ame5142 AME, Inc., ame5142 Datasheet - Page 16

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

n Application Hints
16
AME5142
4.7 F
Figure 17: Twelve White LEDs Application in Li-Ion Battery
V
C
IN
IN
3.3V to 5.5V
AME, Inc.
IN
EN
GND
AME5142
10 H
L1
OVP
SW
FB
7.5
R2
7.5
R2
V
OUT
C
1 F
OUT
White LED Boost Converter
90
85
80
75
70
65
60
55
50
0
V
IN
V
= 3.3V
IN
V
= 3.6V
IN
10
= 4.2V
Efficiency Vs I
I
OUT
In Tiny Package
20
(mA)
OUT
V
30
I
LED
OUT
= 20mA
=18.6V
Rev. A.04
40