AME
AME5145
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
Symbol
V
IN
I
CL
1.6 MHz Boost Converter With
30V Internal FET Switch
Test Condition
Min
2.7
Typ
Max
5.5
Units
V
A
T
A
= 25
O
C
T
A
= -40 to +85
o
C
V
IN
= 5V
T
A
= 25
O
C
T
A
= -40 to +85
o
C
T
A
= 25
O
C
T
A
= -40 to +85
o
C
EN = 0V
EN = 5V
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
1.5
1.2
1.8
0.4
0.5
0
0
2
1.255
500
0.6
0.7
0.7
0.8
Switch ON Resistance
R
DSON
V
IN
= 3.3V
Ω
EN Pin Bias Current
Feedback Pin Reference
Voltage
Feedback Pin Bias Current
I
EN
V
FB
I
FB
µA
V
nA
1.205
1.23
60
2
3
400
500
0.01
2.15
2.35
160
20
1
2.55
mA
Quiescent Current
I
Q
FB = 1.3V
(Not Switching)
µA
µA
V
o
o
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
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
1.6
93
0.1
2
0.4
1.85
%V
MHz
%
µA
V
2
Rev.B.01
9
AME [ ANALOG MICROELECTRONICS ]
