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RT9917 Datasheet(PDF) 5 Page - Richtek Technology Corporation

Part # RT9917
Description  7 Channel DC/DC Converters
PDF  20 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9917 Datasheet(HTML) 5 Page - Richtek Technology Corporation

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5
DS9917-03 April 2011
www.richtek.com
RT9917
Channel
CH3
Formula
VOUT = (1+R3/R4) x 0.8
VOUT (V)
2.5
1.8
1.3
1.2
1.0
L(uH)
4.7
4.7
4.7
4.7
4.7
R3(kΩ)
768
470
237
187
23.2
R4(kΩ)
360
374
374
374
93.1
C4(pF)
22
33
68
82
47
COUT (uF)
10
10
10
10
10
 
Channel
CH4
Formula
VOUT = (1+R5/R6) x 0.8
VOUT (V)
2.5
1.8
1.3
1.2
1.0
L(uH)
4.7
4.7
4.7
4.7
4.7
R5(kΩ)
768
470
237
187
23.2
R6(kΩ)
360
374
374
374
93.1
C6(pF)
22
33
68
82
47
COUT (uF)
10
10
10
10
10
 
Channel
CH5
Formula
VOUT = (1+R7/R8) x 1.25
VOUT (V)
12
13
15
15.5
16
L(uH)
10
10
10
10
10
R7(kΩ)
820
820
1000
820
886
R8(kΩ)
95.3
86.6
90.9
71.5
75
C9(pF)
1000
1000
1000
1000
1000
COUT (uF)
10/16V
10/16V
10/25V
10/25V
10/25V
 
Channel
CH6
Formula
VOUT = (R10/R11)*(-1.25)
* R10+R11 <90k
VOUT (V)
-6
-6.3
-7
-7.5
-8
L(uH)
10
10
10
10
10
R10(kΩ)
57.6
69.8
63.4
68
68
R11(kΩ)
12
13.7
11.3
11.3
10.5
COUT (uF)
10/16V
10/16V
4.7/16V
4.7/16V
4.7/16V
R12(kΩ)
47
47
75
75
75
C11(pF)
47
47
47
47
47
C14(pF)
1000
1000
1000
1000
1000
 



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