6

ATA6821

4778A–AUTO–11/03

Electrical Characteristics

Conditions:

No.

Parameters

Test Conditions

Pin

Symbol

Min.

Typ.

Max.

Unit

Type*

1

Supply Voltage Range

1.1

Supply voltage

1, 2

V

S

16

30

V

C

2

Current Consumption

V

“Feed” and “Output”

1, 2

I

VS

6mA

A

3

Undervoltage Detection (UVD)

3.1

Switch-on threshold

UVD

1, 2

V

Son

16

17

18

V

A

3.2

Hysteresis UVD

1, 2

dV

Son

300

mV

A

3.3

Timeout after

undervoltage

1, 2

30

40

50

ms

A

4

Voltage Monitoring (VM)

4.1

Input Resistance

3

Ri

VM

30

70

150

k

W

A

4.2

Switch-off threshold VM

3

V

- 2%

V

+ 4%

VA

4.3

Hysteresis VM

3

dV

S

200

mV

A

4.4

Switch-off-delay

monitor-output

3 - 13,

14

60

ns

A

4.5

Timeout after switch-off

by voltage monitoring

3 - 13,

14

t

offVM

15

20

25

ms

A

5

Input Stage

5.1

Input Resistance

9

Ri

Input

15

k

W

A

5.2

Switch-on-threshold

9

V

INON

68

V

A

5.3

Switch-off-threshold

9

V

INOFF

35

V

A

5.4

Propagation delay-time

“Input - Feed”

9 - 8

t

dIn-Feed

30

ns

A

5.5

Propagation delay-time

“Input - Output”

9 - 13

50

ns

A

6

Feed Output

6.1

High voltage Feed, no

load

Pin 8 open, V

8

V

Feed0

13

V

A

6.2

Output resistance high

I

8

R

FeedHi

500

1000

W

A

6.3

Output resistance low

I

8

R

FeedLo

100

500

W

A

6.4

Rise time (10% to 90%)

R

Rising edge at pin 9

8t

rFeed

20

ns

A

6.5

Fall time (10% to 90%)

Falling edge at pin 9

8t

fFeed

10

ns

A

*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter