beautypg.com

Typical operating characteristics – Rainbow Electronics MAX5085 User Manual

Page 4

background image

MAX5084/MAX5085

65V, 200mA, Low-Quiescent-Current
Linear Regulators in TDFN

4

_______________________________________________________________________________________

Typical Operating Characteristics

(V

IN

= 14V, C

IN

= C

OUT

= 10µF, V

EN

= V

IN

, T

A

= +25°C, unless otherwise noted.)

OUTPUT VOLTAGE

vs. INPUT VOLTAGE

MAX5084 toc01

V

IN

(V)

V

OUT

(V)

60

55

45 50

15 20 25 30 35 40

5 10

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

0

0

65

I

OUT

= 0

NO-LOAD GROUND CURRENT

vs. TEMPERATURE

MAX5084 toc03

TEMPERATURE (

°C)

I

GND

A)

125

110

80 95

-10 5 20 35 50 65

-25

10

20

30

40

50

60

70

80

90

100

0

-40

140

V

IN

= 65V

V

IN

= 14V

V

IN

= 6.5V

SHUTDOWN SUPPLY CURRENT

vs. TEMPERATURE

MAX5084 toc03

TEMPERATURE (

°C)

I

GND

A)

125

110

80 95

-10 5 20 35 50 65

-25

1

2

3

4

5

6

7

8

9

10

0

-40

140

OUTPUT VOLTAGE

vs. TEMPERATURE

MAX5084 toc04

TEMPERATURE (

°C)

V

OUT

(V)

125

110

80 95

-10 5 20 35 50 65

-25

4.80

4.85

4.90

4.95

5.00

5.05

5.10

5.15

5.20

5.25

4.75

-40

140

I

OUT

= 1mA

I

OUT

= 10mA

GROUND CURRENT

vs. TEMPERATURE

MAX5084 toc05

I

GND

A)

0.25

0.50

0.75

1.00

1.25

1.50

1.75

2.00

2.25

0

TEMPERATURE (

°C)

125

110

80 95

-10 5 20 35 50 65

-25

-40

140

I

OUT

= 200mA

I

OUT

= 100mA

I

OUT

= 50mA

OUTPUT VOLTAGE

vs. LOAD CURRENT AND TEMPERATURE

MAX5084 toc06

TEMPERATURE (

°C)

V

OUT

(V)

125

110

80 95

-10 5 20 35 50 65

-25

4.80

4.85

4.90

4.95

5.00

5.05

5.10

5.15

5.20

5.25

4.75

-40

140

I

OUT

= 100mA

I

OUT

= 200mA

I

OUT

= 50mA

DROPOUT VOLTAGE

vs. LOAD CURRENT

MAX5084 toc07

I

OUT

(mA)

V

DROPOUT

(V)

190

170

130 150

50

70

90 110

30

0.15

0.30

0.45

0.60

0.75

0.90

1.05

1.20

1.35

1.50

0

10

V

OUT

= 5V

POWER-SUPPLY REJECTION RATIO

vs. FREQUENCY

MAX5084 toc08

FREQUENCY (kHz)

PSRR (dB)

100

10

1

-70

-60

-50

-40

-30

-20

-10

0

-80

0.1

1000

I

OUT

= 10mA

LINE-TRANSIENT RESPONSE

MAX5084 toc09

400

µs/div

0A

I

OUT

100mA/div

V

OUT

100mV/div
AC-COUPLED