参数资料
型号: MAX8608ZETD+T
厂商: Maxim Integrated
文件页数: 5/11页
文件大小: 0K
描述: IC LED DRVR WT/OLED BCKLT 14TDFN
标准包装: 2,500
拓扑: PWM,升压(升压)
输出数: 2
内部驱动器:
类型 - 主要: 背光
类型 - 次要: OLED,白色 LED
频率: 770kHz ~ 1.25MHz
电源电压: 2.7 V ~ 6 V
输出电压: 26V
安装类型: 表面贴装
封装/外壳: 14-WFDFN 裸露焊盘
供应商设备封装: 14-TDFN-EP(3x3)
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
High-Efficiency, 26V Step-Up Converters for Main
and Subdisplays Using OLEDs and/or White LEDs
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V IN = 3.6V, I LED = 20mA, L1 = 22μH, C OVP = 1μF, C COMP = 0.01μF, R SENSE = 13 ? , V CTRL = 1.5V, 4 LEDs, T A =
+25°C, unless otherwise noted.)
OLED POWER-UP WAVEFORMS
MAX8608Y toc09
OLED SHUTDOWN WAVEFORMS
MAX8608Y toc10
SWITCHING WAVEFORMS
MAX8608Y toc11
OUTB
10V/div
OUTB
10V/div
LX
10V/div
IL
200mV/div
IN
50mV/div
IN
50mV/div IN
50mV/div
ENB
5V/div
ENB
2V/div
OVP
100mV/div
2ms/div
LINE TRANSIENT
MAX8608Y toc12
2ms/div
400ns/div
WLED VCTRL STEP RESPONSE
MAX8608Y toc13
IN
FB_
OVP
500V/div
50mV/div
200mV/div
OUTA
FBA
2V/div
200mV/div
500mV/div
CTRL
OUTB
CTRL
200 μ s/div
OLED VCTRL STEP RESPONSE
MAX8608Y toc14
1ms/div
5V/div
500mV/div
OUTB
I LOAD
200 μ s/div
OLED LOAD TRANSIENT RESPONSE
MAX8608Y toc15
4ms/div
500mV/div
30mA
10mA
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5
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