AS1301 datasheet(4/16 Pages) AMSCO

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AS1301

Data Sheet - El ectrical Characte ristics

6 Electrical Characteristics

VIN = 2.7 to 5.25V, VOUT = 5V, COUT = CBAT = 2.2µF, CFLY1 = CFLY2 =220nF, TAMB = -40 to +85ºC. Typical values are at

TAMB = +25ºC, unless otherwise specified.

Table 3. Electrical Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Units

VON

Startup Voltage, Rising VBATT

2.8

2.865

VOFF

Startup Voltage, Falling VBATT

2.505

2.7

2.8

VBATT

Battery Supply Voltage

VON/

VOFF

3.6

5.25

VOUT

Settled Average Output Voltage

4.75

5.0

5.25

IOUT

Load Current

1. The device is tested in a proprietary test mode.

after startup of 1ms

Vripple

Output Voltage Ripple

COUT = 2.2µF, 50mA load

mVPP

tSTART

Startup Time

Iinr

Inrush Current

2. The inrush current is limited by the internal soft-start circuitry.

500

ΔVO/ΔIO11 Load Regulation in 1:1 Mode

VBATT = 5V, IOUT = 10~50mA

mV/mA

ΔVO/ΔIO23 Load Regulation in 2:3 Mode

VBATT = 4.5V, IOUT = 10~50mA

ΔVO/ΔIO12 Load Regulation in 1:2 Mode

VBATT = 3.1V, IOUT = 10~50mA

η12

Efficiency in Switching Mode

VBATT = 3.1V, IOUT = 30mA

η23

Efficiency in Switching Mode

VBATT = 3.5V, IOUT = 30mA

fOSC

Oscillator Frequency

optional selectable

MHz

tdebup

Up Switching Debounce Time

256

µs

IOP12

Operating Quiescent Current

1:2 mode without load

1.5

3.5

IOP23

Operating Quiescent Current

2:3 mode without load

1.3

IOP11

Operating Current 1:1 Mode

without load

0.1

0.3

IOFF

Shutdown Current

EN = 0V

0.7

µA

TOFFL

Temperature Shutdown

mode off

145

ºC

TOFFH

Temperature Shutdown

mode on

170

ºC

Input Levels

VIH

Input High Level

pin EN

1.5

5.5

VIL

Input Low Level

0.0

0.5

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