ame5142c AME, Inc., ame5142c Datasheet - Page 7

• Manufacturer Part Number: ame5142c
• Description: High Efficiency 6 White Led Driver With Open Led Protection
• Manufacturer: AME, Inc.

n Electrical Specifications
Rev. B.01
AME5142C
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
V
IN
= 4.2V, EN = V
Parameter
AME
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
High Efficiency 6 White LED Driver
Test Condition
FB
= 0V
IN
FB
FB
= 0.2V
= 0.2V
With Open LED Protection
0.094
Min
2.35
650
2.8
0.9
1.5
88
26
0.104
0.85
0.01
Typ
2.65
180
850
160
140
0.1
0.7
1.2
0.1
92
28
1
0.114
Max
1000
2.75
250
5.5
1.4
1.5
0.4
10
30
2
1
1
1
Units
MHz
mA
mA
o
%
V
V
V
V
C
A
A
A
A
A
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