UT138G datasheet(3/5 Pages) UTC

Part #	UT138G

Description	TRIACS

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Manufacturer	UTC [Unisonic Technologies]

Direct Link	http://www.utc-ic.com

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UTC UT138F/G

TRIAC

UTC UNISONIC TECHNOLOGIES CO., LTD. 3

QW-R401-013,B

TYPICAL CHARACTERISTICS

T/s

Figure 2. Maximum Permissible Non-repetitive

Peak On-state Current ITSM,vs Pulse Width

tp,for Sinusoidal Currents ,tp≦20ms.

510

0

20

5

IT(RMS)/A

Figure 1.Maximum on -state Dissipation.Ptot vs RMS

On-state Current,IT(RMS),Whereα=conduction Angle.

15

0

15

10

100ms

100

150

-50

50

0

15

5

Tmb/℃

10

0

95

117.5

102.5

125

110

Ptot/W

Tmb(max)/C

α

=180

α

=120

α

= 90

α

= 60

α

= 30

α

Figure 4. Maximum Permissible RMS Current IT(RMS)

vs mounting base Temperature Tmb.

IT(RMS)/A

99℃

ITSM/A

25

10

Surge Duration /S

15

20

5

0

Figure 5.Maximum Permissible Repetitive RMS on-state

Current IT(RMS),vs Surge Duration,for Sinusoidal

Currents,f=50Hz;Tmb≦99℃.

IT(RMS)/A

0.01

0.1

1

10

100

40

Number of Cycles at 50Hz

80

60

20

0

Figure 3 .Maximum Permissible Non-Repetitive

peak on-state Current ITSM,vs Number of Cycles,

for Sinusoidal Currents,f=50Hz.

10

100

ITSM/A

1

1000

IT

time

ITSM

Tj initial=25℃max

100

150

-50

50

0

1.6

0.8

Tj/℃

1.2

1.4

1

0.6

0.4

Figure 6.Normalised Gate Trigger Voltage VGT(Tj)/VGT(25℃),

vs Junction Temperature Tj.

VGT(25℃)

VGT(Tj)

T

1ms

100us

10us

1000

10

100

10ms

IT

ITSM

time

Tj initial=25℃max

dIT/dt limit

T2-G+ quadrant

T

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