AS1324 データシートの表示（PDF） - austriamicrosystems AG
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AS1324 Datasheet PDF : 21 Pages
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AS1324
Datasheet - Electrical Characteristics
6 Electrical Characteristics
VIN = EN = 3.6V, VOUT < VIN - 0.5V, TAMB = -40 to +85°C, typ. values @ TAMB = +25ºC (unless otherwise specified).
Table 4. Electrical Characteristics
Symbol
Parameter
Conditions
Min
Typ
VIN
Input Voltage Range
2.7
IQ
Quiescent Current
Powersave Mode; VFB = 0.62V or VOUT = 103%,
IOUT = 0mA, TAMB = +25ºC
30
ISHDN
Shutdown Current
Shutdown Mode; VEN = 0V, TAMB = +25ºC
0.1
Regulation
VFB Regulated Feedback Voltage 1
AS1324, IOUT = 100mA
0.585 0.6
∆VFB
Reference Voltage
Line Regulation
VIN = 2.7V to 5.5V
0.1
IVFB
Feedback Current
TAMB = +25ºC
-30
AS1324-AD, IOUT = 100mA2
VFB
VOUT
Regulated Output Voltage
AS1324-12, IOUT = 100mA
AS1324-15, IOUT = 100mA
1.164 1.20
1.455 1.50
AS1324-18, IOUT = 100mA
1.746 1.80
∆VOUT
Output Voltage
Line Regulation
VIN = 2.7 to 5.5V
0.1
VLOADREG
Output Voltage
Load Regulation
IOUT = 0 to 100mA
0.02
DC-DC Switches
IPK
Peak Inductor Current
VIN = 3V, VFB = 0.5V or VOUT = 90%, TAMB =
25ºC
0.5
0.75
RPFET
P-Channel FET RDS(ON)
ILSW = 100mA
0.4
RNFET
N-Channel FET RDS(ON)
ILSW = -100mA
0.35
ILSW
SW Leakage
VEN = 0V, VSW = 0V or 5V
±0.01
Control Inputs
VEN
EN Threshold
0.3
1
IEN
EN Leakage Current
±0.01
Oscillator
fOSC
Oscillator Frequency
VFB = 0.6V or VOUT = 100%
VFB = 0V or VOUT = 0V, TAMB = 25ºC
1.2
1.5
115
1. The device is tested in a proprietary test mode where VFB is connected to the output of the error amplifier.
2. Please see Feedback Resistor Selection on page 13 for resistor values.
Max
5.5
35
1
0.615
1
30
1.236
1.545
1.854
1
1
±1
1.5
±1
1.8
Units
V
µA
V
%/V
nA
V
%/V
%/mA
A
Ω
Ω
µA
V
µA
MHz
kHz
Note: All limits are guaranteed. The parameters with min and max values are guaranteed with production tests or SQC (Statistical Quality
Control) methods.
www.ams.com/DC-DC_Step-Up/AS1324
Revision 1.06
4 - 21
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