MJLP2951-X REV 1B1

MICROCIRCUIT DATA SHEET

Electrical Characteristics

DC PARAMETERS(Continued)

(The following conditions apply to all the following parameters, unless otherwise specified.)

DC:

Vout = 5V (Nominal), Cload = 3.3uF, Vsd = 0.6V,

Vin = 6V, Il = -100uA

SYMBOL

PARAMETER

CONDITIONS

NOTES

PIN-

NAME

MIN

MAX

UNIT

SUB-

GROUPS

Igsc

Ground Current At

Current Limit

Vout = 0V, Vin = 6V

20

mA

1

25

mA

2, 3

Vref

Reference Voltage

1.22

1.25

V

1

1.20

1.26

V

2, 3

Vrline

Reference Voltage

Line Regulation

2.3V < Vin < 30V

-1.9

1.9

mV

1

2.3V < Vin < 30V

-10

10

mV

2, 3

Vrload

Reference Voltage

Output Regulation

1.2V < Vout < 29V, Vin = 30V

-1.2

1.2

mV

1

1.2V < Vout < 29V, Vin = 30V

-5

5

mV

2, 3

Ifb

Feedback Pin Bias

Current

40

nA

1

60

nA

2, 3

Ioh

Error Comparator

Output Leakage

Current

Vo = 30V

1uA

1

2

uA

2, 3

Vol

Error Comparator

Output Low

Voltage

Vin = 4.5V, Vsd = 2V

250

mV

1

400

mV

2, 3

Isd

Shutdown Pin

Input Current

Vsd = 2.4V

50

uA

1

100

uA

2, 3

Vsd = 30V

600

uA

1

750

uA

2, 3

Vsdl

Shutdown Input

Logic Voltage

(LOW)

1

0.6

V

1, 2,

3

Vsdh

Shutdown Input

Logic Voltage

(HIGH)

1

2

V

1, 2,

3

Ilkg

Regular Output

Bias Current In

Shutdown

Vsd = 2V, Vin = 30V, Il = 0mA

-10

10

uA

1

-20

20

uA

2, 3

AC PARAMETERS

(The following conditions apply to all the following parameters, unless otherwise specified.)

AC:

Vin = 6V, Cload = 3.3uF, Vsd = 0.6V

Rr

Ripple Rejection

f = 120Hz, Vin = 0.1Vrms

50

dB

4

Vnoise

Output Noise

C1 = 1uF

600

uVrms 7

C1 = 3.3uF

250

uVrms 7

5