Zxld1371, Typical characteristics – buck-boost – Diodes ZXLD1371 User Manual
Page 17
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ZXLD1371
ZXLD1371
Document number: DS35436 Rev. 1 - 2
17 of 42
February 2012
© Diodes Incorporated
A Product Line of
Diodes Incorporated
Typical Characteristics – Buck-Boost
Mode – R
S
= 150m
Ω - I
LED
= 350mA – GI
RATIO
= 0.23
6
5
7
8
10
9
11
12
13
14
15
16
17
18
V (V)
IN
T = 25 C, L = 33µH
R = 150m , R9 = 120k
R10 = 36k
A
S
°
Ω
Ω
Ω
0.25
0.27
0.29
0.33
0.31
0.35
0.37
0.39
0.41
0.43
0.45
LE
D
C
U
R
R
EN
T
(A
)
5 LEDs
5 LEDs Bootstrap
5
6
9
14
15
18
8
12
16
17
13
10
11
7
SW
IT
C
H
IN
G
F
R
E
Q
U
EN
C
Y
(
k
H
z)
600
500
400
200
100
0
300
6
5
7
8
10
9
11
12
13
14
15
16
17
18
V (V)
IN
90
EFF
ICI
E
N
C
Y
%
5 LEDs Bootstrap
5 LEDs
T = 25 C, L = 33H
R = 150m , R9 = 120k ,
R10 = 36k , C = 100µF
A
S
IN
°
Ω
Ω
Ω
85
80
50
45
40
75
70
65
60
55
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