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RT9953 데이터시트(PDF) 13 Page - Richtek Technology Corporation

부품명 RT9953
상세설명  41 CH Power Management IC
PDF  19 Pages
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제조업체  RICHTEK [Richtek Technology Corporation]
홈페이지  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9953 데이터시트(HTML) 13 Page - Richtek Technology Corporation

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RT9953
13
DS9953-02 April 2011
www.richtek.com
CH1 Load Transient Response
Time (1ms/Div)
ILOAD
(200mA/Div)
VOUT_CH1_ac
(100mV/Div)
VDDM = 5V, VBAT = 3V, VOUT_CH1 = 5V,
IOUT = 100mA to 400mA, L1 = 2.2
μH, C2 = 10μFx2
CH2 Step-Down Load Transient Response
Time (1ms/Div)
ILOAD
(200mA/Div)
VOUT_CH2_ac
(50mV/Div)
VDDM = 5V, VBAT = 3.7V, VOUT_CH2 = 1.2V,
IOUT = 100mA to 400mA, L2 = 2.2
μH, C5 = 10μF
CH2 Step-Up Load Transient Response
Time (1ms/Div)
ILOAD
(200mA/Div)
VOUT_CH2_ac
(100mV/Div)
VDDM = 3V, VBAT = 1.8V, VOUT_CH2 = 3.3V,
IOUT = 100mA to 400mA, L2 = 2.2
μH, C5 = 10μFx2
CH3 Load Transient Response
Time (1ms/Div)
ILOAD
(200mA/Div)
VOUT_CH3_ac
(50mV/Div)
VDDM = 5V, VBAT = 3.7V, VOUT_CH3 = 1.8V,
IOUT = 50mA to 300mA, L3 = 4.7
μH, C8 = 10μF
CH4 Load Transient Response
Time (1ms/Div)
ILOAD
(200mA/Div)
VOUT_CH4_ac
(50mV/Div)
VDDM = 5V, VBAT = 3.7V, VOUT_CH4 = 3.3V,
IOUT = 50mA to 300mA, L4 = 4.7
μH, C11 = 10μF
Frequency vs. Temperature
850
870
890
910
930
950
970
990
1010
1030
1050
-40 -30 -20 -10 0 1020 304050 6070 8090
Temperature (°C)
VDDM = 3V, VBAT = 3V



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