AS1364 datasheet(4/15 Pages) AMSCO

4 / 15 page

www.austriamicrosystems.com

Revision 1.05

4 - 15

AS1364

Datasheet - E l e c t r i c a l C h a r a c t e r i s t i c s

6 Electrical Characteristics

VIN = VOUT(NOM) + 500mV or VIN = +2.0V (whichever is greater),CIN = COUT = 4.7µF, EN = IN, TAMB = -40°C to +85ºC

(unless otherwise specified). Typical values are at TAMB = +25ºC.

Table 4. Electrical Characteristics

Symbol

Parameter

Condition

Min

Typ

Max

Unit

VIN

Input Voltage

2.0

5.5

VPOR

Power On Reset

Falling, 100mV hysteresis

1.79

1.87

1.95

Output Voltage Accuracy

(Preset Mode)

IOUT = 250mA, TAMB = +25ºC

-0.75

+0.75

IOUT = 250mA

-1.5

+1.5

IOUT = 1mA to 1A, VIN > (VOUT + 0.5V)

-2

VOUT

Adjustable Output Voltage

Range

1.2

5.3

VSET/BYP

SET/BYP Voltage Threshold

(Adjustable Mode)

VIN = 2.5V, IOUT = 250mA,

VOUT set to 2.0V

1.17

1.20

1.23

IOUT

Guaranteed Output Current

(RMS)

ILIMIT

Short-Circuit Current Limit

VOUT = 0

1.1

1.5

2.3

In-Regulation Current Limit

VOUT > 96% of nominal value, VIN

≥ 2.0V

1.5

SET/BYP Threshold

100

150

ISET

SET/BYP Input Bias Current

VSET/BYP = 1.20V

-100

+100

Ground-Pin Current

IOUT = 100µA

150

µA

IOUT = 1A

200

VIN -

VOUT

Dropout Voltage

IOUT = 250mA, VOUT = 3.3V

IOUT = 1A, VOUT = 3.3V

140

320

ΔVLNR

Line Regulation

VIN from (VOUT + 100mV) to 5.5V,

ILOAD = 5mA

-0.125

+0.125

%/V

ΔVLDR

Load Regulation

IOUT = 1mA to 1A

0.001

%/mA

PSRR

Ripple Rejection

f = 1kHz, IOUT = 10mA, CBYP = 10nF

f = 1kHz, IOUT = 10mA

f = 10kHz, IOUT = 10mA, CBYP = 10nF

f = 10kHz, IOUT = 10mA

f = 100kHz, IOUT = 10mA, CBYP = 10nF

f = 100kHz, IOUT = 10mA

Output Voltage Noise

100Hz to 100kHz, COUT = 3.3µF,

CBYP = 10nF;

µVRMS

100Hz to 100kHz, COUT = 3.3µF;

10Hz to 1MHz, COUT = 3.3µF,

CBYP = 10nF;

10Hz to 1MHz, COUT = 3.3µF;

AS1364 数据表(PDF) 4 Page - ams AG

AS1364 数据表(HTML) 4 Page - ams AG

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

数据表下载