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RT9986 Datasheet(PDF) 12 Page - Richtek Technology Corporation

Part # RT9986
Description  7-CH DC/DC Converter for DSC
PDF  24 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9986 Datasheet(HTML) 12 Page - Richtek Technology Corporation

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DS9986-00 May 2011
www.richtek.com
RT9986
Typical Operating Characteristics
CH1 Step-Up Efficiency vs. Output Current
0
10
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60
70
80
90
100
10
100
1000
Output Current (mA)
VBAT = 3V
VBAT = 2.7V
VBAT = 2.5V
VBAT = 2.2V
VBAT = 2V
VBAT = 1.8V
VOUT = 3.3V, L = 2.2
μH, COUT = 10μF x 2
CH1 Step-Up Efficiency vs. Output Current
0
10
20
30
40
50
60
70
80
90
100
10
100
1000
Output Current (mA)
VBAT = 4.5V
VBAT = 4.2V
VBAT = 3.9V
VBAT = 3.6V
VBAT = 3.3V
VBAT = 3V
VOUT = 5V, L = 2.2
μH, COUT = 10μF x 2
CH2 Step-Up Efficiency vs. Output Current
0
10
20
30
40
50
60
70
80
90
100
10
100
1000
Output Current (mA)
VBAT = 3.6V
VBAT = 3.3V
VBAT = 3V
VBAT = 2.7V
VBAT = 2.5V
VBAT = 2.2V
VBAT = 1.8V
VOUT = 5V, L = 2.2
μH, COUT = 10μF x 2
CH2 Step-Down Efficiency vs. Output Current
0
10
20
30
40
50
60
70
80
90
100
10
100
1000
Output Current (mA)
VBAT = 3.4V
VBAT = 3.7V
VBAT = 3.9V
VBAT = 4.2V
VBAT = 4.5V
VBAT = 5V
VOUT = 3.3V, L = 2.2
μH, COUT = 10μF
CH 3 Step-Down Efficiency vs. Output Current
0
10
20
30
40
50
60
70
80
90
100
10
100
1000
Output Current (mA)
VBAT = 2.7V
VBAT = 3V
VBAT = 3.3V
VBAT = 3.6V
VBAT = 3.9V
VBAT = 4.2V
VBAT = 4.5V
VOUT = 1.8V, L = 2.2
μH, COUT = 10μF
CH4 Step-Down Efficiency vs. Output Current
0
10
20
30
40
50
60
70
80
90
100
10
100
1000
Output Current (mA)
VBAT = 1.8V
VBAT = 2.5V
VBAT = 3V
VBAT = 3.3V
VBAT = 3.6V
VBAT = 4.2V
VBAT = 4.5V
VOUT = 1V, L = 2.2
μH, COUT = 10μF



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