- 您现在的位置：买卖IC网 > Sheet目录341 > MAX8790ETP+T (Maxim Integrated)IC LED DRVR WHITE BCKLGT 20-TQFN
Six-String White LED Driver with Active
Current Balancing for LCD Panel Applications
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1. V IN = 12V, V SHDN = V IN , CCV = 0.1μF, T A = 0°C to +85°C , unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT LEAKAGE
SHDN Leakage Current
SHDN = 26V
+35
μA
CS Leakage Current
OSC Leakage Current
BRT, ENA Leakage Current
FSET, ISET Leakage Current
OV Leakage Current
V CS = GND
FSET = ISET = V CC
-3
-1
-1
-0.1
+40
+50
+3
+1
+1
+0.1
μA
μA
μA
μA
μA
LED CURRENT
ISET = V CC , BRT = 100%
19.40
20.00
20.60
Full-Scale FB_ Output Current
ISET High-Level Threshold
ISET Voltage
20% Output Current
Current Regulation Between
Strings
Minimum FB_ Regulation Voltage
Maximum FB_ Ripple
FB_ On-Resistance
FB_ Leakage Current
R ISET = 80k Ω to GND, BRT = 100%
R ISET = 133k Ω to GND, BRT = 100%
Default setting for 20mA full-scale LED current
ISET = V CC , BRT = 20%
ISET = V CC , BRT = 100%
ISET = V CC , BRT = 20%
R ISET = 80k Ω to GND, BRT = 100%
ISET = V CC , BRT = 100%
ISET = V CC , 12.5%
ISET = V CC , C OUT = 1μF, OSC = V CC (Note 1)
V FB_ = 50mV
SHDN = GND, V FB_ = 26V
SHDN = V IN , BRT = GND, V FB_ = 15V
24.25
14.40
V CC -
0.4
1.12
3.84
-1.5
-2.0
300
270
150
25.00
15.00
1.19
4.00
500
450
275
120
13
10
25.75
15.60
1.26
4.16
+1.5
+2.0
800
720
500
200
20
1
28
mA
V
V
mA
%
%
mV
mV P-P
Ω
μA
BRT Input Frequency
Minimum BRT Duty Cycle
PLL active
100
12.5
500
Hz
%
FAULT PROTECTION
OV Threshold Voltage
FB_ Overvoltage Threshold
1.16
V CC +
0.20
1.23
V CC +
0.6
1.30
V CC +
1.45
V
V
FAULT Shutdown Timer
Thermal-Shutdown Threshold
V FB_ > 5.6V (typ)
(Note 1)
50
65
170
80
ms
°C
PHASE-LOCKED LOOP
FSET High-Level Threshold
PLL disabled
V CC -
0.4
V
BRT Frequency Capture Range
R FSET = 500k Ω
R FSET = 250k Ω
150
300
200
400
250
500
Hz
_______________________________________________________________________________________
3
发布紧急采购，3分钟左右您将得到回复。
相关PDF资料
MAX8791GTA+
IC MOSFET DRIVER 8-TQFN
MAX8811EEE+
IC DRVR DL PHASE HS 16-QSOP
MAX8821ETI+
IC LED DRVR WHITE BCKLGT 28-TQFN
MAX8822ETE+T
IC LED DRVR WHITE BCKLGT 16-TQFN
MAX8830EWE+T
IC LED DRVR WHITE BCKLGT 16-UCSP
MAX8831EWE+T
IC LED DRIVR WHITE BCKLGT 16-WLP
MAX8834ZEWP+T
IC LED DRIVR BCKLGT FLASH 20-WLP
MAX8855EVKIT+
KIT EVAL FOR MAX8855
相关代理商/技术参数
MAX8790EVKIT+
功能描述:LED 照明开发工具
RoHS:否 制造商:Fairchild Semiconductor 产品:Evaluation Kits 用于:FL7732 核心: 电源电压:120V 系列: 封装:
MAX8791AGTA+
制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
MAX8791AGTA+T
制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
MAX8791BGTA+
功能描述:功率驱动器IC Single-Phase Synch MOSFET Driver RoHS:否 制造商:Micrel 产品:MOSFET Gate Drivers 类型:Low Cost High or Low Side MOSFET Driver 上升时间: 下降时间: 电源电压-最大:30 V 电源电压-最小:2.75 V 电源电流: 最大功率耗散: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube
MAX8791BGTA+T
功能描述:功率驱动器IC Single-Phase Synch MOSFET Driver RoHS:否 制造商:Micrel 产品:MOSFET Gate Drivers 类型:Low Cost High or Low Side MOSFET Driver 上升时间: 下降时间: 电源电压-最大:30 V 电源电压-最小:2.75 V 电源电流: 最大功率耗散: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube
MAX8791GTA+
功能描述:功率驱动器IC Single-Phase Synch MOSFET Driver RoHS:否 制造商:Micrel 产品:MOSFET Gate Drivers 类型:Low Cost High or Low Side MOSFET Driver 上升时间: 下降时间: 电源电压-最大:30 V 电源电压-最小:2.75 V 电源电流: 最大功率耗散: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube
MAX8791GTA+T
功能描述:功率驱动器IC Single-Phase Synch MOSFET Driver RoHS:否 制造商:Micrel 产品:MOSFET Gate Drivers 类型:Low Cost High or Low Side MOSFET Driver 上升时间: 下降时间: 电源电压-最大:30 V 电源电压-最小:2.75 V 电源电流: 最大功率耗散: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube
MAX8792ETD+
制造商:Maxim Integrated Products 功能描述:SOFT SW PWM CNTRLR 1-OUT PWM CNTRLR 600KHZ 14TDFN EP - Rail/Tube 制造商:Maxim Integrated Products 功能描述:SINGLE QUICK- PWM STEP DOWN CONTROL