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Typical operating characteristics, Electrical characteristics (continued) – Rainbow Electronics MAX9552 User Manual

Page 3

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MAX9550/MAX9551/MAX9552

High-Current VCOM Drive Buffers

for TFT LCDs

_______________________________________________________________________________________

3

Note 1: All devices are 100% production tested at T

A

= +25°C. All temperature limits are guaranteed by design.

ELECTRICAL CHARACTERISTICS (continued)

(V

DD

= 16V, GND = 0V, V

CM

= V

OUT

= V

DD

/ 2, C

L

= 1µF, T

A

= T

MIN

to T

MAX

, unless otherwise noted. Typical values are at

T

A

= +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

AC CHARACTERISTICS

Settling Time

t

S

Settling to 0.1% of V

OUT

, I

L

= 0 to 600mA,

C

L

= 1µF, R

S

= 2.2

Ω, C

S

= 0.1µF

(Figure 1)

2.0

µs

Input Capacitance

C

IN

1.5

pF

I

OUT

= ±50mA

13

Transconductance

gm

I

OUT

= ±500mA

42

S

V

DD

= 7V, V

IN

= 1.5V

pulse for 100µs

±200

±290

Transient Output Current

I

OUTMAX

A

V

= 1

V

DD

= 16V, V

IN

= 1.5V

pulse for 100µs

±600

±830

mA

Typical Operating Characteristics

(V

DD

= 16V, GND = 0V, V

CM

= V

OUT

= V

DD

/ 2, C

L

= 1µF, T

A

= +25°C, unless otherwise noted.)

INPUT OFFSET VOLTAGE DEVIATION

vs. SUPPLY VOLTAGE

V

DD

(V)

V

OS

(mV)

20

15

10

-0.1

0

0.1

0.2

0.3

0.4

0.5

-0.2

5

25

MAX9550 toc01

T

A

= -40°C

T

A

= +25°C

T

A

= +85°C

INPUT OFFSET VOLTAGE DEVIATION

vs. TEMPERATURE

MAX9550 toc02

TEMPERATURE (°C)

V

OS

(mV)

75

50

25

0

-25

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0.4

0.5

0.6

-0.4

-50

100

TRANSCONDUCTANCE
vs. OUTPUT CURRENT

MAX9550 toc03

OUTPUT CURRENT (mA)

TRANSCONDUCTANCE (S)

400

200

0

-200

-400

10

20

30

40

50

60

0

-600

600

T

A

= -40°C

T

A

= +25°C

T

A

= +85°C