ame5142 AME, Inc., ame5142 Datasheet - Page 7

• Manufacturer Part Number: ame5142
• Description: White Led Boost Converter In Tiny Package
• Manufacturer: AME, Inc.

n Electrical Specifications
Rev. A.04
AME5142
V
IN
Input Voltage
Quiescent Current
Feedback Trip Point
FB Pin Bias Current
Switch Current Limit
Switch On-Resistance
SW Leakage Current
Swich frequency
Maximum Duty Cycle
Shutdown Supply Current
Over Temperature Protection
Over Voltage Protection
Input Undervoltage Lockout
EN Input Low
EN Input High
EN Input Current
= 4.2V, EN = V
Parameter
AME, Inc.
IN
, T
A
= 25
o
C, Unless otherwise noted.
Symbol
R
Dmax
OVP
OTP
UVP
V
V
V
T
V
DSON
I
f
I
I
I
I
SW
SW
I
FB
CL
SD
EN
RS
Q
FB
EH
IN
EL
Switching, V
Not Switching, V
V
I
V
V
V
V
Shutdown, temperature increasing
Restore, temperature decreasing
Rising edge
V
EN = GND or V
SW
FB
SW
FB
FB
EN
IN
= 100mA, V
rising or falling
= 0.2V
= 0.1V
= 0V
= 0V
= 20V
Test Condition
FB
= 0V
IN
FB
FB
= 0.2V
= 0.2V
White LED Boost Converter
0.137
Min
2.35
650
2.7
0.9
1.5
88
24
In Tiny Package
0.85
0.15
0.01
Typ
180
850
160
140
0.1
0.7
1.2
2.5
0.1
92
26
1
0.163
Max
1000
2.65
250
5.5
1.4
1.5
0.4
10
28
2
1
1
1
Units
MHz
mA
mA
o
%
V
V
V
V
V
C
A
A
A
A
A
7