MAX5008CUB 查看數據表（PDF） - Maxim Integrated
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MAX5008CUB Datasheet PDF : 7 Pages
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Regulated 5V USB Charge Pump with
Programmable Current Limit
Typical Operating Characteristics (continued)
(VIN = 3V, CIN = 4.7µF, CX = 0.47µF, COUT = 4.7µF, CEXT = 4.7µF, RCS = 0.4Ω, TA = +25°C, unless otherwise noted.)
EFFICIENCY
vs. LOAD CURRENT
100
VIN = 2.95V
90
80
70
60
VIN = 3.3V
50
40
30
20
10
0
1
10
100
1000
LOAD CURRENT (mA)
OUTPUT WAVEFORM
MAX5008 toc05
5V
10mV/div 0
5V
0
SHUTDOWN TIMING
MAX5008 toc06
RL = 46Ω
VOUT
SHDN
200ns/div
1ms/div
LINE-TRANSIENT RESPONSE
MAX5008 toc07
ILOAD = 100mA
LOAD-TRANSIENT RESPONSE
MAX5008 toc08
100mA
A
3.6V
3.1V
A
10mA
B
40µs/div
A: INPUT VOLTAGE: 500mV/div
B: OUTPUT VOLTAGE: AC-COUPLED, 100mV/div
B
40µs/div
A: LOAD CURRENT
B: OUTPUT VOLTAGE: AC-COUPLED, 100mV/div
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