ADP7158ARDZ-3.3-R7 datasheet(4/23 Pages) AD

4 / 23 page

Data Sheet

ADP7158

Rev. A | Page 3 of 22

SPECIFICATIONS

VIN = VOUT + 0.5 V or 2.3 V, whichever is greater; VEN = VIN; ILOAD = 10 mA; CIN = COUT = 10 µF; CREG = CREF = CBYP = 1 µF;

TA = 25°C for typical specifications; TA = −40°C to +125°C for minimum/maximum specifications, unless otherwise noted.

Table 2.

Parameter

Symbol

Test Conditions/Comments

Min

Typ

Max

Unit

INPUT VOLTAGE RANGE

VIN

2.3

5.5

LOAD CURRENT

ILOAD

OPERATING SUPPLY CURRENT

IGND

ILOAD = 0 µA

4.0

8.0

ILOAD = 2 A

9.0

14.0

SHUTDOWN CURRENT

IIN_SD

EN = GND

0.2

µA

NOISE1

VOUT = 1.2 V to 3.3 V

Output Noise

OUTNOISE

10 Hz to 100 kHz

1.6

µV rms

100 Hz to 100 kHz

0.9

µV rms

Noise Spectral Density

OUTNSD

10 kHz to 1 MHz

1.7

nV/√Hz

POWER SUPPLY REJECTION RATIO1

PSRR

1 kHz to 100 kHz, VIN = 4.0 V, VOUT = 3.3 V,

ILOAD = 2 A

1 MHz, VIN = 4.0 V, VOUT = 3.3 V, ILOAD = 2 A

1 kHz to 100 kHz, VIN = 2.6 V, VOUT = 1.8 V,

ILOAD = 2 A

1 MHz, VIN = 2.6 V, VOUT = 1.8 V, ILOAD = 2 A

OUTPUT VOLTAGE ACCURACY

Output Voltage2

VOUT

1.2

3.3

Initial Accuracy

ILOAD = 10 mA, TA = 25°C

−0.6

+0.6

10 mA < ILOAD < 2 A, TA = 25°C

−1.0

+1.0

10 mA < ILOAD < 2 A, TA = −40°C to +125°C

−1.5

+1.5

REGULATION

Line

∆VOUT/∆VIN

VIN = VOUT + 0.5 V or 2.3 V, whichever is greater

to 5.5 V

−0.1

+0.1

%/V

Load3

∆VOUT/∆IOUT

IOUT = 10 mA to 2 A

0.3

%/A

CURRENT-LIMIT THRESHOLD4

ILIMIT

REF

VOUT

2.4

3.8

DROPOUT VOLTAGE5

VDROPOUT

IOUT = 1.2 A, VOUT = 3.3 V

120

170

IOUT = 2 A, VOUT = 3.3 V

200

280

PULL-DOWN RESISTANCE

EN = 0 V, VIN = 5.5 V

VOUT

VOUT_PULL

VOUT = 1 V,

650

VREG

VREG_PULL

VREG = 1 V

kΩ

REF

VREF_PULL

VREF = 1 V

850

BYP

VBYP_PULL

VBYP = 1 V

650

START-UP TIME1, 6

VOUT = 3.3 V

VOUT

tSTART-UP

1.2

VREG

tREG_START-UP

0.6

REF

tREF_START-UP

0.5

THERMAL SHUTDOWN1

Threshold

TSSD

TJ rising

150

°C

Hysteresis

TSSD_HYS

°C

UNDERVOLTAGE THRESHOLDS

Input Voltage

Rising

UVLORISE

2.22

2.29

Falling

UVLOFALL

1.95

2.02

Hysteresis

UVLOHYS

200

ADP7158ARDZ-3.3-R7 数据表(PDF) 4 Page - Analog Devices

ADP7158ARDZ-3.3-R7 数据表(HTML) 4 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

数据表下载

链接网址

ADP7158ARDZ-3.3-R7 数据表(PDF) 4 Page - Analog Devices

ADP7158ARDZ-3.3-R7 数据表(HTML) 4 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

数据表 下载

链接网址

数据表下载