Zxld1371, Typical characteristics – buck-boost, A product line of diodes incorporated – Diodes ZXLD1371 User Manual
Page 19: Mode –5 leds gi
ZXLD1371
ZXLD1371
Document number: DS35436 Rev. 1 - 2
19 of 42
February 2012
© Diodes Incorporated
A Product Line of
Diodes Incorporated
Typical Characteristics – Buck-Boost
Mode –5 LEDs GI
RATIO
= 0.23
I
= 150mA
LED
I
= 500mA
LED
I
= 350mA
LED
T = 25°C, V = V
, 5 LEDs
C
= 100µF
A
IN
AUX
IN
L = 33µH, R9 = 120k
R10 = 36k
Ω,
Ω
5
6
9
14
15
18
8
12
16
17
13
10
11
7
0.60
LE
D
C
U
R
R
EN
T
(A
)
0.10
0.55
0.15
0.50
0.20
0.45
0.25
0.40
0.30
0.35
I
= 150mA
LED
I
= 350mA
LED
T = 25°C, V = V
, 5 LEDs,
L = 33 H,
C
= 100µF
A
IN
AUX
IN
µ
R9 = 120k
R10 = 36k
Ω,
Ω
5
6
9
14
15
18
8
12
16
17
13
10
11
7
0
100
200
300
400
500
600
700
800
900
1000
I
= 500mA
LED
SW
IT
C
H
IN
G
F
R
E
Q
U
EN
C
Y
(
k
H
z)
I
= 150mA
LED
I
= 500mA
LED
I
= 350mA
LED
T = 25°C, V = V
, 5 LEDs
C
= 100µF
A
IN
AUX
IN
L = 33µH, R9 = 120k
R10 = 36k
Ω,
Ω
5
6
9
14
15
18
8
12
16
17
13
10
11
7
90
E
FFI
C
IE
N
C
Y
%
40
85
45
80
50
75
55
70
60
65