参数资料
| 型号： | DS3984T+ |
| 厂商： | Maxim Integrated |
| 文件页数： | 3/24页 |
| 文件大小： | 0K |
| 描述： | IC CCFL CNTRLR 4CH 32-TQFP |
| 标准包装： | 1 |
| 类型： | CCFL 控制器 |
| 频率： | 40 ~ 80 kHz |
| 电流 - 电源： | 12mA |
| 电源电压： | 4.5 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 32-TQFP |
| 供应商设备封装： | 32-TQFP（7x7） |
| 包装： | 托盘 |
4-Channel Cold-Cathode
Fluorescent Lamp Controller
ELECTRICAL CHARACTERISTICS (continued)
(V CC = +4.5V to +5.5V, T A = -40°C to +85°C.)
PARAMETER
High-Level Output Voltage
(GA, GB)
SYMBOL
V OH2
I OH2 = -1mA
CONDITIONS
MIN
V CC - 0.4
TYP
MAX
UNITS
V
UVLO Threshold—V CC Rising
UVLO Threshold—V CC Falling
UVLO Hysteresis
V UVLOR
V UVLOF
V UVLOH
3.7
100
4.3
V
V
mV
SVM Threshold
SVM Hysteresis
V SVMT
V SVMH
1.8
2.0
50
2.2
V
mV
LCM and OVD Source Current
LCM and OVD Sink Current
4
4
μA
μA
LCM and OVD DC Bias Voltage
LCM and OVD Input Resistance
V DCB
R DCB
1.35
50
V
k Ω
Lamp Off Threshold
Lamp Overcurrent Threshold
Lamp Regulation Threshold
OVD Threshold
Lamp Frequency Range
Lamp Frequency Source
Frequency Tolerance
Lamp Frequency Receiver
Duty Cycle
DPWM Frequency Range
DPWM Source Frequency
Tolerance
DPWM Receiver Duty Cycle
DPWM Receiver
Frequency Range
DPWM Receiver
Minimum Pulse Width
V LOT
V LOC
V LRT
V OVDT
f LF:OSC
f LFS:TOL
f LFR:DUTY
f D:OSC
f DSR:TOL
f DFE:DUTY
f DR:OSC
t DR:MIN
(Note 3)
(Note 3)
(Note 3)
(Note 3)
LOSC resistor ±2% over temperature
POSC resistor ±2% over temperature
(Note 4)
0.3
1.8
0.9
0.9
40
-5
40
22.5
-5
40
22.5
25
0.4
2.0
1.0
1.0
0.5
2.2
1.1
1.1
80
+5
60
440.0
+5
60
440.0
V
V
V
V
kHz
%
%
Hz
%
%
Hz
μs
BRIGHT Voltage—Minimum
Brightness
BRIGHT Voltage—Maximum
Brightness
V BMIN
V BMAX
2.0
0.5
V
V
Gate-Driver Output Rise/Fall Time
GAn and GBn Duty Cycle
t R /t F
C L = 600pF
(Note 5)
100
44
ns
%
_____________________________________________________________________
3
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS3984T+ | 功能描述:显示驱动器和控制器 RoHS:否 制造商:Panasonic Electronic Components 工作电源电压:2.7 V to 5.5 V 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Reel |
| DS3984Z | 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:4-Channel Cold-Cathode Fluorescent Lamp Controller |
| DS3984Z+ | 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:4-Channel Cold-Cathode Fluorescent Lamp Controller |
| DS3988 | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:8-Channel Cold-Cathode Fluorescent Lamp Controller |
| DS3988T | 功能描述:显示驱动器和控制器 RoHS:否 制造商:Panasonic Electronic Components 工作电源电压:2.7 V to 5.5 V 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Reel |
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