RT9907_11 Datasheet, PDF (11/19 Pages) Richtek Technology Corporation – 3 Channel DC/DC Converters IC with High-Efficiency Step-Up and Step-Down

RT9907
Buck2 Output Voltage vs. VDD2 Voltage
1.82
VBAT = VDDM = 3.3V, IOUT = 250mA
1.818
1.816
1.814
1.812
1.81
1.808
1.806
1.804
2
2.5
3
3.5
4
4.5
VDD2 Voltage (V)
Buck2 Load Transient Response
@IOUT = 100mA to 400mA
Buck2 Output Voltage vs. VDDM Voltage
1.82
VDD2 = 3.3V, IOUT = 250mA
1.818
1.816
1.814
1.812
1.81
1.808
1.806
1.804
2 2.5 3 3.5 4 4.5 5 5.5 6
VDDM Voltage (V)
Buck2 Load Transient Response
@IOUT = 100mA to 400mA
VDD2 = 2.5V, VDDM = 3.3V, VOUT = 1.8V
Time (1ms/Div)
Buck2 Load Transient Response
@IOUT = 100mA to 400mA
VDD2 = 3V, VDDM = 3.3V, VOUT = 1.8V
Time (1ms/Div)
Buck2 Load Transient Response
@IOUT = 100mA to 400mA
VDD2 = 3.8V, VDDM = 3.3V, VOUT = 1.8V
Time (1ms/Div)
DS9907-10 April 2011
VDD2 = 4.5V, VDDM = 3.3V, VOUT = 1.8V
Time (1ms/Div)
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