AAT3120ITP-T1 データシートの表示（PDF） - Analog Technology Inc
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AAT3120ITP-T1 Datasheet PDF : 14 Pages
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Typical Characteristics
Efficiency vs. Input Voltage
(3x20mA)
95
90
VF = 3.0V VF = 3.2V VF = 3.4V
85
80
75
70
65
60
55
50
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1
Input Voltage (V)
AAT3120
3-Channel Charge Pump
For White LED Applications
Efficiency vs. Input Voltage
(3x8.3mA)
95
90
VF = 3.0V VF = 3.2V VF = 3.4V
85
80
75
70
65
60
55
50
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1
Input Voltage (V)
VIN
(20mV/div)
OUT
(20mV/div)
VDIODE
(20mV/div)
60mA Load Characteristics
Time (500ns/div)
Charge Pump to Load Switch (60mA)
VIN
(10mV/div)
OUT
(2V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
Time (100µs/div)
Load Switch to Charge Pump (60mA)
VIN
(10mV/div)
OUT
(2V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
Time (100µs/div)
6
3120.2005.11.1.1
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