MAX1707 查看數據表（PDF） - Maxim Integrated
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产品描述 (功能)
比赛名单
MAX1707
Maxim Integrated
MAX1707 Datasheet PDF : 15 Pages
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Light-Management IC with Efficient 1x/1.5x/2x
Charge Pump for Backlight/Flash/RGB LEDs
(TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics (continued)
STROBE STARTUP WAVEFORM
WITH MAIN ALREADY ON
MAX1707 toc15
VSTB
5V/div
VOUT
1V/div
MAIN BRIGHTNESS CHANGE
(1.9mA/LED TO 30mA/LED)
MAX1707 toc16
VSDA
5V/div
VOUT
1V/div
0
IIN
200mA/div
0
1ms/div
LINE-TRANSIENT RESPONSE
(4V TO 3.3V TO 4V)
MAX1707 toc17
VIN
1V/div
4V
VOUT
1V/div
0
IOUT
100mA/div
0
1ms/div
LINE-TRANSIENT RESPONSE WITH
MODE TRANSITION (3.3V TO 2.7V TO 3.3V)
MAX1707 toc18
1V/div
VIN
4V
VOUT
1V/div
200mA/div
IOUT
IOUT
200mA/div
0
0
100µs/div
100µs/div
RGB RAMP WAVEFORMS
(BLUE-TO-YELLOW TRANSITION)
MAX1707 toc19
FULL-BRIGHTNESS
1048ms RAMP TIME
IRED
20mA/div
IGREEN
IBLUE
0
20mA/div
0
20mA/div
0
200ms/div
RGB RAMP WAVEFORMS
(BLUE-TO-YELLOW TRANSITION)
MAX1707 toc20
HALF-BRIGHTNESS
DEFAULT RAMP TIME
IRED
10mA/div
IGREEN
IBLUE
0
10mA/div
0
10mA/div
0
40ms/div
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