L99ASC03 datasheet(40/73 Pages) STMICROELECTRONICS

部件名	L99ASC03

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

PDF	73 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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40 / 73 page

Electrical specifications

L99ASC03

40/73

DocID023504 Rev 7

Figure 19. Cross-current protection time generation when at tDT >tCCP is provided an input

Table 19. Drain source monitoring

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

VSCd1

Drain-source voltage threshold 1

DSMTH = 00

0.4

0.5

0.6

VSCd2

Drain-source voltage threshold 2

DSMTH = 01

0.9

1.0

1.1

VSCd3

Drain-source voltage threshold 3

DSMTH = 10

1.35

1.5

1.65

VSCd4

Drain-source voltage threshold 4

DSMTH = 11

1.85

2.0

2.15

tb1

Blanking time DS Monitor

DSMFT = 0

1.0

1.2

1.5

µs

tb2

Blanking time DS Monitor

DSMFT = 1

2.0

2.4

3.0

µs

tf1

Filter time DS Monitor

DSMFT = 0

1.0

1.2

1.5

µs

tf2

Filter time DS Monitor

DSMFT = 1

2.0

2.4

3.0

µs

ISHx

Diagnostic source current

All gate drivers off; ISTEST(x) = 0

-500

µA

Diagnostic sink current

All gate drivers off; ISTEST(x) = 1

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