AME, Inc.
AME5138
n
Electrical Specifications
V
IN
=2.2V, EN = V
IN,
T
A
= 25
o
C Unless otherwise noted.
Parameter
Input Voltage Range
Symbol
V
IN
Test Condition
T
A
=-40
o
C to +85
o
C
FB = 1.3V
(Not Switching)
Quiescent Crrrent
I
Q
FB = 1.15V
(Switching)
Shutdown Current
Feedback Trip Point
Feedback Hysteresis
FB Pin Bias Current
Switch Current Limit
Switch R
DSON
Switch Off Time
Switch Leakage Current
Input Undervoltage Lockout
EN Input Threshold (Low)
(Shutdown)
EN Input Threshold (High)
(Enable the device)
I
SC
V
FB
V
FB
Hysteresis
I
FB
I
CL
R
DSON
t
OFF
I
SW
UVP
V
SW
= 20V
ON/OFF Threshold
T
A
= -40 to 85
o
C
EN
Threshold
T
A
= -40 to 85
o
C
EN = V
IN
, T
A
= 25
o
C
EN input Current
I
EN
EN = V
IN
, T
A
= 85
o
C
EN = GND
EN = 0V
T
A
=-40
o
C to +85
o
C
T
A
= 25
o
C
FB = 1.23V
I
OUT
=10mA
V
OUT
=20V
T
A
= -40 to 85
o
C
T
A
= -40 to 85
o
C
T
A
=25
o
C
T
A
= -40 to 85
o
C
325
300
0.7
400
0.05
1.6
0.4
V
1
0
15
0
nA
5.0
1.199
T
A
=25
o
C
V
IN
=5.5V
T
A
= -40 to 85
o
C
T
A
=25
o
C
V
IN
=5.5V
T
A
= -40 to 85
o
C
0.01
1.23
8
0.2
350
0.7
375
mA
400
1.6
Ω
ns
µΑ
V
69
Min
2
64
Typ
Max
5.5
80
150
90
150
2
1.261
V
mV
µA
µA
Units
V
Micropower Step-Up
DC/DC Converter
6
AME [ ANALOG MICROELECTRONICS ]
