L99ASC03G datasheet(37/70 Pages) STMICROELECTRONICS

部件名	L99ASC03G

功能描述	Brushless / sensorless 3-phase motor pre-driver for automotive applications

PDF	70 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

37 / 70 page

DocID029080 Rev 2

37/70

L99ASC03G

Electrical specifications

Figure 17. Watchdog early, late and safe window

Table 17. Charge pump output

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

VCP

Charge pump output voltage

VS =6 V; ICP =-20 mA;

CCPx =220 nF; CCP =1µF

VS +7.7

VS =6 V; ICP =20 mA;

CCPx =220 nF; CCP =1µF;

-40 °C < Tj <25°C

VS + 8.3

VS =12 V; ICP =0mA;

CCPx =220 nF; CCP =1µF

VS + 11 VS + 13 VS + 16.5

ICP

Charge pump output current

VS =12 V; VCP =VS +10V;

CCPx =220 nF; CCP =1µF

VCPLOW

Charge pump low voltage

threshold

VS + 5.6 VS + 6.0 VS + 6.75

fCP

Clock frequency (internal

oscillator)

140

200

260

kHz

tfCP

Charge pump low filter time

µs

Table 18. Gate driver for external MOSFET

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

High-side gate drivers DC parameter

IGHx(on)

Turn-on maximum peak

current (SOURCE stage)

Tj = 25°C; PCSO = 1111

-250

Turn-on minimum peak

current (SOURCE stage)

Tj = 25°C; PCSO = 0001

-20

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