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参数资料
| 型号： | MAX8785ETI+ |
| 厂商： | Maxim Integrated |
| 文件页数： | 3/19页 |
| 文件大小： | 0K |
| 描述： | IC CCFL CTRL 28-TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 60 |
| 类型： | CCFL 控制器 |
| 电流 - 电源： | 1.5mA |
| 电源电压： | 4.5 V ~ 28 V |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 28-WFQFN 裸露焊盘 |
| 供应商设备封装： | 28-TQFN-EP（5x5） |
| 包装： | 管件 |
Full-Bridge Controller for
Piezoelectric Transformers
ELECTRICAL CHARACTERISTICS (continued)
(V BATT = 12V, V DD1 = V DD2 = V SHDN = 5.35V, R RATE = 190k Ω , T A = 0°C to +85°C , unless otherwise noted. See Figure 1. Typical values
are at T A = +25°C.)
PARAMETER
IFB Lamp-Out Threshold
IFB-to-COMP Transconductance
CONDITIONS
Reject 1μs glitches
1V < V COMP < 3V
MIN
720
50
TYP
800
100
MAX
880
150
UNITS
mV
μs
COMP Output Impedance
10
M Ω
COMP Maximum Voltage Threshold
3.15
3.25
3.35
V
COMP Discharge Current During Overvoltage
Initial Startup COMP Charging Current
V IFB = 800mV, V VFB = 2.5V, V COMP = 2V
0.5
7
1.0
9
2.0
11
mA
μA
PCOMP Impedance
1
M Ω
VFB Input Bias Current
-4V < V VFB < +4V
-2
+2
μA
VFB Overvoltage Threshold
VFB Short-Circuit Threshold
OLF Input Bias Current
OLF Trip Threshold
V FB rising
V FB rising
-4V < V OLF < +4V
OLF rising
R HF = 100k Ω , V COMP = 0.0V
2.05
200
-2
1.1
58.0
2.25
230
1.2
60.0
2.45
260
+2
1.3
62.0
V
mV
μA
V
R HF = 100k Ω , V COMP = 3.0V
50
Main Oscillator Frequency
R HF = 150k Ω , V COMP = 0.0V
R HF = 150k Ω , V COMP = 3.0V
R HF = 75k Ω , V COMP = 0.0V
R HF = 75k Ω , V COMP = 3.0V
40.0
33.3
80.0
66.6
kHz
R LF = 150k Ω
202
208
214
DPWM Chopping Frequency
DPWM Dimming Resolution
R LF = 103k Ω
R LF = 315k Ω
Guaranteed monotonic
300
100
8
Hz
Bits
CNTL Minimum Duty-Cycle Threshold
CNTL Maximum Duty-Cycle Threshold
0.20
1.9
0.23
2.0
0.26
2.1
V
V
CNTL Input Current
0 < V CNTL < 2.0V
-0.1
+0.1
μA
LSYNC Input Low Voltage
LSYNC Input High Voltage
LSYNC Input Hysteresis
2.1
200
0.8
V
V
mV
LSYNC Input Bias Current
LSYNC Input Frequency Range
0 < V LSYNC < 5.5V
R LF = 150k Ω
-1
120
+1
280
μA
Hz
LSYNC Minimum Duty Cycle
SEL Input Low Voltage
SEL Input High Voltage
SEL Input Hysteresis
10
2.1
200
0.8
%
V
V
mV
SEL Input Bias Current
0 < V SEL < 5.5V
-1
+1
μA
SHDN Input Low Voltage
SHDN Input High Voltage
SHDN Input Hysteresis
2.1
100
0.8
V
V
mV
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX8785ETI+ | 功能描述:显示驱动器和控制器 Full-Bridge CCFL Controller 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 |
| MAX8785ETI+T | 功能描述:显示驱动器和控制器 Full-Bridge CCFL Controller 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 |
| MAX8785EVKIT | 功能描述:显示开发工具 MAX8785 Eval Kit RoHS:否 制造商:4D Systems 产品:4Display Shields 工具用于评估:?OLED-160-G1, ?OLED-160-G2 接口类型:Serial 工作电源电压:5 V |
| MAX8786GTL+ | 制造商:Maxim Integrated Products 功能描述:CONVERTOR - Bulk 制造商:Rochester Electronics LLC 功能描述: |
| MAX878LCSA | 制造商:Maxim Integrated Products 功能描述: |
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