ZXLD1374_11 DIODES [Diodes Incorporated], ZXLD1374_11 Datasheet - Page 21

• Manufacturer Part Number: ZXLD1374_11
• Description: 60V HIGH ACCURACY 1.5A BUCK/BOOST/BUCK-BOOST
• Manufacturer: DIODES [Diodes Incorporated]

ZXLD1374
Document number: DS35032 Rev. 2 - 2
Applications Information
In the case of the Buck-boost topology, the following graphs guide the designer to select the inductor for a target frequency
of 400kHz (figure 36) or higher than 500kHz (figure 37).
15
13
11
15
13
11
9
7
5
3
1
9
7
5
3
1
0
0
Figure 37: 350mA Buck-boost mode inductor selection for target frequency > 500kHz
Figure 36: 350mA Buck-boost mode inductor selection for target frequency 400kHz
L=22µH
L=22µH
10
10
(Continued)
L=33µH
60V HIGH ACCURACY 1.5A BUCK/BOOST/BUCK-BOOST
L=33µH
20
20
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Supply Voltage (V)
Supply Voltage (V)
L=47µH
21 of 37
LED DRIVER CONVERTER WITH AEC-Q100
L=47µH
30
30
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40
40
A Product Line of
50
50
© Diodes Incorporated
ZXLD1374
March 2011
60
60