DocID025099 Rev 2

5/25

STEF033

Maximum ratings

25

3

Maximum ratings

Note:

Absolute maximum ratings are those values beyond which damage to the device may occur.

Functional operation under these conditions is not implied.

Table 2. Absolute maximum ratings

Symbol

Parameter

Value

Unit

Positive power supply voltage

- 0.3 to 10

V

- 0.3 to 7

V

- 0.3 to Vcc+0.3

I-Lim+/I-Lim-

Current limit pin voltage

-0.3 to 7

V

Current limit pin voltage (100 ms)

En/Fault

Enable/Fault pin voltage

- 0.3 to 4.6

V

dv/dt

dv/dt pin voltage

- 0.3 to 4.6

V

1.

The thermal limit is set above the maximum thermal rating. It is not recommended to operate the device at

temperatures greater than the maximum ratings for extended periods of time.

- 40 to 125

°C

Storage temperature range

- 65 to 150

°C

Lead temperature (soldering) 10 sec

260

°C

Table 3. Recommended operating condition

Symbol

Parameter

Value

Unit

Positive power supply voltage

3.1 to 8

V

R-limit

Current limitation resistor range, STEF033, STEF033A

10 to 120

Ω

Current limitation resistor range, STEF033J, STEF033JA

15 to 120

Soft-start capacitor range

0 to 1

nF

Enable/Fault pin voltage

0 to 3.6

V

Table 4. Thermal data

Symbol

Parameter

Value

Unit

Thermal resistance junction-ambient, DFN10

70

°C/W

Thermal resistance junction-ambient, Flip Chip

90

Thermal resistance junction-case, DFN10

34