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FR9618 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - 340KHz Synchronous Step-Down DC/DC Converter - Fiti

भाग संख्या FR9618
समारोह 340KHz Synchronous Step-Down DC/DC Converter
मैन्युफैक्चरर्स Fiti 
लोगो Fiti लोगो 
पूर्व दर्शन
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<?=FR9618?> डेटा पत्रक पीडीएफ

FR9618 pdf
fitipower integrated technology lnc.
Typical Application Circuit
VIN
4.5V to 23V
C1
10μF/35V
MLCC
C5
10μF/35V
MLCC
R3
100k
C4
0.1μF
71
SHDN BOOST
2 VIN
LX 3
FR9618
6 NC
FB 5
GND
4
SS
8
C3
0.1μF
FR9618
85T
L1
4.7μH
R1
4.99k
R2
16.5k
C6
(optional)
VOUT
1.2V
C2
22μF/6.3V
MLCC x 2
Figure 2. CIN /COUT use Ceramic Capacitors Application Circuit
VIN
4.5V to 23V
C1
100μF/35V
EC
C5
0.1μF
CERAMIC
R3
100k
C4
0.1μF
7
SHDN
2 VIN
1
BOOST
LX 3
FR9618
6 NC
FB 5
GND
4
SS
8
C3
0.1μF
L1
4.7μH
R1
4.99k
R2
16.5k
C6
(optional)
VOUT
1.2V
C2
100μF/6.3V
EC
Figure 3. CIN /COUT use Electrolytic Capacitors Application Circuit
VIN=12V, the recommended BOM list is as below.
VOUT
C1
R1 R2
1.2V 10μF MLCC 4.99kΩ 16.5kΩ
1.8V 10μF MLCC 4.99kΩ 5.23kΩ
2.5V 10μF MLCC 30.9kΩ 18.1kΩ
3.3V 10μF MLCC 30.9kΩ
12kΩ
5V 10μF MLCC 30.9kΩ 6.98kΩ
1.2V
100μF EC 4.99kΩ 16.5kΩ
1.8V
100μF EC 4.99kΩ 5.23kΩ
2.5V
100μF EC 30.9kΩ 18.1kΩ
3.3V
100μF EC 30.9kΩ
12kΩ
5V 100μF EC 30.9kΩ 6.98kΩ
C5
10μF MLCC
10μF MLCC
10μF MLCC
10μF MLCC
10μF MLCC
0.1μF
0.1μF
0.1μF
0.1μF
0.1μF
C6
10pF~1nF
10pF~1nF
10pF~1nF
10pF~1nF
10pF~1nF
--
--
--
--
--
Table 1. Recommended Component Values
FR9618-1.1-OCT-2013
L1
3.6μH
4.7μH
6.8μH
8.2μH
10μH
3.6μH
4.7μH
6.8μH
8.2μH
10μH
C2
22μF MLCC x2
22μF MLCC x2
22μF MLCC x2
22μF MLCC x2
22μF MLCC x2
100μF EC
100μF EC
100μF EC
100μF EC
100μF EC
2

विन्यास 13 पेज
डाउनलोड[ FR9618 Datasheet.PDF ]


शेयर लिंक


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