MAX8930 Datasheet, PDF (4/52 Pages) Maxim Integrated Products – WLED Charge Pump, RGB, OLED Boost, LDOs with ALC and CAI

WLED Charge Pump, RGB, OLED Boost,
LDOs with ALC and CAI
CURRENT SINK DRIVER CHARACTERISTICS
PARAMETER
Current Setting Range
CONDITIONS
WLED1–WLED8, RGB programmable by I²C
WLED_, RGB Ramp-Up/Ramp-
Down Time
Main WLED_ and RGB ramp-up/ramp-down in 0.1mA
increments; 8 steps are programmable through I²C;
ramp-up and ramp-down times are set separately
WLED_, RGB Current Accuracy
WLED_, RGB Current Matching
WLED_, RGB RDSON
WLED_, RGB Current Regulator
Dropout Voltage
WLED_, RGB Current Regulator
Switchover Threshold
(1x to -0.5x)
WLED_, RGB Current Regulator
Switchover Hysteresis
WLED_, RGB Leakage in
Shutdown
25.6mA setting, TA = +25NC
0.1mA setting, TA = +25NC
WLED1–WLED8, RGB (Note 4)
1x mode
-0.5x mode
25.6mA setting 1x mode
(Note 5)
-0.5x mode
VLED falling
All LEDs off
TA = +25NC
TA = +85NC
TA = 0NC to +85NC
TA = -40NC
MIN TYP MAX UNITS
0.1
25.6
mA
0
(default)
0.016
0.064
0.128
ms/
0.1mA
0.256
0.512
1.024
2.048
-2.5
+2.5
%
-50
Q10
+50
5
10
%
2.68
I
4.12
62
120
62
150
mV
95
200
125
150
175
mV
100
mV
0.01
5
FA
0.1
LDO1 CHARACTERISTICS
PARAMETER
CONDITIONS
Output Voltage VLDO1 (Default) 200mA at VPV3 = 3.6V
Programmable Output Voltage ILDO1 = 50mA
Output Current
Current Limit
Dropout Voltage
Line Regulation
Load Regulation
VLDO1 = 90% of nominal regulation voltage (Note 3)
ILDO1 = 200mA, TA = +25NC
3.4V P VPV3_ P 5.5V, ILDO1 = 150mA
1mA < ILDO1 < 200mA
MIN
2.522
2.231
2.425
2.522
2.619
2.716
2.813
2.910
3.007
200
250
TYP MAX UNITS
2.6 2.678
V
2.3 2.369
2.5 2.575
2.6 2.678
2.7 2.781
V
2.8 2.884
2.9 2.987
3.0 3.090
3.1 3.193
mA
475 750
mA
120 300
mV
2.4
mV
25
mV
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