AS3709 datasheet(22/74 Pages) AMSCO

22 / 74 page

AS3709 – 22

ams Datasheet, Confidential: 2013-Aug [1-02]

D e t a i l ed D e scr i pt io n - P o w e r M a na ge me nt F u n c ti o n s

Parameter

Figure 29:

Universal IO LDO Electrical Characteristics

Note: Guaranteed by design and verified by laboratory evaluation and characterization; not production tested

Symbol

Parameter

Note

Min

Typ

Max

Unit

VIN

Input Voltage Range

Pin VIN_LDOx

1.75

5.5

VOUT_TOL

Output Voltage Tolerance

Min. 40mV

-3

VOUT

Output Voltage Range

Pin LDOx

IOUT < 150mA, 25mV

steps

0.825

3.3

IOUT_L

Output current (Note:)

ldoX_ilimit = 0 (150mA)

0150

ILIMIT_L

Current limit (Note:)

300

IOUT_H

Output current (Note:)

ldoX_ilimit = 1 (300mA)

0300

ILIMIT_H

Current limit (Note:)

500

RON

On resistance

LDO1, LDO2

0.6

PSRR

Power supply rejection

ratio

f=1kHz

f=100kHz

IOFF

Shut down current

100

Quiescent Current

Without load

μA

tSTART

Startup time

Low current used

during start-up

500

VLNR

Line Regulation

Static

0.07

%/V

Transient; Slope:

tr=15μs; delta 1V

VLDR

Load Regulation

Static

0.014

%/m

Transient; Slope:

tr=15μs; 1mA -> 300mA

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