ACST2 datasheet(3/13 Pages) STMICROELECTRONICS

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DocID13304 Rev 4

3/13

ACST2

Characteristics

Table 4. Static electrical characteristics

Symbol

Test conditions

Value

Unit

VTM

(1)

ITM = 2.8 A, tp = 500 µs

Tj = 25 °C

MAX

VTO

(1)

Threshold voltage

Tj = 125 °C

MAX

0.9

(1)

Dynamic resistance

Tj = 125 °C

MAX

250

Ω

IDRM

IRRM

VOUT = VDRM / VRRM

Tj = 25 °C

MAX

µA

Tj = 125 °C

0.5

For both polarities of OUT pin referenced to COM pin

Table 5. Thermal resistances

Symbol

Parameter

Value

Unit

Rth(j-c)

Junction to case (AC)

DPAK

4.5

°C/W

TO-220FPAB

Rth(j-a)

Junction to ambient

TO-220FPAB

SCU

(1)= 0.5 cm²

DPAK

SCU = copper surface under tab

Figure 2. Maximum power dissipation versus

on-state rms current (full cycle)

Figure 3. On-state rms current versus case

temperature

0.0

0.4

0.8

1.2

1.6

2.0

2.4

2.8

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

P(W)

α=180 °

180°

IT(RMS)(A)

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

2.2

2.4

100

125

T(RMS)(A)

α=180 °

DPAK

TO-220FPAB

TC(°C)

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