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AS1301 数据表(PDF) 4 Page - ams AG

部件名 AS1301
功能描述  5V/50mA Low Noise Inductorless Boost Converter
PDF  16 Pages
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制造商  AMSCO [ams AG]
网页  http://www.ams.com
标志 AMSCO - ams AG

AS1301 数据表(HTML) 4 Page - ams AG

  AS1301 Datasheet HTML 1Page - ams AG AS1301 Datasheet HTML 2Page - ams AG AS1301 Datasheet HTML 3Page - ams AG AS1301 Datasheet HTML 4Page - ams AG AS1301 Datasheet HTML 5Page - ams AG AS1301 Datasheet HTML 6Page - ams AG AS1301 Datasheet HTML 7Page - ams AG AS1301 Datasheet HTML 8Page - ams AG AS1301 Datasheet HTML 9Page - ams AG Next Button
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www.austriamicrosystems.com
Revision 1.03
4 - 16
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
V
VOFF
Startup Voltage, Falling VBATT
2.505
2.7
2.8
V
VBATT
Battery Supply Voltage
VON/
VOFF
3.6
5.25
V
VOUT
Settled Average Output Voltage
4.75
5.0
5.25
V
IOUT
Load Current
1
1. The device is tested in a proprietary test mode.
after startup of 1ms
0
50
mA
Vripple
Output Voltage Ripple
COUT = 2.2µF, 50mA load
15
mVPP
tSTART
Startup Time
1
ms
Iinr
Inrush Current
2
2. The inrush current is limited by the internal soft-start circuitry.
500
mA
ΔVO/ΔIO11 Load Regulation in 1:1 Mode
VBATT = 5V, IOUT = 10~50mA
2
mV/mA
ΔVO/ΔIO23 Load Regulation in 2:3 Mode
VBATT = 4.5V, IOUT = 10~50mA
3
ΔVO/ΔIO12 Load Regulation in 1:2 Mode
VBATT = 3.1V, IOUT = 10~50mA
3
η12
Efficiency in Switching Mode
VBATT = 3.1V, IOUT = 30mA
90
%
η23
Efficiency in Switching Mode
VBATT = 3.5V, IOUT = 30mA
90
%
fOSC
Oscillator Frequency
optional selectable
1
MHz
tdebup
Up Switching Debounce Time
256
µs
IOP12
Operating Quiescent Current
1:2 mode without load
1.5
3.5
mA
IOP23
Operating Quiescent Current
2:3 mode without load
1.3
3
IOP11
Operating Current 1:1 Mode
without load
0.1
0.3
IOFF
Shutdown Current
EN = 0V
0.7
5
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
V
VIL
Input Low Level
0.0
0.5
V



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