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RT9986A Datasheet(PDF) 13 Page - Richtek Technology Corporation

Part # RT9986A
Description  7-CH DC/DC Converter for DSC
PDF  24 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9986A Datasheet(HTML) 13 Page - Richtek Technology Corporation

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DS9986A-00 May 2011
www.richtek.com
RT9986A
CH2 Step-Up Output Voltage vs. Output Current
5.00
5.02
5.04
5.06
5.08
5.10
0
100
200
300
400
500
600
Output Current (mA)
VBAT = 3V
VBAT = 4.2V
VOUT = 5V
CH1 Step-Up Output Voltage vs. Output Current
3.25
3.27
3.29
3.31
3.33
3.35
0
100
200
300
400
500
600
Output Current (mA)
VBAT = 1.8V
VBAT = 3.2V
VOUT = 3.3V
CH1 Step-Up Output Voltage vs. Output Current
4.80
4.85
4.90
4.95
5.00
5.05
5.10
5.15
5.20
0
100
200
300
400
500
600
Output Current (mA)
VBAT = 3V
VBAT = 4.5V
VOUT = 5V
CH7 Efficiency vs. Input Voltage
0
10
20
30
40
50
60
70
80
90
100
1.8
2.1
2.4
2.7
3
3.3
3.6
3.9
4.2
4.5
Input Voltage (V)
IOUT = 25mA, L = 10
μH, COUT = 1μF
CH6 Inverting Efficiency vs. Output Current
0
10
20
30
40
50
60
70
80
90
100
1
10
100
Output Current (mA)
VBAT = 4.2V
VBAT = 3.9V
VBAT = 3.6V
VBAT = 3.3V
VBAT = 3V
VBAT = 2.7V
VBAT = 4.5V
VBAT = 2.5V
VBAT = 2.2V
VBAT = 2V
VOUT =
−8V, L = 10μH, COUT = 10μF x 2
CH5 Step-Up Efficiency vs. Output Current
0
10
20
30
40
50
60
70
80
90
100
0.001
0.01
0.1
Output Current (A)
VBAT = 4.5V
VBAT = 4.2V
VBAT = 3.9V
VBAT = 3.6V
VBAT = 3.3V
VBAT = 3V
VBAT = 2.7V
VBAT = 2.5V
VBAT = 2.2V
VBAT = 2V
VOUT = 16V, L = 10
μH, COUT = 10μF x 2



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