Advanced Monolithic Systems, Inc.

6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140

AMS2942

Load Transient Response

TIME (ms)

C

0

1

2

3

4

5

100

0

50

150

250

2

7

Enable Transient

0

2

0

1

3

4

5

6

TIME (

µs)

0

100 200 300 400 500 600 700

-100

-2

I

200

100

-50

-100

100

mA

µA

~

~

~

~

Load Transient Response

TIME (ms)

0

4

8

12

16

20

100

-20

0

40

80

60

20

-40

-60

100

mA

µA

~

~

C

C

C

V

10

100

1K

100K

FREQUENCY (Hz)

0.01

10

Output Impedance

2

1

0.05

0.02

90

60

Ripple Rejection

FREQUENCY (Hz)

70

40

30

I

20

50

80

V

90

60

Ripple Rejection

FREQUENCY (Hz)

70

40

30

I

20

50

80

V

5

0.1

0.2

0.5

10K

1M

C

V

I

I

I

V

C

I

C

I

200

400

600

100

mV

800

Line Transient Response

TIME (

µs)

0

8V

4V

0

I

V

0.0

0.3 0.4 0.5 0.6 0.7 0.8

2.5

0.9

Error Comparator Sink Current

OUTPUT LOW VOLTAGE (V)

1.5

0.0

0.1 0.2

0

3

4

5

6

7

8

9

4

Error Comparator Output

INPUT VOLTAGE (V)

5

2

1

1

2

0

3

6

V

50

mV

-50

mV

6V

~

~

8

7

2.0

1.0

0.5

T

T

T

C

HYSTERESIS

50k RESISTOR TO

EXTERNAL 5V SUPPLY

50k

RESISTOR

TO V

OUT