STSPIN32F0 datasheet(10/40 Pages) STMICROELECTRONICS

10 / 40 page

Electrical characteristics

STSPIN32F0

10/40

DocID029806 Rev 2

VBOOff

VBOUVLO turn-off threshold

VBO falling from 8 V

5.4

5.8

6.2

VBOHys

VBO UVLO threshold hysteresis

0.25

tsleep

Standby set time

µs

DC/DC switching regulator

Input supply voltage

8(2)

-45

VPWR_OK Power good voltage

5.6

6.4

VDDA

Average output voltage

(3)

3.09

3.3

3.5

IDDA

Output current

DC; MCU current

consumption included

fSW

Maximum SW switching frequency

Open loop, VDDA floating

ISW = 100 mA

200

330

kHz

RSWDS(ON) Switch ON resistance

ISW = 200 mA

1.4





Efficiency

VM = 8 V; IDDA = IDDA,max(3)

-80

ISW,peak

Peak current threshold

320

IOVC

Latched overcurrent threshold

tSS

Soft-start time

2.5

7.5

Linear regulator

VREG12

Linear regulator output and gate

driver supply voltage

VM = 13 ÷ 45 V

IO = 10 mA(4)

11.4

12.6

VREG12,drop Drop voltage

VM = 8 ÷ 11 V, IO = 10 mA

200

400

IREG12,lim Linear regulator current limit

VM = 13 V

Gate drivers

ISI

ISO

Maximum sink/source current

capabilities

TJ = 25 °C

400

600

Full temperature range

350

RPDin

Input lines pull-down resistor



ton

toff

Input-to-output propagation delay(5)

-10

Delay matching, HS and LS turn-

on/off(6)

RDS_diode Bootstrap diode ON resistance

120

240



Table 5. Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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