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Zxct1023, Micropower fixed gain of 50 current monitor, Typical ac characteristics – Diodes ZXCT1023 User Manual

Page 5

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ZXCT1023

MICROPOWER FIXED GAIN OF 50 CURRENT MONITOR

ZXCT1023

Document number: DS31997 Rev. 3 - 2

5 of 8

www.diodes.com

June 2011

© Diodes Incorporated

Typical AC Characteristics

-20

-10

0

10

20

30

40

10E+0

100E+0

1E+3

10E+3

100E+3

1E+6

10E+

frequency (Hz)

Gain (dB)

V

SENSE

= 50mV

V

SENSE

= 10mV

V

S+

=3.6V

T

A

=25°C

T

A

= 25°C

V

SENSE

= 50mV

0

10

20

30

40

50

60

70

0.01

0.1

1

10

100

1000

Frequency (kHz)

PS

R

R

(dB

)

V

S+

= 10V

V

S+

=

Small Signal Frequency Response

Power Supply Rejection Ratio

-5

0

5

10

15

20

25

0

50

100

150

200

250

300

Time (µs)

In

pu

t (

m

V

)

-0.2

0

0.2

0.4

0.6

0.8

1

1.2

O

u

tp

ut

(

V

)

Input

Output

V

S+

=3.6V, T

A

= 25°C

V

SENSE

= 20mV

-10

0

10

20

30

40

50

60

0

50

100

150

200

Time (µs)

In

pu

t (mV)

-0.5

0.0

0.5

1.0

1.5

2.0

2.5

3.0

Ou

tp

ut

(V)

Input

Output

V

S+

=3.6V, T

A

= 25°C

V

SENSE

= 50mV

Large Signal Pulse Response 20mV

Large Signal Pulse Response 50mV

49

50

51

52

53

54

55

56

0

50

100

150

200

time (µs)

Sen

se vo

lta

ge (mV)

2.45

2.50

2.55

2.60

2.65

2.70

2.75

2.80

Out

put

volt

age (V)

Input

Output

V

S+

=3.6V, T

A

=25°C

V

SENSE

= 50mV(DC) + 5mV

44

45

46

47

48

49

50

51

0

25

50

75

100

125

150

time (µs)

V

SE

N

S

E

(m

V)

2.20

2.25

2.30

2.35

2.40

2.45

2.50

2.55

V

OUT

(V

)

Input

Output

V

S+

=3.6V, T

A

=25°C

V

SENSE

= 50mV(DC) - 5mV pulse

Small Signal Positive Pulse Response

Small Signal Negative Pulse Response