMS),vs Surge Duration,for Sinusoidal C urrents,f=50Hz;T mb99 IT (RMS)/A
100 dIT/dt limit T 2-G + quadrant 10 10us 100us 1ms T /s IT T
Tj initial= 25m ax
ITSM time
10 5 0 0.01
10ms
100ms
0.1 1 Surge Duration /S
10
100 80
Figure 3 .Maximum Permissible Non-Repetitive peak on-state Current ITSM,vs Number of Cycles, for Sinusoidal Currents,f=50Hz IT SM/A IT ITSM time T
Tj initial=25m ax
VGT(T j) 1.6 1.4 1.2 1
Figure 6.Normalised G ate T rigger Voltage VGT(T j)/ VGT(25),vs Junction T emperature T j
VGT(25)
60 40 20 0
0.8 0.6 0.4 -50 0 50 T j/ 100 150
1
100 10 Number of Cycles at 50Hz
1000
UTC
UNISONIC TECHNOLOGIES CO., LTD.
3
QW-R401-002,A
UTC BT138
Figure 7.Normalised Gate T rigger Current IGT(T j)/IGT(25),vs Junction T emperature Tj IGT(T j) IGT(25) T 2+G+ T 2+G T 2-GT 1-G + Figure 10.Typical and Maximum O n-state Characteristic 40 IT/A Tj=125 30 Tj=25 Vo=1.75V Rs=0.316Ohms 20 typ
TRIAC
3 2.5 2 1.5 1
max
10 0.5 0 -50 0 50 T j/ 100 150 0 0 0.5 1 1.5 VT /V 2 2.5 3
IL(T j) 3 2.5 2 1.5 1 IL(25)
Figure 8.Normalised Latching Current IL(T j)/IL(25),vs Junction T emperature T j 10
Figure 11.Transient Thermal Impedance Zth j-mb,vs Pulse W idth tp Zth j-mb (K/W )
1
unidirectional bidirectional
0.1
0.01 0.5 0 -50 0 50 T j/ Figure 9.Normalised Holding Current IH(T j)/IH(25),vs Junction T emperature Tj IH(T j) 3 2.5 2 1.5 1 0.5 0 -50 0 1 50 T j/ 100 150 0 50 Tj/ 10 100 IH(25) 100 150 0.001 10us 0.1ms 1ms 10ms tp/s
PD
tp
t 0.1s 1s 10s
Figure 12.T ypical commutation dV/dt vs junction temperature,parameter commutation dlT/dt.The triac should commutate when the dV/dt is below the value on the appropriate curve for pre-commutation dlT/dt dV/dt(V/us) 1000
dIcom/dt=5.4A/ms
100
150
UTC
UNISONIC TECHNOLOGIES CO., LTD.
4
QW-R401-002,A
UTC BT138
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.
UTC
UNISONIC TECHNOLOGIES CO., LTD.
5
QW-R401-002,A

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