AS1340
Datasheet - Electrical Characteristics
6 Electrical Characteristics
VCC = EN = 2.7V, TAMB = -40 to +85ºC (unless otherwise specified). Typ values are at TAMB = +25ºC.
Table 3. Electrical Characteristics
Symbol
VCC
Parameter
Condition
Min
2.7
2.7
2.7
Typ
Max
5.5
50
50
50
1
Unit
V
Supply Voltage
VIN
Inductor Input Voltage Range
Output Voltage Range
Quiescent Supply Current
Enable Supply Current
V
VOUT
ICC
V
VFB = 1.3V, VIN = 5V
EN = GND
30
µA
µA
0.1
VOUT = 18V, ILOAD = 1mA, VIN = 5.5V,
VCC = 2.7 to 5.5V
VCC Line Regulation
VIN Line Regulation
Load Regulation
Efficiency
0.3
0.25
0.02
88
%/V
%/V
%/mA
%
ΔVLNR
VOUT = 18V, ILOAD = 1mA,
VCC = 5V, VIN = 2.7 to 5.5V
VOUT = 18V, VCC = VIN = 5V, ILOAD = 0
to 20mA
ΔVLDR
L1 = 10µH, VIN = 5.5V, VOUT = 20V,
ILOAD = 100mA
η
VFB
IFB
Feedback Set Point
1.225
1.25
5
1.275
100
V
Feedback Input Bias Current
VFB = 1.3V
nA
DC-DC Switches
VOUT max
VIN = 5.5V, ILOAD = 0mA
VIN = 5.5V, ILOAD > 20mA
VCC = 5.5V, ILX = 100mA
VIN = 5.5V, PMOS
50
1.41
0.6
0.2
2
V
A
ILX(MAX)
RLX
LX Switch Current Limit
LX On-Resistance
Ω
RP_ON
Switch On-Resistance
LX Leakage Current
Switch Leakage Current
ILX_LEAK
IP_LEAK
VLX = 50V
µA
VIN = 5.5V, PMOS
0.5
Control Inputs
0.8 x
VCC
VIH
VIL
EN Input Threshold
2.7V ≤ VCC ≤ 5.5V
V
0.2 x
VCC
IEN
POK Output
VOL
EN Input Bias Current
VCC = 5.5V, VEN = 0 to 5.5V
-1
+1
µA
POK Output Low Voltage
POK sinking 1mA
POK = 5.5V
0.01
100
90
0.2
500
93
V
nA
%
POK Output High Leakage
Current
POK Threshold
Rising edge, referenced to VOUT(NOM)
87
Oscillator
fCLK
Oscillator Frequency
Maximum Duty Cycle
0.85
85
1
1.15
95
MHz
%
90
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