ZXLD1374 データシートの表示（PDF） - Diodes Incorporated.
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ZXLD1374
Diodes Incorporated.
ZXLD1374 Datasheet PDF : 39 Pages
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A Product Line of
Diodes Incorporated
ZXLD1374
Typical Characteristics – Boost Mode – RS = 150mΩ, L = 33µH, ILED = 350mA, GIRATIO = 0.23 with Bootstrap
0.385
0.368
0.350
0.333
0.315
6.5
8
700
600
500
400
300
200
TA = 25°C
L = 33µH
100 RS = 150mΩ
RGI1 = 36mΩ
RGI2 = 120mΩ
0
6.5
8
100%
95%
11 LEDs
13 LEDs
15 LEDs
9 LEDs
5 LEDs
7 LEDs
TA = 25°C
L = 33µH
RS = 150mΩ
RGI1 = 36mΩ
RGI2 = 120mΩ
9.5
11
12.5
14
15.5
17
INPUT VOLTAGE (V)
Figure 20 Load Current vs. Input Voltage and Number of LED
5 LEDs
15 LEDs
13 LEDs
11 LEDs
9 LEDs
7 LEDs
9.5
11
12.5
14
INPUT VOLTAGE (V)
15.5
17
Figure 21 Frequency vs. Input Voltage and Number of LED
5 LEDs
7 LEDs
90%
15 LEDs
85%
80%
9 LEDs
11 LEDs
13 LEDs
75%
70%
6.5
TA = 25°C
L = 33µH
RS = 150mΩ
8
9.5
11
12.5
14
15.5
INPUT VOLTAGE (V)
Figure 22 Efficiency vs. Input Voltage and Number of LED
ZXLD1374
Document number: DS35032 Rev. 3 - 2
13 of 39
www.diodes.com
17
September 2012
© Diodes Incorporated
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