MAX8830EWET(2007) 데이터 시트보기 (PDF) - Maxim Integrated
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MAX8830EWET Datasheet PDF : 15 Pages
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LED Light Management IC in
2.5mm x 2.5mm UCSP
ELECTRICAL CHARACTERISTICS (continued)
(VIN = 3.6V, VGND = VPGND = 0V, VDD = 3.0V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SCL High Period
Setup Time Repeated START Condition
SDA Hold Time
SDA Setup Time
Setup Time for STOP Condition
STEP-UP DC-DC CONVERTER
IN Supply Current
OUT Voltage Range
OUT Voltage Accuracy
Line Regulation
Load Regulation
Maximum OUT Current
nFET Current Limit
LX nFET On-Resistance
LX pFET On-Resistance
LX Leakage
Operating Frequency
Maximum Duty Cycle
Minimum Duty Cycle
COMP Transconductance
COMP Discharge Resistance
OUT Discharge Resistance
FLED CURRENT SINK DRIVER
IN Supply Current
Maximum Current Setting
tHIGH
tSU_STA
tHD_DAT
tSU_DAT
tSU_STO
DESCRIPTION
MIN TYP MAX UNITS
0.6
0.2
µs
0.6
0.1
µs
0
-0.01
µs
100
50
ns
0.6
0.1
µs
1MHz switching, VOUT = 5V
100mV steps
3.8
IOUT = 100mA
TA = +25°C
TA = +85°C
-1.5
-3
VIN = 2.7V to 4.2V
IOUT = 0 to 280mA
VIN ≥ 3.2V, VOUT = 5.0V
280
LX to PGND, ILX = 100mA
LX to OUT, ILX = 100mA
VLX = 5.5V
TA = +25°C
TA = +85°C
TA = -40°C to +85°C
0.75
65
VCOMP = 1.5V
During shutdown or UVLO, from COMP to GND
During shutdown or UVLO, from OUT to IN
4
±0.3
0.1
0.5
500
2.2
0.1
0.15
0.1
1
1.00
75
4
60
180
10
7.5
5.2
+1.5
+3
5
1.25
8
mA
V
%
%/V
%/A
mA
A
Ω
Ω
µA
MHz
%
%
µS
Ω
kΩ
Step-up off, FLED on
Flash (enabled by FLEN)
Movie (enabled by MVON or I2C)
0.35
0.6
mA
100
mA
50
Current Accuracy
Current-Regulator Dropout
FLED Leakage in Shutdown
Flash Duration Timer Range
Open-LED Detection Threshold
TA = +25°C
-3.0 ±0.5 +3.0
50mA setting, Movie
%
TA = -40°C to +85°C -5
+5
50mA setting (Note 2)
75
mV
TA = +25°C
TA = +85°C
In 500ms steps (Note 3)
0.01
5
µA
0.1
0.5
2.0
s
FLED enabled
100
mV
Shorted-LED Detection Threshold
FLED enabled
VOUT -
1V
V
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