ADP322ACPZ-155-R7 datasheet(3/24 Pages) AD

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Data Sheet

ADP322/ADP323

Rev. E | Page 3 of 24

SPECIFICATIONS

VIN1/VIN2 = VIN3 = (VOUT + 0.5 V) or 1.8 V (whichever is greater), VBIAS = 2.5 V, EN1, EN2, EN3 = VBIAS, IOUT1 = IOUT2 = IOUT3 = 10 mA,

CIN = COUT1 = COUT2 = COUT3 = 1 µF, and TA = 25°C, unless otherwise noted.

Table 1.

Parameter

Symbol

Test Conditions/Comments

Min

Typ

Max

Unit

VOLTAGE RANGE

Input Bias Voltage Range

VBIAS

TJ = −40°C to +125°C

2.5

5.5

Input LDO Voltage Range

VIN1/VIN2/VIN3

TJ = −40°C to +125°C

1.8

5.5

CURRENT

Ground Current with All

Regulators On

IGND

IOUT = 0 µA

µA

IOUT = 0 µA, TJ = −40°C to +125°C

160

µA

IOUT = 10 mA

120

µA

IOUT = 10 mA, TJ = −40°C to +125°C

220

µA

IOUT = 200 mA

250

µA

IOUT = 200 mA, TJ = −40°C to +125°C

380

µA

Bias Voltage Input Current

IBIAS

µA

TJ = −40°C to +125°C

140

µA

Shutdown Current

IGND-SD

EN1 = EN2 = EN3 = GND

0.1

µA

EN1 = EN2 = EN3 = GND, TJ = −40°C to +125°C

2.5

µA

FEEDBACK INPUT CURRENT

FBIN

0.01

µA

VOLTAGE ACCURACY

Output Voltage Accuracy

(ADP322)

VOUT

−1

100 µA < IOUT < 200 mA, VIN = (VOUT + 0.5 V) to 5.5 V,

TJ = −40°C to +125°C

−2

Feedback Voltage Accuracy

(ADP323)1

VFB

0.495

0.5

0.505

100 µA < IOUT < 200 mA, VIN = (VOUT + 0.5 V) to 5.5 V,

TJ = −40°C to +125°C

0.490

0.510

LINE REGULATION

∆VOUT/∆VIN

VIN = (VOUT + 0.5 V) to 5.5 V

0.01

%/V

VIN = (VOUT + 0.5 V) to 5.5 V, TJ = −40°C to +125°C

−0.03

+0.03

%/V

LOAD REGULATION2

∆VOUT/∆IOUT

IOUT = 1 mA to 200 mA

0.001

%/mA

IOUT = 1 mA to 200 mA, TJ = −40°C to +125°C

0.005

%/mA

DROPOUT VOLTAGE3

VDROPOUT

VOUT = 3.3 V

IOUT = 10 mA

IOUT = 10 mA, TJ = −40°C to +125°C

IOUT = 200 mA

110

IOUT = 200 mA, TJ = −40°C to +125°C

170

START-UP TIME4

TSTART-UP

VOUT = 3.3 V, all VOUT initially off, enable any LDO

240

µs

VOUT = 0.8 V

100

µs

VOUT = 3.3 V, one VOUT initially on, enable second or

third LDO

160

µs

VOUT = 0.8 V

µs

CURRENT LIMIT THRESHOLD5

ILIMIT

250

360

600

THERMAL SHUTDOWN

Thermal Shutdown Threshold

TSSD

TJ rising

155

°C

Thermal Shutdown Hysteresis

TSSD-HYS

°C

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