MAX8830EWET(2007) View Datasheet(PDF) - Maxim Integrated
Part Name
Description
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MAX8830EWET Datasheet PDF : 15 Pages
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LED Light Management IC in
2.5mm x 2.5mm UCSP
Typical Operating Characteristics
(VIN = 3.6V, VOUT = 3.8V, VDD = 3.0V, circuit of Figure 1, TA = +25°C, unless otherwise noted.)
STEP-UP CONVERTER EFFICIENCY
vs. INPUT VOLTAGE
100
IOUT = 200mA
98
VOUT = 3.8V
96
94
92
VOUT = 5V
90
L1 = 10μH
88
TOKO 1098AS-100M
DE2812C SERIES
86
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
INPUT VOLTAGE (V)
STEP-UP CONVERTER EFFICIENCY
vs. OUTPUT CURRENT
100
90
80
70
60
50
40
30
1
10
100
1000
OUTPUT CURRENT (mA)
INPUT STANDBY SUPPLY CURRENT
vs. INPUT VOLTAGE
25
VOUT = VIN
ALL LEDs OFF
20
I2C READY
15
10
5
0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
INPUT VOLTAGE (V)
INPUT STANDBY SUPPLY
CURRENT vs. TEMPERATURE
30
VOUT = VIN
ALL LEDs OFF
25
I2C READY
20
SWITCHING WAVEFORMS
(VOUT = 3.8V, IOUT = 280mA)
MAX8830 toc05
ILX
200mA/div
15
10
VLX
2V/div
5
0
-40
-15 10
35
60
85
TEMPERATURE (°C)
SWITCHING WAVEFORMS
(VOUT = 5V, IOUT = 280mA)
MAX8830 toc06
400ns/div
OSCILLATOR FREQUENCY
vs. TEMPERATURE
1.20
1.15
ILX
200mA/div
1.10
1.05
VLX
2V/div
1.00
0.95
400ns/div
0.90
-40 -15 10
35
60
85
TEMPERATURE (°C)
_______________________________________________________________________________________ 5
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