RT9911PQV RICHTEK [Richtek Technology Corporation], RT9911PQV Datasheet - Page 16

• Manufacturer Part Number: RT9911PQV
• Description: 6 Channel DC/DC Converters
• Manufacturer: RICHTEK [Richtek Technology Corporation]

RT9911
www.richtek.com
16
5.020
5.015
5.010
5.005
5.000
4.995
4.990
4.985
4.980
4.975
CH3 Boost Output Voltage vs. Output Current
3.30
3.29
3.28
3.27
3.26
3.25
3.24
3.23
3.22
3.21
3.20
CH3 Boost Output Voltage vs. V
2.4
0
V
CH4 LX4 and Output Voltage Ripple
V
IN
V
IN
IN
= 2.5V, V
0.1
2.8
= 1.8V, V
= 3.7V, V
0.2
3.2
OUT
OUT
OUT
0.3
V
Output Current (A)
= 3.3V, I
3.6
Time (1μs/Div)
DDM
= 12V, I
= 5V
0.4
Voltage (V)
4.0
0.5
OUT
OUT
= 250mA
= 30mA
0.6
4.4
0.7
4.8
DDM
0.8
5.2
Voltage
0.9
5.6
1
5.08
5.07
5.06
5.05
5.04
5.03
5.02
5.01
5.00
4.99
4.98
100
90
80
70
60
50
40
30
20
10
CH3 Boost Output Voltage vs. V
0
2.4
1
CH4 Boost Efficiency vs. Output Current
V
V
V
IN
OUT
IN
= 2.5V, V
= 1.8V, V
2.8
CH4 Load Transient Response
= 12V
3.2
OUT
OUT
Output Current (mA)
V
= 5.0V, I
Time (1ms/Div)
= 12V
3.6
DDM
Voltage (V)
DS9911-04 August 2007
10
OUT
4
= 250mA
4.4
V
4.8
IN
DDM
= 4.5V
= 3.8V
= 3.2V
= 2.5V
= 2.0V
= 1.5V
5.2
Voltage
100
5.6