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BTA12-XXXBW

12 A Snubberless™, logic level and standard Triacs

STMicroelectronics 

BTA12, BTB12, T1205, T1210, T1235, T1250

Characteristics

Table 3. Electrical characteristics (Tj = 25 °C, unless otherwise specified) - Standard Triac (4 quadrants)

Symbol

Parameter

IGT (1)

VGT

VGD

IH (2)

VD = 12 V, RL = 30 Ω

VD = VDRM, RL = 33 kΩ, Tj = 125 °C

IT = 500 mA

IL

IG = 1.2 IGT

dV/dt (2)

VD = 67 % VDRM gate open, Tj = 125 °C

(dV/dt)c (2) (dI/dt)c = 5.3 A/ms, Tj = 125 °C

1. Minimum IGT is guaranteed at 5 % of IGT max.

2. For both polarities of A2 referenced to A1

Quadrant

I - II - III

IV

All

All

I - II - III

I - III - IV

II

Max.

Max.

Min.

Max.

Max.

Min.

Min.

Value

C

B

25 50

50 100

1.3

0.2

25 50

40 50

80 100

200 400

5

10

Unit

mA

V

V

mA

mA

V/µs

V/µs

Table 4. Static electrical characteristics

Symbol

VTM (1)

VTO(1)

RD(1)

ITM = 17 A, tp = 380 µs

threshold on-state voltage

Dynamic resistance

IDRM IRRM

VDRM = VRRM

1. For both polarities of A2 referenced to A1

Test conditions

Tj = 25 °C

Tj = 125 °C

Tj = 125 °C

Tj = 25 °C

Tj = 125 °C

Value

Unit

Max.

1.55

V

Max.

0.85

V

Max.

35

mΩ

Max.

5

µA

Max.

1

mA

Table 5. Thermal resistance

Symbol

Parameter

Rth(j-c) Max. junction to case thermal resistance (AC)

D2PAK / TO-220AB

TO-220AB insulated

Rth(j-a)

Junction to ambient

Junction to ambient

S = 2 cm² (1)

D²PAK

TO-220AB / TO-220AB insulated

1. S = Copper surface under tab.

Max.

Max.

Typ.

Typ.

Value

1.4

2.3

45

60

Unit

°C/W

°C/W

DS2115 - Rev 12

page 3/16

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