L6208 datasheet(4/35 Pages) STMICROELECTRONICS

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Maximum ratings

L6208

4/35

DocID7514 Rev 2

Maximum ratings

Table 1. Absolute maximum ratings

Symbol

Parameter

Test conditions

Value

Unit

Supply voltage

VSA = VSB = VS

VOD

Differential voltage between

VSA, OUT1A, OUT2A, SENSEA and

VSB, OUT1B, OUT2B, SENSEB

VSA = VSB = VS = 60 V;

VSENSEA = VSENSEB = GND

VBOOT

Bootstrap peak voltage

VSA = VSB = VS

VS + 10

VIN, VEN Input and enable voltage range

-0.3 to +7

VREFA,

VREFB

Voltage range at pins VREFA and VREFB

-0.3 to +7

VRCA,

VRCB

Voltage range at pins RCA and RCB

-0.3 to +7

VSENSEA,

VSENSEB

Voltage range at pins SENSEA and SENSEB

-1 to +4

IS(peak)

Pulsed supply current (for each VS pin),

internally limited by the overcurrent protection

VSA = VSB = VS;

tPULSE < 1 ms

7.1

RMS supply current (for each VS pin)

VSA = VSB = VS

2.8

Tstg, TOP Storage and operating temperature range

-40 to 150

C

Table 2. Recommended operating conditions

Symbol

Parameter

Test conditions

Min.

Max.

Unit

Supply voltage

VSA = VSB = VS

852

VOD

Differential voltage between

VSA, OUT1A, OUT2A, SENSEA and

VSB, OUT1B, OUT2B, SENSEB

VSA = VSB = VS;

VSENSEA = VSENSEB

VREFA,

VREFB

Voltage range at pins VREFA and VREFB

-0.1

VSENSEA,

VSENSEB

Voltage range at pins SENSEA and SENSEB

(pulsed tW < trr)

(DC)

-6

-1

IOUT

RMS output current

2.8

Operating junction temperature

-25

+125

°C

fsw

Switching frequency

100

KHz

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