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ISL9011

Dual LDO with Low Noise, Low IQ and High PSRR

Renesas Electronics 

ISL9011

Electrical Specifications

Unless otherwise noted, all parameters are guaranteed over the operational supply voltage and temperature

range of the device as follows:

TA = -40°C to +85°C; VIN = (VO + 1.0V) to 6.5V with a minimum VIN of 2.3V; CIN = 1µF; CO = 1µF;

CBYP = 0.01µF: (Continued)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

MAX

(Note 7) TYP (Note 7) UNITS

DEVICE START-UP CHARACTERISTICS

Device Enable Time

tEN Time from assertion of the ENx pin to when the output voltage

reaches 95% of the VO(nom)

250 500

µs

LDO Soft-Start Ramp Rate

tSSR

Slope of linear portion of LDO output voltage ramp during

start-up

30

60

µs/V

EN1, EN2 PIN CHARACTERISTICS

Input Low Voltage

VIL

-0.3

0.5

V

Input High Voltage

VIH

1.4

VIN + 0.3 V

Input Leakage Current

IIL, IIH

0.1

µA

Pin Capacitance

CPIN Informative

5

pF

NOTE:

6. VOx = 0.98*VOx(NOM); Valid for VOx greater than 1.85V.

7. Parts are 100% tested at +25°C. Temperature limits established by characterization and are not production tested.

FN9219 Rev.5.00

March 10, 2008

Page 4 of 11

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