AME
AME5143
n
Electrical Specifications
V
IN
= 5V, EN = V
IN
, T
A
= 25
o
C, I
L
= 0A, unless otherwise noted.
Parameter
Input Voltage
Switch Current Limit
Switch Current Limit Trip Volatge
Point
Symbol
V
IN
I
CL
V
CS
Rcs = 0
I
SW
= 5mA
V
IN
= 5V
Switch ON Resistance
R
DSON
V
IN
= 3.3V
Feedback Pin Reference Voltage
Feedback Pin Bias Current
V
FB
I
FB
T
A
= 25
O
C
T
A
= -40 to +85
o
C
T
A
= 25
O
C
T
A
= -40 to +85
o
C
1.205
1.23
60
2
3
400
500
0.01
2.15
2.35
160
20
1
2.55
µA
mA
0.5
90
Test Condition
Min
2.7
1.8
100
0.4
110
0.6
0.7
0.7
0.8
1.255
500
V
nA
Ω
Typ
Max
5.5
Units
V
A
mV
1.4MHz Boost Converter with
30V Internal FET Switch
V
IN
= 3V
V
FB
= 1.23V
FB = 1.15V
(Switching)
T
A
= 25
o
C
V
IN
= 5V
T
A
= -40 to +85
o
C
T
A
= 25
o
C
V
IN
= 5V
T
A
= -40 to +85
o
C
Quiescent Current
I
Q
FB = 1.3V
(Not Switching)
Shutdown Current
Undervoltage Lockout
Over Temperature Protection
OTP Hysteresis Temperature
FB Voltage Line Regulation
Switching Frequency
Maximum Duty Cycle
Switch Leakage
EN Input Threshold (Low)
(Shutdown)
EN Input Threshold (High)
(Enable the device)
UVP
OTP
EN = 0V
Rising Edge
V
IN
=2.7V to 5.5V
µA
V
o
o
C
C
∆
V
FB
∆
V
IN
f
SW
D
MAX
I
SW
EN
Threshold
2.7V <= V
IN
<= 5.5V
V
IN
= 3V, T
A
= -40 to +85
o
C
V
IN
= 3V, T
A
= -40 to +85
o
C
EN = 0V
T
A
= -40 to +85
o
C
T
A
= -40 to +85 C
o
0.02
1
86
1.4
93
0.1
2
0.4
1.65
%V
MHz
%
µA
V
2
8
Rev.A.01
AME [ ANALOG MICROELECTRONICS ]
